| Transactions |
| Date | Team | Player | Type | OthTm | EffDate | When |
| 4/2/2006 | Sea | Lawton | Suspended |   |   | Before |
| 4/3/2006 | Bos | Tavarez | Suspended |   |   | Before |
| 4/3/2006 | LAN | Gagne | Placed on disabled list |   |   | Before |
| 4/3/2006 | LAN | Garciaparra | Placed on disabled list |   |   | Before |
| 4/4/2006 | Cle | Davis | Promoted to active roster |   |   | Before |
| 4/4/2006 | Cle | Sabathia | Placed on disabled list |   |   | Before |
| 4/4/2006 | Flo | German | Claimed on waivers |   |   | Before |
| 4/4/2006 | Flo | Messenger | Demoted to reserve roster |   |   | Before |
| 4/4/2006 | LAN | Loney | Promoted to active roster |   |   | Before |
| 4/4/2006 | SD | Bowen | Claimed on waivers |   |   | Before |
| 4/4/2006 | SD | Cassidy | Demoted to reserve roster |   |   | Before |
| 4/4/2006 | Tam | Lugo,J | Placed on disabled list |   |   | Before |
| 4/4/2006 | Tam | Ordaz | Placed on disabled list |   |   | Before |
| 4/5/2006 | Atl | Boyer | Demoted to reserve roster |   |   | After |
| 4/5/2006 | Bos | Riske | Placed on disabled list |   |   | Before |
| 4/5/2006 | Tam | Branyan | Promoted to active roster |   |   | Before |
| 4/5/2006 | Tam | Dunn | Claimed on waivers |   |   | Before |
| 4/5/2006 | Tam | Dunn | Demoted to reserve roster |   |   | Before |
| 4/6/2006 | Atl | Devine | Promoted to active roster |   |   | Before |
| 4/6/2006 | Atl | Ramirez | Placed on disabled list |   |   | Before |
| 4/6/2006 | Atl | Ray | Promoted to active roster |   |   | Before |
| 4/6/2006 | SD | Estes | Placed on disabled list |   |   | Before |
| 4/6/2006 | Tam | Colome | Released |   |   | Before |
| 4/6/2006 | Tam | Dunn | Promoted to active roster |   |   | Before |
| 4/6/2006 | Tam | Perez | Signed |   |   | Before |
| 4/7/2006 | LAN | Saito | Promoted to active roster |   |   | Before |
| 4/7/2006 | NYA | Nieves | Demoted to reserve roster |   |   | Before |
| 4/7/2006 | SD | Cassidy | Promoted to active roster |   |   | Before |
| 4/7/2006 | SF | Correia | Promoted to active roster |   |   | Before |
| 4/7/2006 | SF | Lowry | Placed on disabled list |   |   | Before |
| 4/7/2006 | Tam | Hendrickson | Placed on disabled list |   |   | Before |
| 4/7/2006 | Tex | Bauer | Promoted to active roster |   |   | Before |
| 4/7/2006 | Tex | Dickey | Demoted to reserve roster |   |   | Before |
| 4/8/2006 | Bal | DuBose | Demoted to reserve roster |   |   | Before |
| 4/8/2006 | Bal | Halama | Promoted to active roster |   |   | Before |
| 4/8/2006 | Cin | Denorfia | Demoted to reserve roster |   |   | After |
| 4/8/2006 | Col | DeJean | Placed on disabled list |   |   | Before |
| 4/8/2006 | Tor | Phillips | Demoted to reserve roster |   |   | Before |
| 4/8/2006 | Tor | Zaun | Activated from disabled list |   |   | Before |
| 4/8/2006 | Was | Bergmann | Demoted to reserve roster |   |   | After |
| 4/9/2006 | Bal | Chavez | Demoted to reserve roster |   |   | Before |
| 4/9/2006 | Bos | Crisp | Placed on disabled list |   |   | Before |
| 4/9/2006 | Cin | Phillips | Acquired via trade | Cle |   | Before |
| 4/9/2006 | Was | Drese | Activated from disabled list |   |   | Before |
| 4/10/2006 | Atl | Devine | Demoted to reserve roster |   |   | Before |
| 4/10/2006 | Atl | Jones,C | Placed on disabled list |   |   | Before |
| 4/11/2006 | Atl | Pena,T | Promoted to active roster |   |   | Before |
| 4/11/2006 | Bos | Mohr | Promoted to active roster |   |   | Before |
| 4/11/2006 | Mil | Helling | Placed on disabled list |   |   | Before |
| 4/11/2006 | Tam | Hammel | Promoted to active roster |   |   | Before |
| 4/12/2006 | Ari | Daigle | Promoted to active roster |   |   | Before |
| 4/12/2006 | Ari | Mulholland | Placed on disabled list |   |   | Before |
| 4/12/2006 | Atl | Moylan | Promoted to active roster |   |   | Before |
| 4/12/2006 | Bal | Britton | Promoted to active roster |   |   | Before |
| 4/12/2006 | Bos | Wells | Activated from disabled list |   |   | Before |
| 4/12/2006 | Col | Ramirez | Promoted to active roster |   |   | Before |
| 4/12/2006 | Flo | Hermida | Placed on disabled list |   |   | Before |
| 4/12/2006 | Pit | Doumit | Placed on disabled list |   |   | Before |
| 4/12/2006 | Sea | Harris | Demoted to reserve roster |   |   | Before |
| 4/12/2006 | Sea | Lawton | Reinstated |   |   | Before |
| 4/12/2006 | Sea | Quiroz | Demoted to reserve roster |   |   | Before |
| 4/12/2006 | Sea | Rivera | Promoted to active roster |   |   | Before |
| 4/12/2006 | Tam | Huff | Placed on disabled list |   |   | Before |
| 4/12/2006 | Tex | Kinsler | Placed on disabled list |   |   | Before |
| 4/12/2006 | Tex | Matthews | Activated from disabled list |   |   | Before |
| 4/13/2006 | Bos | Tavarez | Reinstated |   |   | Before |
| 4/13/2006 | Bos | Wells | Placed on disabled list |   |   | Before |
| 4/13/2006 | Cin | Griffey | Placed on disabled list |   |   | Before |
| 4/13/2006 | Flo | Resop | Demoted to reserve roster |   |   | After |
| 4/13/2006 | LAN | Brazoban | Placed on disabled list |   |   | Before |
| 4/13/2006 | Was | Watson | Demoted to reserve roster |   |   | After |
| 4/14/2006 | Cin | Abad | Released |   |   | Before |
| 4/14/2006 | Cin | McCracken | Promoted to active roster |   |   | Before |
| 4/14/2006 | Cle | Cabrera | Placed on disabled list |   |   | Before |
| 4/14/2006 | Flo | Olsen | Promoted to active roster |   |   | Before |
| 4/14/2006 | Hou | Astacio | Promoted to active roster |   |   | Before |
| 4/14/2006 | Hou | Backe | Placed on disabled list |   |   | Before |
| 4/14/2006 | KC | Bautista | Placed on disabled list |   |   | Before |
| 4/14/2006 | LAN | Lofton | Activated from disabled list |   |   | Before |
| 4/14/2006 | NYA | Smith | Promoted to active roster |   |   | Before |
| 4/14/2006 | Oak | Kielty | Promoted to active roster |   |   | Before |
| 4/14/2006 | Oak | Witasick | Placed on disabled list |   |   | Before |
| 4/14/2006 | Tex | Feldman | Demoted to reserve roster |   |   | Before |
| 4/14/2006 | Tex | Wilson | Activated from disabled list |   |   | Before |
| 4/14/2006 | Tor | Tallet | Demoted to reserve roster |   |   | After |
| 4/14/2006 | Was | Church | Promoted to active roster |   |   | Before |
| 4/14/2006 | Was | Gonzalez | Demoted to reserve roster |   |   | Before |
| 4/14/2006 | Was | Harris | Promoted to active roster |   |   | Before |
| 4/15/2006 | Bos | Van Buren | Promoted to active roster |   |   | Before |
| 4/15/2006 | ChN | Novoa | Promoted to active roster |   |   | Before |
| 4/15/2006 | ChN | Wuertz | Demoted to reserve roster |   |   | Before |
| 4/15/2006 | Cle | Carmona | Promoted to active roster |   |   | Before |
| 4/15/2006 | Col | Kim,S | Placed on disabled list |   |   | Before |
| 4/15/2006 | Det | Gomez | Promoted to active roster |   |   | Before |
| 4/15/2006 | Det | Young | Placed on disabled list |   |   | Before |
| 4/15/2006 | Pit | Casey | Placed on disabled list |   |   | Before |
| 4/15/2006 | Pit | Edwards | Promoted to active roster |   |   | Before |
| 4/15/2006 | SF | Accardo | Demoted to reserve roster |   |   | After |
| 4/15/2006 | Tam | Burroughs | Activated from disabled list |   |   | Before |
| 4/15/2006 | Tex | DeRosa | Placed on disabled list |   |   | Before |
| 4/15/2006 | Tor | Burnett | Activated from disabled list |   |   | Before |
| 4/15/2006 | Was | Drese | Placed on disabled list |   |   | Before |
| 4/15/2006 | Was | Rivera | Promoted to active roster |   |   | Before |
| 4/16/2006 | ChN | Pagan | Placed on disabled list |   |   | Before |
| 4/16/2006 | KC | Redman | Activated from disabled list |   |   | Before |
| 4/16/2006 | LAA | Colon | Placed on disabled list |   |   | Before |
| 4/16/2006 | Mil | Sheets | Activated from disabled list |   |   | Before |
| 4/16/2006 | Min | Kubel | Demoted to reserve roster |   |   | After |
| 4/16/2006 | Pit | Paulino | Promoted to active roster |   |   | Before |
| 4/16/2006 | SF | Hennessey | Promoted to active roster |   |   | Before |
| 4/16/2006 | Tam | Hammel | Demoted to reserve roster |   |   | After |
| 4/17/2006 | Bal | Byrdak | Placed on disabled list |   |   | Before |
| 4/17/2006 | Bal | Matos | Placed on disabled list |   |   | Before |
| 4/17/2006 | ChN | Aardsma | Promoted to active roster |   |   | Before |
| 4/17/2006 | Flo | Cepicky | Promoted to active roster |   |   | Before |
| 4/17/2006 | Flo | Martinez | Placed on disabled list |   |   | Before |
| 4/17/2006 | Flo | Messenger | Promoted to active roster |   |   | Before |
| 4/17/2006 | KC | Peralta | Promoted to active roster |   |   | Before |
| 4/17/2006 | KC | Stemle | Placed on disabled list |   |   | Before |
| 4/17/2006 | LAA | Rivera | Placed on disabled list |   |   | Before |
| 4/17/2006 | LAN | Robles | Promoted to active roster |   |   | Before |
| 4/17/2006 | LAN | Ross | Demoted to reserve roster |   |   | Before |
| 4/17/2006 | NYN | Diaz | Demoted to reserve roster |   |   | Before |
| 4/17/2006 | NYN | Feliciano | Promoted to active roster |   |   | Before |
| 4/17/2006 | SF | Ishikawa | Promoted to active roster |   |   | Before |
| 4/17/2006 | SF | Niekro | Placed on restricted list |   |   | Before |
| 4/18/2006 | Bal | Newhan | Placed on disabled list |   |   | Before |
| 4/18/2006 | Cin | LaRue | Activated from disabled list |   |   | Before |
| 4/18/2006 | Col | Dohmann | Activated from disabled list |   |   | Before |
| 4/18/2006 | Mil | Adams | Promoted to active roster |   |   | Before |
| 4/18/2006 | Mil | Demaria | Promoted to active roster |   |   | Before |
| 4/18/2006 | Mil | Fernandez | Demoted to reserve roster |   |   | Before |
| 4/18/2006 | Mil | Hart | Demoted to reserve roster |   |   | Before |
| 4/18/2006 | Min | Sierra | Promoted to active roster |   |   | Before |
| 4/18/2006 | NYN | Hernandez,A | Placed on disabled list |   |   | Before |
| 4/18/2006 | SD | Adkins | Promoted to active roster |   |   | Before |
| 4/18/2006 | SD | Sledge | Demoted to reserve roster |   |   | Before |
| 4/18/2006 | Tam | Orvella | Promoted to active roster |   |   | Before |
| 4/19/2006 | Ari | Daigle | Demoted to reserve roster |   |   | Before |
| 4/19/2006 | Ari | Medders | Activated from disabled list |   |   | Before |
| 4/19/2006 | Bal | Chavez | Promoted to active roster |   |   | Before |
| 4/19/2006 | Bal | Rodriguez | Promoted to active roster |   |   | Before |
| 4/19/2006 | Bal | Terrero | Promoted to active roster |   |   | Before |
| 4/19/2006 | Bos | Stern | Demoted to reserve roster |   |   | After |
| 4/19/2006 | Cin | Burns | Demoted to reserve roster |   |   | Before |
| 4/19/2006 | Cin | Gosling | Promoted to active roster |   |   | Before |
| 4/19/2006 | Cin | Milton | Placed on disabled list |   |   | Before |
| 4/19/2006 | Hou | Miller | Placed on disabled list |   |   | Before |
| 4/19/2006 | LAA | Gregg | Promoted to active roster |   |   | Before |
| 4/19/2006 | SF | Taschner | Demoted to reserve roster |   |   | After |
| 4/19/2006 | StL | Rincon | Placed on disabled list |   |   | Before |
| 4/19/2006 | Tex | Meyer | Promoted to active roster |   |   | Before |
| 4/20/2006 | Bos | Harris | Promoted to active roster |   |   | Before |
| 4/20/2006 | ChN | Lee | Placed on disabled list |   |   | Before |
| 4/20/2006 | Cin | Gosling | Demoted to reserve roster |   |   | Before |
| 4/20/2006 | Cin | Shackelford | Promoted to active roster |   |   | Before |
| 4/20/2006 | Cle | Betancourt | Placed on disabled list |   |   | Before |
| 4/20/2006 | Cle | Miller | Placed on disabled list |   |   | Before |
| 4/20/2006 | Cle | Perez,R | Promoted to active roster |   |   | Before |
| 4/20/2006 | Col | Helton | Placed on disabled list |   |   | Before |
| 4/20/2006 | Det | Spurling | Demoted to reserve roster |   |   | After |
| 4/20/2006 | KC | DeJesus | Placed on disabled list |   |   | Before |
| 4/20/2006 | Min | Stewart | Placed on restricted list |   |   | Before |
| 4/20/2006 | NYN | Matsui | Activated from disabled list |   |   | Before |
| 4/20/2006 | SF | Benitez | Activated from disabled list |   |   | Before |
| 4/20/2006 | SF | Ishikawa | Demoted to reserve roster |   |   | Before |
| 4/20/2006 | SF | Niekro | Activated from restricted list |   |   | Before |
| 4/20/2006 | Was | Rivera | Demoted to reserve roster |   |   | Before |
| 4/20/2006 | Was | Traber | Promoted to active roster |   |   | Before |
| 4/21/2006 | Atl | Moylan | Demoted to reserve roster |   |   | Before |
| 4/21/2006 | Atl | Prado | Promoted to active roster |   |   | Before |
| 4/21/2006 | ChN | Restovich | Promoted to active roster |   |   | Before |
| 4/21/2006 | Cle | Slocum | Promoted to active roster |   |   | Before |
| 4/21/2006 | Col | Asencio | Promoted to active roster |   |   | Before |
| 4/21/2006 | Col | Day | Waived |   |   | Before |
| 4/21/2006 | Det | Jones | Activated from disabled list |   |   | Before |
| 4/21/2006 | Hou | Borkowski | Promoted to active roster |   |   | Before |
| 4/21/2006 | KC | Nelson | Promoted to active roster |   |   | Before |
| 4/21/2006 | Oak | Gaudin | Promoted to active roster |   |   | Before |
| 4/21/2006 | Oak | Kielty | Demoted to reserve roster |   |   | Before |
| 4/21/2006 | Phi | Santana | Placed on disabled list |   |   | Before |
| 4/21/2006 | Tex | Hyzdu | Promoted to active roster |   |   | Before |
| 4/21/2006 | Tex | Nix | Demoted to reserve roster |   |   | Before |
| 4/22/2006 | Bos | Van Buren | Demoted to reserve roster |   |   | After |
| 4/22/2006 | Cle | Guthrie | Promoted to active roster |   |   | Before |
| 4/22/2006 | Cle | Perez,R | Demoted to reserve roster |   |   | Before |
| 4/22/2006 | Col | Spilborghs | Promoted to active roster |   |   | Before |
| 4/22/2006 | LAA | Willits | Promoted to active roster |   |   | Before |
| 4/22/2006 | LAN | Garciaparra | Activated from disabled list |   |   | Before |
| 4/22/2006 | LAN | Loney | Demoted to reserve roster |   |   | Before |
| 4/22/2006 | Tam | Childers | Demoted to reserve roster |   |   | Before |
| 4/22/2006 | Tam | Jackson | Promoted to active roster |   |   | Before |
| 4/22/2006 | Tex | Castro | Placed on disabled list |   |   | Before |
| 4/22/2006 | Tex | Rheinecker | Promoted to active roster |   |   | Before |
| 4/22/2006 | Tex | Shouse | Placed on disabled list |   |   | Before |
| 4/22/2006 | Tor | Burnett | Placed on disabled list |   |   | Before |
| 4/22/2006 | Tor | Marcum | Promoted to active roster |   |   | Before |
| 4/22/2006 | Was | Patterson | Placed on disabled list |   |   | Before |
| 4/23/2006 | Bos | Delcarmen | Promoted to active roster |   |   | Before |
| 4/23/2006 | ChN | Guzman | Promoted to active roster |   |   | Before |
| 4/23/2006 | ChN | Williams | Demoted to reserve roster |   |   | Before |
| 4/23/2006 | LAN | Ross | Promoted to active roster |   |   | After |
| 4/23/2006 | SD | Adkins | Demoted to reserve roster |   |   | Before |
| 4/23/2006 | SD | Cameron | Activated from disabled list |   |   | Before |
| 4/23/2006 | Sea | Borchard | Waived |   |   | Before |
| 4/23/2006 | Sea | Nageotte | Promoted to active roster |   |   | Before |
| 4/23/2006 | Sea | Nageotte | Demoted to reserve roster |   |   | After |
| 4/23/2006 | SF | Walker | Demoted to reserve roster |   |   | Before |
| 4/23/2006 | SF | Wilson | Promoted to active roster |   |   | Before |
| 4/23/2006 | Tex | Mahay | Promoted to active roster |   |   | Before |
| 4/23/2006 | Tex | Rheinecker | Demoted to reserve roster |   |   | Before |
| 4/24/2006 | Ari | Ortiz | Placed on disabled list |   |   | Before |
| 4/24/2006 | Cin | Ramirez | Promoted to active roster |   |   | Before |
| 4/24/2006 | Cin | Ross,C | Acquired via trade | LAN |   | Before |
| 4/24/2006 | Cin | Womack | Released |   |   | Before |
| 4/24/2006 | LAA | Izturis | Placed on disabled list |   |   | Before |
| 4/24/2006 | LAA | Kendrick | Promoted to active roster |   |   | Before |
| 4/24/2006 | LAN | Ross | Traded away | Cin |   | Before |
| 4/24/2006 | Min | Stewart | Activated from restricted list |   |   | Before |
| 4/24/2006 | Oak | Loaiza | Placed on disabled list |   |   | Before |
| 4/24/2006 | Sea | Livingston | Promoted to active roster |   |   | Before |
| 4/24/2006 | SF | Wilson | Placed on disabled list |   |   | Before |
| 4/24/2006 | Tam | Cantu | Placed on disabled list |   |   | Before |
| 4/25/2006 | Atl | Jones,C | Activated from disabled list |   |   | Before |
| 4/25/2006 | Atl | Prado | Demoted to reserve roster |   |   | Before |
| 4/25/2006 | SF | Accardo | Promoted to active roster |   |   | Before |
| 4/25/2006 | Tam | Crawford | Placed on restricted list |   |   | Before |
| 4/25/2006 | Tam | Hendrickson | Activated from disabled list |   |   | Before |
| 4/25/2006 | Tam | Jackson | Demoted to reserve roster |   |   | Before |
| 4/26/2006 | KC | Hernandez | Promoted to active roster |   |   | Before |
| 4/26/2006 | KC | Nelson | Demoted to reserve roster |   |   | Before |
| 4/26/2006 | Mil | Adams | Demoted to reserve roster |   |   | After |
| 4/26/2006 | Oak | Bradley | Placed on disabled list |   |   | Before |
| 4/26/2006 | Phi | Condrey | Promoted to active roster |   |   | Before |
| 4/26/2006 | SF | Walker | Promoted to active roster |   |   | After |
| 4/26/2006 | Tam | Crawford | Activated from restricted list |   |   | Before |
| 4/26/2006 | Was | Bergmann | Promoted to active roster |   |   | Before |
| 4/26/2006 | Was | Traber | Demoted to reserve roster |   |   | Before |
| 4/27/2006 | Mil | Hendrickson | Promoted to active roster |   |   | Before |
| 4/27/2006 | NYN | Bannister | Placed on disabled list |   |   | Before |
| 4/27/2006 | Oak | Harden | Placed on disabled list |   |   | Before |
| 4/27/2006 | SF | Durham | Placed on disabled list |   |   | Before |
| 4/27/2006 | SF | Walker | Traded away | Tam |   | Before |
| 4/27/2006 | Tam | Dunn | Demoted to reserve roster |   |   | Before |
| 4/27/2006 | Tam | Norton | Promoted to active roster |   |   | Before |
| 4/27/2006 | Tor | Janssen | Promoted to active roster |   |   | Before |
| 4/27/2006 | Tor | Marcum | Demoted to reserve roster |   |   | Before |
| 4/27/2006 | Was | Harris | Demoted to reserve roster |   |   | Before |
| 4/27/2006 | Was | O'Connor | Promoted to active roster |   |   | Before |
| 4/28/2006 | Bal | Lopez,J | Placed on disabled list |   |   | Before |
| 4/28/2006 | NYN | Diaz | Promoted to active roster |   |   | Before |
| 4/28/2006 | Oak | Flores | Promoted to active roster |   |   | Before |
| 4/28/2006 | SF | Frandsen | Promoted to active roster |   |   | Before |
| 4/28/2006 | StL | Gall | Promoted to active roster |   |   | Before |
| 4/28/2006 | Tam | Walker | Acquired via trade | SF |   | Before |
| 4/28/2006 | Tor | Frasor | Demoted to reserve roster |   |   | Before |
| 4/28/2006 | Tor | McGowan | Promoted to active roster |   |   | Before |
| 4/28/2006 | Was | Day | Claimed on waivers |   |   | Before |
| 4/29/2006 | Bal | Britton | Demoted to reserve roster |   |   | Before |
| 4/29/2006 | Bal | Williams | Activated from disabled list |   |   | Before |
| 4/29/2006 | Cin | Ross,C | Placed on disabled list |   |   | Before |
| 4/29/2006 | Cle | Carmona | Demoted to reserve roster |   |   | After |
| 4/29/2006 | KC | Costa | Placed on disabled list |   |   | Before |
| 4/29/2006 | KC | Robinson | Promoted to active roster |   |   | Before |
| 4/29/2006 | Sea | Mateo | Placed on disabled list |   |   | Before |
| 4/29/2006 | Tor | Downs | Placed on restricted list |   |   | Before |
| 4/29/2006 | Tor | Marcum | Promoted to active roster |   |   | Before |
| 4/30/2006 | Atl | McBride | Activated from disabled list |   |   | Before |
| 4/30/2006 | Atl | Pena,T | Demoted to reserve roster |   |   | Before |
| 4/30/2006 | Bal | Fahey | Promoted to active roster |   |   | Before |
| 4/30/2006 | Bal | Roberts | Placed on disabled list |   |   | Before |
| 4/30/2006 | Cle | Cabrera | Activated from disabled list |   |   | Before |
| 4/30/2006 | Col | Asencio | Demoted to reserve roster |   |   | Before |
| 4/30/2006 | Col | Kim,B | Activated from disabled list |   |   | Before |
| 4/30/2006 | LAA | Willits | Demoted to reserve roster |   |   | After |
| 4/30/2006 | LAN | Kuo | Demoted to reserve roster |   |   | After |
| 4/30/2006 | Min | Reyes | Promoted to active roster |   |   | Before |
| 4/30/2006 | Min | Sierra | Placed on disabled list |   |   | Before |
| 4/30/2006 | NYA | Smith | Demoted to reserve roster |   |   | After |
| 4/30/2006 | Sea | Green | Promoted to active roster |   |   | Before |
| 4/30/2006 | Tex | DeRosa | Activated from disabled list |   |   | Before |
| 4/30/2006 | Tex | Hyzdu | Demoted to reserve roster |   |   | Before |
| 4/30/2006 | Tor | Marcum | Demoted to reserve roster |   |   | Before |
| 4/30/2006 | Tor | Tallet | Promoted to active roster |   |   | Before |
| 5/1/2006 | Bos | Bard | Traded away | SD |   | Before |
| 5/1/2006 | Bos | Mirabelli | Acquired via trade | SD |   | Before |
| 5/1/2006 | ChN | Aardsma | Demoted to reserve roster |   |   | Before |
| 5/1/2006 | ChN | Hill | Promoted to active roster |   |   | Before |
| 5/1/2006 | Hou | Qualls | Placed on restricted list |   |   | Before |
| 5/1/2006 | KC | Andrade | Promoted to active roster |   |   | Before |
| 5/1/2006 | KC | Hudson | Demoted to reserve roster |   |   | Before |
| 5/1/2006 | LAA | Bootcheck | Promoted to active roster |   |   | Before |
| 5/1/2006 | LAA | Erstad | Placed on disabled list |   |   | Before |
| 5/1/2006 | LAN | Beimel | Promoted to active roster |   |   | Before |
| 5/1/2006 | LAN | Broxton | Promoted to active roster |   |   | Before |
| 5/1/2006 | LAN | Carter | Demoted to reserve roster |   |   | Before |
| 5/1/2006 | NYA | Small | Activated from disabled list |   |   | Before |
| 5/1/2006 | NYN | Diaz | Demoted to reserve roster |   |   | After |
| 5/1/2006 | Oak | Kielty | Promoted to active roster |   |   | Before |
| 5/1/2006 | SD | Bard | Acquired via trade | Bos |   | Before |
| 5/1/2006 | SD | Meredith | Acquired via trade | Bos |   | Before |
| 5/1/2006 | SD | Meredith | Demoted to reserve roster |   |   | Before |
| 5/1/2006 | SD | Mirabelli | Traded away | Bos |   | Before |
| 5/1/2006 | Was | Rodriguez | Suspended |   |   | Before |
| 5/1/2006 | Was | Zimmerman | Placed on restricted list |   |   | Before |
| 5/2/2006 | Ari | Daigle | Promoted to active roster |   |   | Before |
| 5/2/2006 | Bal | Birkins | Promoted to active roster |   |   | Before |
| 5/2/2006 | Bal | Brower | Released |   |   | Before |
| 5/2/2006 | Bal | Manon | Promoted to active roster |   |   | Before |
| 5/2/2006 | Bal | Rodriguez | Demoted to reserve roster |   |   | Before |
| 5/2/2006 | Cin | Denorfia | Promoted to active roster |   |   | Before |
| 5/2/2006 | Cle | Sabathia | Activated from disabled list |   |   | Before |
| 5/2/2006 | Cle | Slocum | Demoted to reserve roster |   |   | Before |
| 5/2/2006 | Col | Piedra | Activated from disabled list |   |   | Before |
| 5/2/2006 | Col | Piedra | Demoted to reserve roster |   |   | Before |
| 5/2/2006 | KC | Sweeney | Placed on disabled list |   |   | Before |
| 5/2/2006 | LAN | Ethier | Promoted to active roster |   |   | Before |
| 5/2/2006 | LAN | Ledee | Placed on disabled list |   |   | Before |
| 5/2/2006 | Mil | Ohka | Placed on disabled list |   |   | Before |
| 5/2/2006 | NYN | Maine | Promoted to active roster |   |   | Before |
| 5/2/2006 | Pit | Randa | Placed on disabled list |   |   | Before |
| 5/2/2006 | StL | Falkenborg | Promoted to active roster |   |   | Before |
| 5/2/2006 | StL | Schumaker | Demoted to reserve roster |   |   | Before |
| 5/2/2006 | Tex | Tejeda | Promoted to active roster |   |   | Before |
| 5/2/2006 | Tor | Downs | Activated from restricted list |   |   | Before |
| 5/2/2006 | Tor | Tallet | Demoted to reserve roster |   |   | Before |
| 5/2/2006 | Was | Zimmerman | Activated from restricted list |   |   | Before |
| 5/3/2006 | Atl | Cormier | Placed on disabled list |   |   | Before |
| 5/3/2006 | Atl | Moylan | Promoted to active roster |   |   | Before |
| 5/3/2006 | Col | Barmes | Placed on restricted list |   |   | Before |
| 5/3/2006 | Flo | Cepicky | Demoted to reserve roster |   |   | Before |
| 5/3/2006 | Flo | Herges | Placed on restricted list |   |   | Before |
| 5/3/2006 | Hou | Qualls | Activated from restricted list |   |   | Before |
| 5/3/2006 | KC | Huber | Promoted to active roster |   |   | Before |
| 5/3/2006 | LAA | Bootcheck | Placed on disabled list |   |   | Before |
| 5/3/2006 | LAA | Mathis | Demoted to reserve roster |   |   | After |
| 5/3/2006 | Mil | Sheets | Placed on disabled list |   |   | Before |
| 5/3/2006 | NYN | Maine | Placed on disabled list |   |   | Before |
| 5/3/2006 | Pit | Doumit | Activated from disabled list |   |   | Before |
| 5/3/2006 | Pit | Edwards | Demoted to reserve roster |   |   | Before |
| 5/4/2006 | Cin | Aurilia | Placed on disabled list |   |   | Before |
| 5/4/2006 | Cin | Olmedo | Promoted to active roster |   |   | Before |
| 5/4/2006 | Flo | Borchard | Claimed on waivers |   |   | Before |
| 5/4/2006 | LAA | Murphy | Promoted to active roster |   |   | Before |
| 5/4/2006 | LAA | Napoli | Promoted to active roster |   |   | Before |
| 5/4/2006 | Was | Rodriguez | Reinstated |   |   | Before |
| 5/5/2006 | Bal | Matos | Activated from disabled list |   |   | Before |
| 5/5/2006 | ChA | Contreras | Placed on disabled list |   |   | Before |
| 5/5/2006 | Col | Barmes | Activated from restricted list |   |   | Before |
| 5/5/2006 | Col | Helton | Activated from disabled list |   |   | Before |
| 5/5/2006 | Col | Spilborghs | Demoted to reserve roster |   |   | Before |
| 5/5/2006 | Det | Gomez | Demoted to reserve roster |   |   | Before |
| 5/5/2006 | Det | Young | Activated from disabled list |   |   | Before |
| 5/5/2006 | Flo | Herges | Activated from restricted list |   |   | Before |
| 5/5/2006 | KC | Guiel | Promoted to active roster |   |   | Before |
| 5/5/2006 | KC | Teahen | Demoted to reserve roster |   |   | Before |
| 5/5/2006 | LAN | Martin | Promoted to active roster |   |   | Before |
| 5/5/2006 | LAN | Navarro | Placed on disabled list |   |   | Before |
| 5/5/2006 | Mil | Fernandez | Promoted to active roster |   |   | Before |
| 5/5/2006 | Oak | Gaudin | Demoted to reserve roster |   |   | Before |
| 5/5/2006 | Oak | Roney | Promoted to active roster |   |   | Before |
| 5/5/2006 | Phi | Condrey | Demoted to reserve roster |   |   | Before |
| 5/5/2006 | Phi | Lieberthal | Placed on disabled list |   |   | Before |
| 5/5/2006 | Phi | Ruiz | Promoted to active roster |   |   | Before |
| 5/5/2006 | Tam | Burroughs | Demoted to reserve roster |   |   | Before |
| 5/5/2006 | Tam | Green | Demoted to reserve roster |   |   | Before |
| 5/5/2006 | Tam | Harville | Promoted to active roster |   |   | Before |
| 5/5/2006 | Tam | Huff | Activated from disabled list |   |   | Before |
| 5/5/2006 | Tam | Lugo,J | Activated from disabled list |   |   | Before |
| 5/5/2006 | Tam | Miceli | Placed on disabled list |   |   | Before |
| 5/5/2006 | Tor | Chulk | Demoted to reserve roster |   |   | Before |
| 5/5/2006 | Tor | Rosario | Promoted to active roster |   |   | Before |
| 5/6/2006 | Atl | James | Placed on disabled list |   |   | Before |
| 5/6/2006 | Atl | Ramirez | Activated from disabled list |   |   | Before |
| 5/6/2006 | LAN | Perez | Placed on restricted list |   |   | Before |
| 5/6/2006 | LAN | Sele | Promoted to active roster |   |   | Before |
| 5/6/2006 | NYA | Sheffield | Placed on disabled list |   |   | Before |
| 5/6/2006 | NYN | Fortunato | Promoted to active roster |   |   | Before |
| 5/6/2006 | Phi | Santana | Activated from disabled list |   |   | Before |
| 5/6/2006 | SF | Alou | Placed on disabled list |   |   | Before |
| 5/6/2006 | SF | Knoedler | Promoted to active roster |   |   | Before |
| 5/7/2006 | Atl | Ramirez | Placed on disabled list |   |   | Before |
| 5/7/2006 | Hou | Burke | Placed on disabled list |   |   | Before |
| 5/7/2006 | Hou | McEwing | Promoted to active roster |   |   | Before |
| 5/7/2006 | NYN | Lima | Promoted to active roster |   |   | Before |
| 5/7/2006 | NYN | Zambrano | Placed on disabled list |   |   | Before |
| 5/7/2006 | Oak | Duchscherer | Placed on disabled list |   |   | Before |
| 5/7/2006 | Pit | Bautista | Promoted to active roster |   |   | Before |
| 5/8/2006 | Bos | Delcarmen | Demoted to reserve roster |   |   | Before |
| 5/8/2006 | ChN | Restovich | Demoted to reserve roster |   |   | Before |
| 5/8/2006 | ChN | Theriot | Promoted to active roster |   |   | Before |
| 5/8/2006 | KC | Bautista | Activated from disabled list |   |   | Before |
| 5/8/2006 | KC | Mays | Released |   |   | Before |
| 5/8/2006 | LAA | Rivera | Activated from disabled list |   |   | Before |
| 5/8/2006 | NYN | Fortunato | Placed on disabled list |   |   | Before |
| 5/8/2006 | SF | Fassero | Released |   |   | Before |
| 5/8/2006 | SF | Knoedler | Demoted to reserve roster |   |   | Before |
| 5/8/2006 | SF | Lowry | Activated from disabled list |   |   | Before |
| 5/8/2006 | SF | Ortmeier | Promoted to active roster |   |   | Before |
| 5/8/2006 | StL | Bigbie | Activated from disabled list |   |   | Before |
| 5/8/2006 | StL | Gall | Demoted to reserve roster |   |   | Before |
| 5/8/2006 | StL | Ponson | Placed on disabled list |   |   | Before |
| 5/8/2006 | Tex | Feldman | Promoted to active roster |   |   | Before |
| 5/8/2006 | Tex | Shouse | Activated from disabled list |   |   | Before |
| 5/8/2006 | Tex | Shouse | Demoted to reserve roster |   |   | Before |
| 5/8/2006 | Tex | Tejeda | Demoted to reserve roster |   |   | Before |
| 5/9/2006 | Atl | Paronto | Promoted to active roster |   |   | Before |
| 5/9/2006 | Bos | Holtz | Promoted to active roster |   |   | Before |
| 5/9/2006 | LAA | Kotchman | Placed on disabled list |   |   | Before |
| 5/9/2006 | LAA | McPherson | Promoted to active roster |   |   | Before |
| 5/9/2006 | LAN | Perez | Activated from restricted list |   |   | Before |
| 5/9/2006 | LAN | Robles | Demoted to reserve roster |   |   | Before |
| 5/9/2006 | NYA | Cabrera | Promoted to active roster |   |   | Before |
| 5/9/2006 | NYN | Bell | Promoted to active roster |   |   | Before |
| 5/9/2006 | Oak | Brown | Promoted to active roster |   |   | Before |
| 5/9/2006 | Oak | Kendall | Suspended |   |   | Before |
| 5/9/2006 | StL | Johnson | Promoted to active roster |   |   | Before |
| 5/10/2006 | ChA | Haeger | Promoted to active roster |   |   | Before |
| 5/10/2006 | ChA | Haeger | Demoted to reserve roster |   |   | After |
| 5/10/2006 | Det | Tata | Demoted to reserve roster |   |   | After |
| 5/10/2006 | Flo | German | Placed on disabled list |   |   | Before |
| 5/10/2006 | Flo | Kensing | Promoted to active roster |   |   | Before |
| 5/10/2006 | LAN | Aybar | Promoted to active roster |   |   | Before |
| 5/10/2006 | LAN | Repko | Placed on disabled list |   |   | Before |
| 5/10/2006 | Mil | Eveland | Promoted to active roster |   |   | Before |
| 5/10/2006 | Oak | Kennedy | Placed on disabled list |   |   | Before |
| 5/10/2006 | Tex | Alfonseca | Placed on disabled list |   |   | Before |
| 5/11/2006 | Bal | Gomez | Placed on disabled list |   |   | Before |
| 5/11/2006 | ChA | Montero | Promoted to active roster |   |   | Before |
| 5/11/2006 | Cin | Denorfia | Demoted to reserve roster |   |   | Before |
| 5/11/2006 | Cin | Griffey | Activated from disabled list |   |   | Before |
| 5/11/2006 | Cin | Mercker | Placed on disabled list |   |   | Before |
| 5/11/2006 | Det | Colon | Promoted to active roster |   |   | Before |
| 5/11/2006 | Phi | Geary | Demoted to reserve roster |   |   | After |
| 5/11/2006 | SF | Frandsen | Demoted to reserve roster |   |   | After |
| 5/11/2006 | Tex | Guzman | Acquired via trade | SD |   | Before |
| 5/11/2006 | Tex | Guzman | Demoted to reserve roster |   |   | Before |
| 5/11/2006 | Tor | Chacin | Placed on disabled list |   |   | Before |
| 5/11/2006 | Tor | Frasor | Promoted to active roster |   |   | Before |
| 5/11/2006 | Tor | McGowan | Demoted to reserve roster |   |   | Before |
| 5/11/2006 | Was | Schneider | Placed on disabled list |   |   | Before |
| 5/12/2006 | Bal | Rogers | Promoted to active roster |   |   | Before |
| 5/12/2006 | Col | Shealy | Activated from disabled list |   |   | Before |
| 5/12/2006 | Col | Shealy | Demoted to reserve roster |   |   | Before |
| 5/12/2006 | Hou | Astacio | Demoted to reserve roster |   |   | Before |
| 5/12/2006 | Hou | Miller | Activated from disabled list |   |   | Before |
| 5/12/2006 | KC | Andrade | Demoted to reserve roster |   |   | Before |
| 5/12/2006 | KC | Booker | Claimed on waivers |   |   | Before |
| 5/12/2006 | LAN | Mueller | Placed on disabled list |   |   | Before |
| 5/12/2006 | LAN | Robles | Promoted to active roster |   |   | Before |
| 5/12/2006 | NYA | Matsui | Placed on disabled list |   |   | Before |
| 5/12/2006 | NYA | Reese | Promoted to active roster |   |   | Before |
| 5/12/2006 | Oak | Keisler | Promoted to active roster |   |   | Before |
| 5/12/2006 | Oak | Roney | Demoted to reserve roster |   |   | Before |
| 5/12/2006 | Phi | Hamels | Promoted to active roster |   |   | Before |
| 5/12/2006 | Phi | Roberson | Promoted to active roster |   |   | Before |
| 5/12/2006 | Phi | Rowand | Placed on disabled list |   |   | Before |
| 5/12/2006 | SD | Adkins | Promoted to active roster |   |   | Before |
| 5/12/2006 | SD | Bowen | Placed on disabled list |   |   | Before |
| 5/12/2006 | SD | Brazelton | Demoted to reserve roster |   |   | Before |
| 5/12/2006 | SD | McAnulty | Promoted to active roster |   |   | Before |
| 5/12/2006 | SF | Durham | Activated from disabled list |   |   | Before |
| 5/12/2006 | Tex | Shouse | Promoted to active roster |   |   | After |
| 5/13/2006 | Bal | Lopez,J | Activated from disabled list |   |   | Before |
| 5/13/2006 | Bal | Terrero | Demoted to reserve roster |   |   | Before |
| 5/13/2006 | ChN | Guzman | Demoted to reserve roster |   |   | Before |
| 5/13/2006 | ChN | Ryu | Promoted to active roster |   |   | Before |
| 5/13/2006 | Cle | Carmona | Promoted to active roster |   |   | Before |
| 5/13/2006 | Cle | Graves | Demoted to reserve roster |   |   | Before |
| 5/13/2006 | Flo | Mitre | Placed on disabled list |   |   | Before |
| 5/13/2006 | Flo | Petit | Promoted to active roster |   |   | Before |
| 5/13/2006 | NYN | Bell | Demoted to reserve roster |   |   | Before |
| 5/13/2006 | NYN | Gonzalez | Promoted to active roster |   |   | Before |
| 5/13/2006 | Oak | Gaudin | Promoted to active roster |   |   | Before |
| 5/13/2006 | Oak | Kendall | Reinstated |   |   | Before |
| 5/13/2006 | Phi | Santana | Placed on disabled list |   |   | Before |
| 5/13/2006 | SD | Brower | Signed |   |   | Before |
| 5/13/2006 | SD | Johnson | Demoted to reserve roster |   |   | Before |
| 5/13/2006 | SD | Meredith | Promoted to active roster |   |   | Before |
| 5/13/2006 | SD | Williams | Placed on disabled list |   |   | Before |
| 5/13/2006 | Tex | Shouse | Traded away | Mil |   | Before |
| 5/13/2006 | Was | Fick | Activated from disabled list |   |   | Before |
| 5/14/2006 | Cin | Burns | Promoted to active roster |   |   | Before |
| 5/14/2006 | KC | Booker | Placed on disabled list |   |   | Before |
| 5/14/2006 | Mil | Fernandez | Demoted to reserve roster |   |   | Before |
| 5/14/2006 | Mil | Shouse | Acquired via trade | Tex |   | Before |
| 5/14/2006 | NYA | Erickson | Promoted to active roster |   |   | Before |
| 5/14/2006 | NYA | Sturtze | Placed on disabled list |   |   | Before |
| 5/14/2006 | Phi | Geary | Promoted to active roster |   |   | Before |
| 5/14/2006 | Pit | Duffy | Demoted to reserve roster |   |   | After |
| 5/14/2006 | Sea | Fruto | Promoted to active roster |   |   | Before |
| 5/14/2006 | Sea | Livingston | Demoted to reserve roster |   |   | Before |
| 5/14/2006 | Was | Bergmann | Demoted to reserve roster |   |   | Before |
| 5/14/2006 | Was | Gonzalez | Promoted to active roster |   |   | Before |
| 5/15/2006 | Bal | Britton | Promoted to active roster |   |   | Before |
| 5/15/2006 | Bal | Cabrera | Placed on disabled list |   |   | Before |
| 5/15/2006 | Flo | Pinto | Promoted to active roster |   |   | Before |
| 5/15/2006 | Flo | Vargas | Demoted to reserve roster |   |   | Before |
| 5/15/2006 | KC | Nelson | Promoted to active roster |   |   | Before |
| 5/15/2006 | Oak | Keisler | Placed on restricted list |   |   | Before |
| 5/15/2006 | Pit | Edwards | Promoted to active roster |   |   | Before |
| 5/15/2006 | SF | Niekro | Placed on disabled list |   |   | Before |
| 5/15/2006 | SF | Worrell | Placed on disabled list |   |   | Before |
| 5/16/2006 | Atl | Davies | Placed on disabled list |   |   | Before |
| 5/16/2006 | Cle | Betancourt | Activated from disabled list |   |   | Before |
| 5/16/2006 | Cle | Guthrie | Demoted to reserve roster |   |   | Before |
| 5/16/2006 | LAA | Aybar | Promoted to active roster |   |   | Before |
| 5/16/2006 | LAA | Kendrick | Demoted to reserve roster |   |   | Before |
| 5/16/2006 | Mil | Mabeus | Claimed on waivers |   |   | Before |
| 5/16/2006 | Mil | Mabeus | Demoted to reserve roster |   |   | Before |
| 5/16/2006 | Oak | Brown | Demoted to reserve roster |   |   | Before |
| 5/16/2006 | Oak | Karsay | Signed |   |   | Before |
| 5/16/2006 | Oak | Roney | Promoted to active roster |   |   | Before |
| 5/17/2006 | Atl | Lerew | Promoted to active roster |   |   | Before |
| 5/17/2006 | Bos | Holtz | Placed on disabled list |   |   | Before |
| 5/17/2006 | Cle | Merloni | Promoted to active roster |   |   | Before |
| 5/17/2006 | Cle | Vazquez | Demoted to reserve roster |   |   | Before |
| 5/17/2006 | Flo | Andino | Promoted to active roster |   |   | Before |
| 5/17/2006 | Flo | Reed | Demoted to reserve roster |   |   | Before |
| 5/17/2006 | Mil | Hardy | Placed on disabled list |   |   | Before |
| 5/17/2006 | Mil | Hart | Promoted to active roster |   |   | Before |
| 5/17/2006 | Min | Lohse | Demoted to reserve roster |   |   | Before |
| 5/17/2006 | NYA | Chacon | Placed on disabled list |   |   | Before |
| 5/17/2006 | SD | Meredith | Demoted to reserve roster |   |   | Before |
| 5/17/2006 | SD | Thompson | Promoted to active roster |   |   | Before |
| 5/17/2006 | Tor | Marcum | Promoted to active roster |   |   | Before |
| 5/18/2006 | Atl | Cormier | Activated from disabled list |   |   | Before |
| 5/18/2006 | Atl | Lerew | Demoted to reserve roster |   |   | Before |
| 5/18/2006 | ChN | Ryu | Demoted to reserve roster |   |   | Before |
| 5/18/2006 | ChN | Wood | Activated from disabled list |   |   | Before |
| 5/18/2006 | Cin | Olmedo | Demoted to reserve roster |   |   | After |
| 5/18/2006 | NYN | Fortunato | Activated from disabled list |   |   | After |
| 5/18/2006 | Oak | Keisler | Activated from restricted list |   |   | Before |
| 5/18/2006 | Oak | Roney | Demoted to reserve roster |   |   | Before |
| 5/19/2006 | Bos | Alvarez | Promoted to active roster |   |   | Before |
| 5/19/2006 | ChN | Womack | Signed |   |   | Before |
| 5/19/2006 | ChN | Womack | Demoted to reserve roster |   |   | Before |
| 5/19/2006 | Cin | Aurilia | Activated from disabled list |   |   | Before |
| 5/19/2006 | Cin | Mays | Signed |   |   | Before |
| 5/19/2006 | Cin | Mays | Demoted to reserve roster |   |   | Before |
| 5/19/2006 | Hou | Springer | Suspended |   |   | Before |
| 5/19/2006 | KC | Blanco | Promoted to active roster |   |   | Before |
| 5/19/2006 | KC | Costa | Activated from disabled list |   |   | Before |
| 5/19/2006 | KC | Huber | Demoted to reserve roster |   |   | Before |
| 5/19/2006 | KC | Robinson | Demoted to reserve roster |   |   | Before |
| 5/19/2006 | LAN | Carter | Promoted to active roster |   |   | Before |
| 5/19/2006 | LAN | Osoria | Demoted to reserve roster |   |   | Before |
| 5/19/2006 | Min | Bonser | Promoted to active roster |   |   | Before |
| 5/19/2006 | NYA | Crosby | Placed on disabled list |   |   | Before |
| 5/19/2006 | NYN | Fortunato | Released |   |   | Before |
| 5/19/2006 | Phi | Hamels | Placed on disabled list |   |   | Before |
| 5/19/2006 | Tex | Tejeda | Promoted to active roster |   |   | Before |
| 5/19/2006 | Tor | Marcum | Demoted to reserve roster |   |   | After |
| 5/19/2006 | Was | Church | Demoted to reserve roster |   |   | After |
| 5/20/2006 | Ari | Aquino | Demoted to reserve roster |   |   | Before |
| 5/20/2006 | Ari | Jarvis | Promoted to active roster |   |   | Before |
| 5/20/2006 | Atl | Moylan | Demoted to reserve roster |   |   | Before |
| 5/20/2006 | Atl | Smith | Promoted to active roster |   |   | Before |
| 5/20/2006 | Cin | Milton | Activated from disabled list |   |   | Before |
| 5/20/2006 | Cin | Williams | Demoted to reserve roster |   |   | Before |
| 5/20/2006 | Cle | Laker | Promoted to active roster |   |   | Before |
| 5/20/2006 | Cle | Shoppach | Demoted to reserve roster |   |   | Before |
| 5/20/2006 | LAA | Alfonzo | Released |   |   | Before |
| 5/20/2006 | LAA | Bulger | Promoted to active roster |   |   | Before |
| 5/20/2006 | Min | Stewart | Placed on disabled list |   |   | Before |
| 5/20/2006 | NYA | Bean | Promoted to active roster |   |   | Before |
| 5/20/2006 | NYN | Lima | Demoted to reserve roster |   |   | Before |
| 5/20/2006 | Sea | Fruto | Demoted to reserve roster |   |   | Before |
| 5/20/2006 | Sea | Lawton | Released |   |   | Before |
| 5/20/2006 | Sea | Mateo | Activated from disabled list |   |   | Before |
| 5/20/2006 | Sea | Morse | Promoted to active roster |   |   | Before |
| 5/20/2006 | Sea | Snelling | Activated from disabled list |   |   | Before |
| 5/20/2006 | Sea | Snelling | Demoted to reserve roster |   |   | Before |
| 5/20/2006 | SF | Wilson | Activated from disabled list |   |   | Before |
| 5/20/2006 | SF | Wilson | Demoted to reserve roster |   |   | Before |
| 5/20/2006 | StL | Carpenter | Placed on disabled list |   |   | Before |
| 5/20/2006 | StL | Falkenborg | Demoted to reserve roster |   |   | Before |
| 5/20/2006 | StL | Reyes | Promoted to active roster |   |   | Before |
| 5/20/2006 | Tor | Taubenheim | Promoted to active roster |   |   | Before |
| 5/20/2006 | Was | Escobar | Promoted to active roster |   |   | Before |
| 5/20/2006 | Was | Rodriguez | Placed on disabled list |   |   | Before |
| 5/21/2006 | Atl | Pena,B | Promoted to active roster |   |   | Before |
| 5/21/2006 | Atl | Smith | Released |   |   | Before |
| 5/21/2006 | Bal | Manon | Demoted to reserve roster |   |   | After |
| 5/21/2006 | ChA | Contreras | Activated from disabled list |   |   | Before |
| 5/21/2006 | ChA | Logan | Demoted to reserve roster |   |   | Before |
| 5/21/2006 | ChN | Hill | Demoted to reserve roster |   |   | Before |
| 5/21/2006 | ChN | Wuertz | Promoted to active roster |   |   | Before |
| 5/21/2006 | Hou | McEwing | Demoted to reserve roster |   |   | After |
| 5/21/2006 | Mil | Hendrickson | Demoted to reserve roster |   |   | After |
| 5/21/2006 | Oak | Casilla | Promoted to active roster |   |   | Before |
| 5/21/2006 | Phi | Coste | Promoted to active roster |   |   | Before |
| 5/21/2006 | Phi | Gonzalez | Retired |   |   | Before |
| 5/21/2006 | Pit | Bautista | Placed on restricted list |   |   | Before |
| 5/21/2006 | Pit | DeCaster | Promoted to active roster |   |   | Before |
| 5/21/2006 | SF | Frandsen | Promoted to active roster |   |   | Before |
| 5/21/2006 | StL | Duncan | Promoted to active roster |   |   | Before |
| 5/21/2006 | StL | Reyes | Demoted to reserve roster |   |   | Before |
| 5/22/2006 | Bal | Penn | Promoted to active roster |   |   | Before |
| 5/22/2006 | Bos | Alvarez | Demoted to reserve roster |   |   | Before |
| 5/22/2006 | Bos | DiNardo | Placed on disabled list |   |   | Before |
| 5/22/2006 | Bos | Riske | Activated from disabled list |   |   | Before |
| 5/22/2006 | Det | Young | Placed on disabled list |   |   | Before |
| 5/22/2006 | Flo | Andino | Demoted to reserve roster |   |   | Before |
| 5/22/2006 | Flo | Hermida | Activated from disabled list |   |   | Before |
| 5/22/2006 | Hou | Burke | Activated from disabled list |   |   | Before |
| 5/22/2006 | LAA | Bootcheck | Activated from disabled list |   |   | Before |
| 5/22/2006 | LAA | Bootcheck | Demoted to reserve roster |   |   | Before |
| 5/22/2006 | LAA | Bulger | Demoted to reserve roster |   |   | After |
| 5/22/2006 | Mil | Villanueva | Promoted to active roster |   |   | Before |
| 5/22/2006 | NYA | Long | Promoted to active roster |   |   | Before |
| 5/22/2006 | NYN | Hernandez,A | Activated from disabled list |   |   | Before |
| 5/22/2006 | NYN | Hernandez,A | Demoted to reserve roster |   |   | Before |
| 5/22/2006 | NYN | Soler | Promoted to active roster |   |   | Before |
| 5/22/2006 | Was | Escobar | Placed on disabled list |   |   | Before |
| 5/23/2006 | Bal | Loewen | Promoted to active roster |   |   | Before |
| 5/23/2006 | Bal | Penn | Placed on disabled list |   |   | Before |
| 5/23/2006 | ChA | Montero | Demoted to reserve roster |   |   | Before |
| 5/23/2006 | ChA | Nelson | Promoted to active roster |   |   | Before |
| 5/23/2006 | Cin | Burns | Demoted to reserve roster |   |   | Before |
| 5/23/2006 | Cin | Ross,C | Activated from disabled list |   |   | Before |
| 5/23/2006 | Col | Dohmann | Demoted to reserve roster |   |   | Before |
| 5/23/2006 | Col | Kim,S | Activated from disabled list |   |   | Before |
| 5/23/2006 | Det | Hannahan | Promoted to active roster |   |   | Before |
| 5/23/2006 | Hou | Springer | Reinstated |   |   | Before |
| 5/23/2006 | LAA | Morales | Promoted to active roster |   |   | Before |
| 5/23/2006 | Mil | Lehr | Demoted to reserve roster |   |   | Before |
| 5/23/2006 | Mil | Winkelsas | Promoted to active roster |   |   | Before |
| 5/23/2006 | Min | Kubel | Promoted to active roster |   |   | Before |
| 5/23/2006 | NYA | Bean | Demoted to reserve roster |   |   | Before |
| 5/23/2006 | NYA | Sheffield | Activated from disabled list |   |   | Before |
| 5/23/2006 | SF | Wilson | Promoted to active roster |   |   | Before |
| 5/23/2006 | Tam | Green | Promoted to active roster |   |   | After |
| 5/23/2006 | Tex | Botts | Promoted to active roster |   |   | Before |
| 5/23/2006 | Tex | Meyer | Demoted to reserve roster |   |   | Before |
| 5/23/2006 | Was | Day | Placed on disabled list |   |   | Before |
| 5/23/2006 | Was | Ramirez | Promoted to active roster |   |   | Before |
| 5/23/2006 | Was | Rivera | Promoted to active roster |   |   | Before |
| 5/24/2006 | Ari | Hernandez,O | Traded away | NYN |   | Before |
| 5/24/2006 | Atl | McCann | Placed on disabled list |   |   | Before |
| 5/24/2006 | Bal | Roberts | Activated from disabled list |   |   | Before |
| 5/24/2006 | Bal | Rogers | Demoted to reserve roster |   |   | Before |
| 5/24/2006 | Bos | Van Buren | Promoted to active roster |   |   | Before |
| 5/24/2006 | Cin | Williams | Promoted to active roster |   |   | After |
| 5/24/2006 | KC | Nunez | Promoted to active roster |   |   | Before |
| 5/24/2006 | KC | Redman | Placed on restricted list |   |   | Before |
| 5/24/2006 | NYA | Green | Acquired via trade | Tam |   | Before |
| 5/24/2006 | NYA | Green | Demoted to reserve roster |   |   | Before |
| 5/24/2006 | NYA | Reese | Demoted to reserve roster |   |   | Before |
| 5/24/2006 | NYA | Smith | Promoted to active roster |   |   | Before |
| 5/24/2006 | NYN | Bell | Promoted to active roster |   |   | Before |
| 5/24/2006 | NYN | Julio | Traded away | Ari |   | Before |
| 5/24/2006 | Pit | Bautista | Activated from restricted list |   |   | Before |
| 5/24/2006 | Pit | DeCaster | Demoted to reserve roster |   |   | Before |
| 5/24/2006 | SF | Munter | Demoted to reserve roster |   |   | After |
| 5/24/2006 | SF | Ortmeier | Demoted to reserve roster |   |   | After |
| 5/24/2006 | Tam | Green | Traded away | NYA |   | Before |
| 5/24/2006 | Tor | Adams | Demoted to reserve roster |   |   | After |
| 5/25/2006 | Cin | Williams | Traded away | NYN |   | Before |
| 5/25/2006 | Col | Ardoin | Placed on disabled list |   |   | Before |
| 5/25/2006 | KC | Keppel | Promoted to active roster |   |   | Before |
| 5/25/2006 | KC | Nunez | Demoted to reserve roster |   |   | Before |
| 5/25/2006 | Mil | Demaria | Demoted to reserve roster |   |   | Before |
| 5/25/2006 | Mil | Adams | Promoted to active roster |   |   | After |
| 5/25/2006 | NYN | Williams | Acquired via trade | Cin |   | Before |
| 5/25/2006 | NYN | Williams | Demoted to reserve roster |   |   | Before |
| 5/25/2006 | Phi | Condrey | Promoted to active roster |   |   | Before |
| 5/25/2006 | SF | Ishikawa | Promoted to active roster |   |   | Before |
| 5/25/2006 | Tam | Fossum | Placed on disabled list |   |   | Before |
| 5/25/2006 | Tex | Brown | Demoted to reserve roster |   |   | Before |
| 5/25/2006 | Tex | Kinsler | Activated from disabled list |   |   | Before |
| 5/25/2006 | Tex | Tejeda | Demoted to reserve roster |   |   | Before |
| 5/25/2006 | Tor | Alfonzo | Signed |   |   | Before |
| 5/25/2006 | Tor | Alfonzo | Demoted to reserve roster |   |   | Before |
| 5/26/2006 | Ari | Julio | Acquired via trade | NYN |   | Before |
| 5/26/2006 | Ari | Daigle | Demoted to reserve roster |   |   | After |
| 5/26/2006 | Bos | Mohr | Demoted to reserve roster |   |   | Before |
| 5/26/2006 | Bos | Timlin | Placed on disabled list |   |   | Before |
| 5/26/2006 | Bos | Wells | Activated from disabled list |   |   | Before |
| 5/26/2006 | ChN | Theriot | Demoted to reserve roster |   |   | Before |
| 5/26/2006 | ChN | Womack | Promoted to active roster |   |   | Before |
| 5/26/2006 | Cin | Mercker | Activated from disabled list |   |   | Before |
| 5/26/2006 | Cin | Ross,C | Traded away | Flo |   | Before |
| 5/26/2006 | Col | Closser | Promoted to active roster |   |   | Before |
| 5/26/2006 | Det | Maroth | Placed on disabled list |   |   | Before |
| 5/26/2006 | Det | Spurling | Promoted to active roster |   |   | Before |
| 5/26/2006 | Flo | Aguila | Demoted to reserve roster |   |   | After |
| 5/26/2006 | LAA | Weaver,Jer | Promoted to active roster |   |   | Before |
| 5/26/2006 | LAA | Yan | Demoted to reserve roster |   |   | Before |
| 5/26/2006 | Mil | Adams | Traded away | NYN |   | Before |
| 5/26/2006 | Mil | Mabeus | Promoted to active roster |   |   | Before |
| 5/26/2006 | NYA | Smith | Demoted to reserve roster |   |   | Before |
| 5/26/2006 | NYN | Gonzalez | Traded away | Mil |   | Before |
| 5/26/2006 | NYN | Hernandez,O | Acquired via trade | Ari |   | Before |
| 5/26/2006 | SF | Sanchez | Promoted to active roster |   |   | Before |
| 5/26/2006 | Tex | Littleton | Promoted to active roster |   |   | Before |
| 5/26/2006 | Tor | Figueroa | Promoted to active roster |   |   | Before |
| 5/26/2006 | Tor | Tallet | Promoted to active roster |   |   | Before |
| 5/26/2006 | Tor | Towers | Demoted to reserve roster |   |   | Before |
| 5/26/2006 | Was | Gonzalez | Demoted to reserve roster |   |   | Before |
| 5/26/2006 | Was | Guillen | Placed on disabled list |   |   | Before |
| 5/26/2006 | Was | Schneider | Activated from disabled list |   |   | Before |
| 5/27/2006 | Ari | Gonzalez,En | Promoted to active roster |   |   | Before |
| 5/27/2006 | Atl | Ramirez | Activated from disabled list |   |   | Before |
| 5/27/2006 | Bal | Gibbons | Placed on disabled list |   |   | Before |
| 5/27/2006 | Bos | Pena,W | Placed on disabled list |   |   | Before |
| 5/27/2006 | Bos | Wells | Placed on disabled list |   |   | Before |
| 5/27/2006 | Col | Gonzalez | Placed on disabled list |   |   | Before |
| 5/27/2006 | Flo | Ross | Acquired via trade | Cin |   | Before |
| 5/27/2006 | Phi | Roberson | Demoted to reserve roster |   |   | Before |
| 5/27/2006 | Phi | Rowand | Activated from disabled list |   |   | Before |
| 5/27/2006 | StL | Duncan | Demoted to reserve roster |   |   | Before |
| 5/27/2006 | StL | Ponson | Activated from disabled list |   |   | Before |
| 5/27/2006 | Was | Hill | Promoted to active roster |   |   | Before |
| 5/27/2006 | Was | Vento | Promoted to active roster |   |   | Before |
| 5/28/2006 | Bos | Crisp | Activated from disabled list |   |   | Before |
| 5/28/2006 | Bos | Delcarmen | Promoted to active roster |   |   | Before |
| 5/28/2006 | ChN | Ryu | Promoted to active roster |   |   | Before |
| 5/28/2006 | ChN | Wuertz | Demoted to reserve roster |   |   | Before |
| 5/28/2006 | Cin | Belisle | Placed on disabled list |   |   | Before |
| 5/28/2006 | Col | Spilborghs | Promoted to active roster |   |   | Before |
| 5/28/2006 | LAN | Carter | Demoted to reserve roster |   |   | Before |
| 5/28/2006 | LAN | Kemp | Promoted to active roster |   |   | Before |
| 5/28/2006 | LAN | Kent | Placed on disabled list |   |   | Before |
| 5/28/2006 | Mil | Gonzalez | Acquired via trade | NYN |   | Before |
| 5/28/2006 | Mil | Villanueva | Demoted to reserve roster |   |   | Before |
| 5/28/2006 | Oak | Casilla | Demoted to reserve roster |   |   | Before |
| 5/28/2006 | Oak | Roney | Promoted to active roster |   |   | Before |
| 5/28/2006 | SD | Bowen | Activated from disabled list |   |   | Before |
| 5/28/2006 | SD | McAnulty | Demoted to reserve roster |   |   | Before |
| 5/28/2006 | Tor | McDonald | Placed on disabled list |   |   | Before |
| 5/29/2006 | ChN | Aardsma | Promoted to active roster |   |   | Before |
| 5/29/2006 | ChN | Ryu | Demoted to reserve roster |   |   | Before |
| 5/29/2006 | KC | DeJesus | Activated from disabled list |   |   | Before |
| 5/29/2006 | KC | Etherton | Acquired via trade | SD |   | Before |
| 5/29/2006 | KC | Guiel | Demoted to reserve roster |   |   | Before |
| 5/29/2006 | KC | Hernandez | Demoted to reserve roster |   |   | Before |
| 5/29/2006 | LAA | Yan | Promoted to active roster |   |   | After |
| 5/29/2006 | Phi | Lieberthal | Activated from disabled list |   |   | Before |
| 5/29/2006 | Phi | Ruiz | Demoted to reserve roster |   |   | Before |
| 5/29/2006 | Pit | Casey | Activated from disabled list |   |   | Before |
| 5/29/2006 | Pit | Edwards | Demoted to reserve roster |   |   | Before |
| 5/29/2006 | Tex | Littleton | Demoted to reserve roster |   |   | Before |
| 5/29/2006 | Tex | Rheinecker | Promoted to active roster |   |   | Before |
| 5/29/2006 | Tor | Alfonzo | Promoted to active roster |   |   | Before |
| 5/30/2006 | Atl | Cormier | Demoted to reserve roster |   |   | Before |
| 5/30/2006 | Atl | Yates | Promoted to active roster |   |   | Before |
| 5/30/2006 | Cin | Germano | Promoted to active roster |   |   | Before |
| 5/30/2006 | Flo | German | Activated from disabled list |   |   | Before |
| 5/30/2006 | Flo | Pinto | Demoted to reserve roster |   |   | Before |
| 5/30/2006 | Hou | Oswalt | Placed on disabled list |   |   | Before |
| 5/30/2006 | LAA | Yan | Traded away | Cin |   | Before |
| 5/30/2006 | LAN | Gagne | Activated from disabled list |   |   | Before |
| 5/30/2006 | LAN | Gagne | Suspended |   |   | Before |
| 5/30/2006 | LAN | Robles | Demoted to reserve roster |   |   | Before |
| 5/30/2006 | NYA | Sheffield | Placed on disabled list |   |   | Before |
| 5/30/2006 | NYN | Milledge | Promoted to active roster |   |   | Before |
| 5/30/2006 | NYN | Nady | Placed on disabled list |   |   | Before |
| 5/30/2006 | Phi | Lieber | Placed on disabled list |   |   | Before |
| 5/30/2006 | Phi | Sanches | Promoted to active roster |   |   | Before |
| 5/30/2006 | SF | Ishikawa | Demoted to reserve roster |   |   | Before |
| 5/30/2006 | SF | Niekro | Activated from disabled list |   |   | Before |
| 5/30/2006 | StL | Reyes | Promoted to active roster |   |   | Before |
| 5/30/2006 | Tam | Shields | Promoted to active roster |   |   | Before |
| 5/30/2006 | Tor | Chacin | Activated from disabled list |   |   | Before |
| 5/30/2006 | Tor | Tallet | Demoted to reserve roster |   |   | Before |
| 5/30/2006 | Was | Eischen | Placed on disabled list |   |   | Before |
| 5/30/2006 | Was | Ramirez | Placed on disabled list |   |   | Before |
| 5/31/2006 | Bos | Pauley | Promoted to active roster |   |   | Before |
| 5/31/2006 | ChN | Hairston | Traded away | Tex |   | Before |
| 5/31/2006 | Cin | Shackelford | Demoted to reserve roster |   |   | Before |
| 5/31/2006 | Cin | Yan | Acquired via trade | LAA |   | Before |
| 5/31/2006 | Det | Hannahan | Demoted to reserve roster |   |   | Before |
| 5/31/2006 | Det | Miner | Promoted to active roster |   |   | Before |
| 5/31/2006 | KC | Nelson | Demoted to reserve roster |   |   | Before |
| 5/31/2006 | KC | Redman | Activated from restricted list |   |   | Before |
| 5/31/2006 | NYA | Rasner | Promoted to active roster |   |   | Before |
| 5/31/2006 | Oak | Ellis | Placed on disabled list |   |   | Before |
| 5/31/2006 | SD | Brower | Demoted to reserve roster |   |   | Before |
| 5/31/2006 | SD | Sikorski | Promoted to active roster |   |   | Before |
| 5/31/2006 | Tex | Nevin | Traded away | ChN |   | Before |
| 6/1/2006 | ChN | Nevin | Acquired via trade | Tex |   | Before |
| 6/1/2006 | KC | Bernero | Promoted to active roster |   |   | After |
| 6/1/2006 | LAN | Gagne | Reinstated |   |   | Before |
| 6/1/2006 | LAN | Guzman | Promoted to active roster |   |   | Before |
| 6/1/2006 | Min | Baker | Demoted to reserve roster |   |   | Before |
| 6/1/2006 | NYA | Thompson | Promoted to active roster |   |   | Before |
| 6/1/2006 | Oak | Brown | Promoted to active roster |   |   | Before |
| 6/1/2006 | SF | Matheny | Placed on disabled list |   |   | Before |
| 6/1/2006 | Tex | Hairston | Acquired via trade | ChN |   | Before |
| 6/1/2006 | Tex | Wilson | Demoted to reserve roster |   |   | Before |
| 6/2/2006 | Ari | Cruz | Placed on disabled list |   |   | Before |
| 6/2/2006 | Col | Ojeda | Demoted to reserve roster |   |   | Before |
| 6/2/2006 | Col | Torrealba | Activated from disabled list |   |   | Before |
| 6/2/2006 | Flo | German | Demoted to reserve roster |   |   | Before |
| 6/2/2006 | Flo | Martinez | Activated from disabled list |   |   | Before |
| 6/2/2006 | Flo | Tankersley | Promoted to active roster |   |   | Before |
| 6/2/2006 | Flo | Wellemeyer | Waived |   |   | Before |
| 6/2/2006 | Hou | Gallo | Demoted to reserve roster |   |   | Before |
| 6/2/2006 | Hou | Sampson | Promoted to active roster |   |   | Before |
| 6/2/2006 | KC | Bernero | Released |   |   | Before |
| 6/2/2006 | Mil | Mabeus | Demoted to reserve roster |   |   | After |
| 6/2/2006 | Min | Tiffee | Promoted to active roster |   |   | Before |
| 6/2/2006 | NYA | Rasner | Placed on disabled list |   |   | Before |
| 6/2/2006 | Phi | Brito | Promoted to active roster |   |   | Before |
| 6/2/2006 | Phi | Floyd | Demoted to reserve roster |   |   | Before |
| 6/2/2006 | SF | Alfonzo | Promoted to active roster |   |   | Before |
| 6/2/2006 | StL | Perez | Promoted to active roster |   |   | Before |
| 6/2/2006 | StL | Reyes | Demoted to reserve roster |   |   | Before |
| 6/2/2006 | Tex | Wasdin | Promoted to active roster |   |   | Before |
| 6/2/2006 | Was | Bray | Promoted to active roster |   |   | Before |
| 6/3/2006 | Ari | Gonzalez,En | Demoted to reserve roster |   |   | Between |
| 6/3/2006 | Ari | Mulholland | Activated from disabled list |   |   | Between |
| 6/3/2006 | Bal | Rogers | Promoted to active roster |   |   | Before |
| 6/3/2006 | ChA | Nelson | Placed on disabled list |   |   | Before |
| 6/3/2006 | KC | Blanco | Demoted to reserve roster |   |   | Before |
| 6/3/2006 | KC | Teahen | Promoted to active roster |   |   | Before |
| 6/3/2006 | Mil | Eveland | Demoted to reserve roster |   |   | Before |
| 6/3/2006 | Mil | Jackson | Promoted to active roster |   |   | Before |
| 6/3/2006 | Mil | Simpson | Promoted to active roster |   |   | Before |
| 6/3/2006 | NYA | Smith | Promoted to active roster |   |   | Before |
| 6/3/2006 | Oak | Flores | Demoted to reserve roster |   |   | After |
| 6/3/2006 | Was | Harris | Promoted to active roster |   |   | Before |
| 6/4/2006 | Ari | Mulholland | Placed on disabled list |   |   | Before |
| 6/4/2006 | ChA | Montero | Promoted to active roster |   |   | Before |
| 6/4/2006 | ChN | Marmol | Promoted to active roster |   |   | Before |
| 6/4/2006 | ChN | Williamson | Placed on disabled list |   |   | Before |
| 6/4/2006 | Col | Dohmann | Promoted to active roster |   |   | Before |
| 6/4/2006 | Col | Kim,S | Demoted to reserve roster |   |   | Before |
| 6/4/2006 | Col | Quintanilla | Promoted to active roster |   |   | Before |
| 6/4/2006 | Col | Smith | Demoted to reserve roster |   |   | Before |
| 6/4/2006 | Det | Spurling | Demoted to reserve roster |   |   | After |
| 6/4/2006 | LAN | Hamulack | Demoted to reserve roster |   |   | Before |
| 6/4/2006 | LAN | Kuo | Promoted to active roster |   |   | Before |
| 6/4/2006 | Oak | Harden | Activated from disabled list |   |   | Before |
| 6/4/2006 | Oak | Brown | Demoted to reserve roster |   |   | After |
| 6/4/2006 | StL | Duncan | Promoted to active roster |   |   | Before |
| 6/4/2006 | StL | Pujols | Placed on disabled list |   |   | Before |
| 6/5/2006 | Bal | Cabrera | Activated from disabled list |   |   | Before |
| 6/5/2006 | Bal | Chavez | Demoted to reserve roster |   |   | Before |
| 6/5/2006 | ChA | Politte | Placed on disabled list |   |   | Before |
| 6/5/2006 | ChA | Uribe | Placed on restricted list |   |   | Before |
| 6/5/2006 | KC | Etherton | Demoted to reserve roster |   |   | Before |
| 6/5/2006 | KC | Nunez | Promoted to active roster |   |   | Before |
| 6/5/2006 | Oak | Witasick | Activated from disabled list |   |   | Before |
| 6/5/2006 | Oak | Harden | Placed on disabled list |   |   | After |
| 6/5/2006 | Oak | Roney | Demoted to reserve roster |   |   | After |
| 6/5/2006 | Pit | DeCaster | Promoted to active roster |   |   | Before |
| 6/5/2006 | Pit | Doumit | Placed on disabled list |   |   | Before |
| 6/5/2006 | StL | Bigbie | Placed on disabled list |   |   | Before |
| 6/6/2006 | Ari | Ortiz | Activated from disabled list |   |   | Before |
| 6/6/2006 | Bos | Hansen | Promoted to active roster |   |   | Before |
| 6/6/2006 | Bos | Van Buren | Demoted to reserve roster |   |   | Before |
| 6/6/2006 | Cin | Germano | Demoted to reserve roster |   |   | Before |
| 6/6/2006 | Cin | Mays | Promoted to active roster |   |   | Before |
| 6/6/2006 | Det | Gomez | Promoted to active roster |   |   | Before |
| 6/6/2006 | Hou | Barzilla | Promoted to active roster |   |   | Before |
| 6/6/2006 | NYA | Green | Promoted to active roster |   |   | Before |
| 6/6/2006 | NYA | Long | Demoted to reserve roster |   |   | Before |
| 6/6/2006 | Oak | Bradley | Activated from disabled list |   |   | Before |
| 6/6/2006 | Phi | Hamels | Activated from disabled list |   |   | Before |
| 6/6/2006 | Phi | Lieberthal | Placed on disabled list |   |   | Before |
| 6/6/2006 | Phi | Sanches | Demoted to reserve roster |   |   | Before |
| 6/6/2006 | SF | Alou | Activated from disabled list |   |   | Before |
| 6/6/2006 | SF | Frandsen | Demoted to reserve roster |   |   | Before |
| 6/6/2006 | StL | Carpenter | Activated from disabled list |   |   | Before |
| 6/6/2006 | Tam | Cantu | Activated from disabled list |   |   | Before |
| 6/6/2006 | Tam | Orvella | Demoted to reserve roster |   |   | Before |
| 6/6/2006 | Tex | Alfonseca | Activated from disabled list |   |   | Before |
| 6/6/2006 | Tex | Jimenez | Released |   |   | Before |
| 6/7/2006 | Ari | Gonzalez,En | Promoted to active roster |   |   | Before |
| 6/7/2006 | Ari | Grimsley | Released |   |   | Before |
| 6/7/2006 | Ari | Nippert | Promoted to active roster |   |   | Before |
| 6/7/2006 | Atl | James | Activated from disabled list |   |   | Before |
| 6/7/2006 | Atl | James | Demoted to reserve roster |   |   | Before |
| 6/7/2006 | ChA | Tracey | Promoted to active roster |   |   | Before |
| 6/7/2006 | ChN | Wood | Placed on disabled list |   |   | Before |
| 6/7/2006 | Cin | Encarnacion | Placed on disabled list |   |   | Before |
| 6/7/2006 | Flo | Willingham | Placed on disabled list |   |   | Before |
| 6/7/2006 | LAN | Gagne | Placed on disabled list |   |   | Before |
| 6/7/2006 | NYN | Floyd | Placed on disabled list |   |   | Before |
| 6/7/2006 | SF | Wilson | Demoted to reserve roster |   |   | Before |
| 6/7/2006 | SF | Worrell | Activated from disabled list |   |   | Before |
| 6/7/2006 | Tam | Baldelli | Activated from disabled list |   |   | Before |
| 6/7/2006 | Tam | Gathright | Demoted to reserve roster |   |   | Before |
| 6/7/2006 | Tam | Waechter | Demoted to reserve roster |   |   | After |
| 6/8/2006 | Ari | Aquino | Promoted to active roster |   |   | Before |
| 6/8/2006 | Ari | Nippert | Demoted to reserve roster |   |   | Before |
| 6/8/2006 | ChA | Uribe | Activated from restricted list |   |   | Before |
| 6/8/2006 | KC | Bautista | Demoted to reserve roster |   |   | Before |
| 6/8/2006 | KC | Snyder | Promoted to active roster |   |   | Before |
| 6/8/2006 | Oak | Loaiza | Activated from disabled list |   |   | Before |
| 6/8/2006 | Sea | Fruto | Promoted to active roster |   |   | Before |
| 6/8/2006 | Sea | Green | Demoted to reserve roster |   |   | Before |
| 6/9/2006 | Atl | McCann | Activated from disabled list |   |   | Before |
| 6/9/2006 | Atl | Pena,B | Demoted to reserve roster |   |   | Before |
| 6/9/2006 | Cin | Olmedo | Promoted to active roster |   |   | Before |
| 6/9/2006 | Cle | Perez,R | Promoted to active roster |   |   | Before |
| 6/9/2006 | Cle | Sauerbeck | Released |   |   | Before |
| 6/9/2006 | Col | Marrero | Traded away | NYN |   | Before |
| 6/9/2006 | Col | Piedra | Promoted to active roster |   |   | Before |
| 6/9/2006 | LAA | Aybar | Demoted to reserve roster |   |   | Before |
| 6/9/2006 | LAA | Izturis | Activated from disabled list |   |   | Before |
| 6/9/2006 | Min | Guerrier | Placed on disabled list |   |   | Before |
| 6/9/2006 | Min | Lohse | Promoted to active roster |   |   | Before |
| 6/9/2006 | NYN | Matsui | Traded away | Col |   | Before |
| 6/9/2006 | Oak | Keisler | Demoted to reserve roster |   |   | Before |
| 6/9/2006 | Oak | Rouse | Promoted to active roster |   |   | Before |
| 6/9/2006 | Phi | Bernero | Signed |   |   | Before |
| 6/9/2006 | Phi | Bernero | Demoted to reserve roster |   |   | Before |
| 6/9/2006 | Phi | Brito | Demoted to reserve roster |   |   | Before |
| 6/9/2006 | Phi | Roberson | Promoted to active roster |   |   | Before |
| 6/9/2006 | Tam | Fossum | Activated from disabled list |   |   | Before |
| 6/9/2006 | Tex | Alfonseca | Released |   |   | Before |
| 6/9/2006 | Tex | Corey | Promoted to active roster |   |   | Before |
| 6/10/2006 | Bos | Hansen | Demoted to reserve roster |   |   | Before |
| 6/10/2006 | Bos | Lester | Promoted to active roster |   |   | Before |
| 6/10/2006 | ChN | Guzman | Promoted to active roster |   |   | Before |
| 6/10/2006 | Col | Matsui | Acquired via trade | NYN |   | Before |
| 6/10/2006 | Col | Matsui | Demoted to reserve roster |   |   | Before |
| 6/10/2006 | KC | Nunez | Demoted to reserve roster |   |   | Before |
| 6/10/2006 | KC | Wellemeyer | Claimed on waivers |   |   | Before |
| 6/10/2006 | Mil | De La Rosa | Placed on disabled list |   |   | Before |
| 6/10/2006 | Mil | Villanueva | Promoted to active roster |   |   | Before |
| 6/10/2006 | NYN | Marrero | Acquired via trade | Col |   | Before |
| 6/10/2006 | Phi | Sanches | Promoted to active roster |   |   | Before |
| 6/10/2006 | Tor | Chacin | Placed on disabled list |   |   | Before |
| 6/10/2006 | Tor | Chulk | Promoted to active roster |   |   | Before |
| 6/10/2006 | Tor | Tallet | Promoted to active roster |   |   | Before |
| 6/10/2006 | Tor | Walker | Placed on disabled list |   |   | Before |
| 6/10/2006 | Was | Guillen | Activated from disabled list |   |   | Before |
| 6/10/2006 | Was | Vento | Demoted to reserve roster |   |   | Before |
| 6/11/2006 | Bos | Pauley | Demoted to reserve roster |   |   | After |
| 6/11/2006 | Cle | Merloni | Demoted to reserve roster |   |   | Before |
| 6/11/2006 | Cle | Vazquez | Promoted to active roster |   |   | Before |
| 6/11/2006 | Col | Gonzalez | Activated from disabled list |   |   | Before |
| 6/11/2006 | Col | Gonzalez | Demoted to reserve roster |   |   | Before |
| 6/11/2006 | KC | Duckworth | Promoted to active roster |   |   | Before |
| 6/11/2006 | KC | Snyder | Waived |   |   | Before |
| 6/11/2006 | NYA | Chacon | Activated from disabled list |   |   | Before |
| 6/11/2006 | NYA | Erickson | Released |   |   | Before |
| 6/12/2006 | Atl | Reitsma | Placed on disabled list |   |   | Before |
| 6/12/2006 | Bal | Gibbons | Activated from disabled list |   |   | Before |
| 6/12/2006 | Bal | Rogers | Demoted to reserve roster |   |   | Before |
| 6/12/2006 | Bos | Foulke | Placed on disabled list |   |   | Before |
| 6/12/2006 | Cle | Davis | Demoted to reserve roster |   |   | After |
| 6/12/2006 | LAA | Erstad | Activated from disabled list |   |   | Before |
| 6/12/2006 | LAA | Murphy | Demoted to reserve roster |   |   | Before |
| 6/12/2006 | NYN | Maine | Activated from disabled list |   |   | Before |
| 6/12/2006 | NYN | Maine | Demoted to reserve roster |   |   | Before |
| 6/12/2006 | SF | Niekro | Placed on disabled list |   |   | Before |
| 6/12/2006 | Tex | Wasdin | Placed on disabled list |   |   | Before |
| 6/12/2006 | Tor | Adams | Promoted to active roster |   |   | Before |
| 6/12/2006 | Tor | Alfonzo | Released |   |   | Before |
| 6/12/2006 | Tor | Figueroa | Demoted to reserve roster |   |   | Before |
| 6/12/2006 | Tor | McDonald | Activated from disabled list |   |   | Before |
| 6/13/2006 | Ari | Choate | Promoted to active roster |   |   | Before |
| 6/13/2006 | Ari | Ortiz | Released |   |   | Before |
| 6/13/2006 | Bos | Timlin | Activated from disabled list |   |   | Before |
| 6/13/2006 | Bos | Van Buren | Promoted to active roster |   |   | Before |
| 6/13/2006 | Cle | Guthrie | Promoted to active roster |   |   | Before |
| 6/13/2006 | Hou | Barzilla | Demoted to reserve roster |   |   | After |
| 6/13/2006 | LAN | Kent | Activated from disabled list |   |   | Before |
| 6/13/2006 | Pit | DeCaster | Demoted to reserve roster |   |   | Before |
| 6/13/2006 | Pit | Randa | Activated from disabled list |   |   | Before |
| 6/13/2006 | SF | Ishikawa | Promoted to active roster |   |   | Before |
| 6/13/2006 | Tam | Walker | Placed on disabled list |   |   | Before |
| 6/14/2006 | Atl | Stockman | Promoted to active roster |   |   | Before |
| 6/14/2006 | Bal | Gibbons | Placed on disabled list |   |   | Before |
| 6/14/2006 | Bal | Rogers | Promoted to active roster |   |   | Before |
| 6/14/2006 | Cle | Blake | Placed on disabled list |   |   | Before |
| 6/14/2006 | Col | Mesa | Suspended |   |   | Before |
| 6/14/2006 | Flo | Aguila | Promoted to active roster |   |   | Before |
| 6/14/2006 | Hou | Oswalt | Activated from disabled list |   |   | Before |
| 6/14/2006 | LAN | Billingsley | Promoted to active roster |   |   | Before |
| 6/14/2006 | LAN | Guzman | Demoted to reserve roster |   |   | Before |
| 6/14/2006 | Min | Bartlett | Promoted to active roster |   |   | Before |
| 6/14/2006 | Min | Batista | Released |   |   | Before |
| 6/14/2006 | Tam | Corcoran | Promoted to active roster |   |   | Before |
| 6/15/2006 | Atl | Thomson | Placed on disabled list |   |   | Before |
| 6/15/2006 | Bos | Clement | Placed on disabled list |   |   | Before |
| 6/15/2006 | Bos | Lopez,Jvr | Acquired via trade | ChA |   | Before |
| 6/15/2006 | Bos | Riske | Traded away | ChA |   | Before |
| 6/15/2006 | Bos | Holtz | Activated from disabled list |   |   | After |
| 6/15/2006 | Bos | Mohr | Promoted to active roster |   |   | After |
| 6/15/2006 | ChA | Tracey | Demoted to reserve roster |   |   | Before |
| 6/15/2006 | Det | Ledezma | Promoted to active roster |   |   | Before |
| 6/15/2006 | Det | Seay | Released |   |   | Before |
| 6/15/2006 | LAN | Navarro | Activated from disabled list |   |   | Before |
| 6/15/2006 | LAN | Navarro | Demoted to reserve roster |   |   | Before |
| 6/15/2006 | Min | Castro | Traded away | Cin |   | Before |
| 6/15/2006 | NYA | Crosby | Activated from disabled list |   |   | Before |
| 6/15/2006 | NYA | Green | Demoted to reserve roster |   |   | Before |
| 6/15/2006 | Oak | Bradley | Placed on disabled list |   |   | Before |
| 6/15/2006 | Oak | Brown | Promoted to active roster |   |   | Before |
| 6/15/2006 | Oak | Thomas | Placed on disabled list |   |   | Before |
| 6/16/2006 | Atl | Cormier | Promoted to active roster |   |   | Before |
| 6/16/2006 | Bal | Clark | Promoted to active roster |   |   | Before |
| 6/16/2006 | Bal | Halama | Released |   |   | Before |
| 6/16/2006 | Bos | Holtz | Released |   |   | Before |
| 6/16/2006 | Bos | Kapler | Promoted to active roster |   |   | Before |
| 6/16/2006 | Bos | Mohr | Released |   |   | Before |
| 6/16/2006 | ChA | Riske | Acquired via trade | Bos |   | Before |
| 6/16/2006 | Cin | Castro | Acquired via trade | Min |   | Before |
| 6/16/2006 | Cin | Olmedo | Demoted to reserve roster |   |   | Before |
| 6/16/2006 | Cle | Gutierrez | Promoted to active roster |   |   | Before |
| 6/16/2006 | Cle | Michaels | Placed on disabled list |   |   | Before |
| 6/16/2006 | KC | Costa | Demoted to reserve roster |   |   | Before |
| 6/16/2006 | KC | Robinson | Promoted to active roster |   |   | Before |
| 6/16/2006 | LAA | Weaver,Jer | Demoted to reserve roster |   |   | Before |
| 6/16/2006 | Min | Sierra | Activated from disabled list |   |   | Before |
| 6/16/2006 | Pit | Santos | Placed on disabled list |   |   | Before |
| 6/16/2006 | Tex | Castro | Activated from disabled list |   |   | Before |
| 6/17/2006 | Atl | Jordan | Placed on disabled list |   |   | Before |
| 6/17/2006 | ChN | Rusch | Placed on disabled list |   |   | Before |
| 6/17/2006 | Cin | Claussen | Placed on disabled list |   |   | Before |
| 6/17/2006 | Col | Mesa | Reinstated |   |   | Before |
| 6/17/2006 | NYA | Beam | Promoted to active roster |   |   | Before |
| 6/17/2006 | NYA | Small | Demoted to reserve roster |   |   | Before |
| 6/17/2006 | Phi | Mathieson | Promoted to active roster |   |   | Before |
| 6/17/2006 | Phi | Sanches | Demoted to reserve roster |   |   | Before |
| 6/18/2006 | Atl | Thorman | Promoted to active roster |   |   | Before |
| 6/18/2006 | ChN | Prior | Activated from disabled list |   |   | Before |
| 6/18/2006 | Cin | Burns | Promoted to active roster |   |   | Before |
| 6/18/2006 | LAA | Colon | Activated from disabled list |   |   | Before |
| 6/18/2006 | LAA | Erstad | Placed on disabled list |   |   | Before |
| 6/18/2006 | Min | White | Placed on disabled list |   |   | Before |
| 6/18/2006 | NYA | Thompson | Demoted to reserve roster |   |   | Before |
| 6/18/2006 | NYA | Veras | Promoted to active roster |   |   | Before |
| 6/18/2006 | NYN | Nady | Activated from disabled list |   |   | Before |
| 6/18/2006 | Oak | Brown | Demoted to reserve roster |   |   | Before |
| 6/18/2006 | Oak | Flores | Promoted to active roster |   |   | Before |
| 6/18/2006 | Oak | Karsay | Retired |   |   | Before |
| 6/18/2006 | Pit | Wells | Activated from disabled list |   |   | Before |
| 6/18/2006 | SD | Roberts | Placed on disabled list |   |   | Before |
| 6/18/2006 | SF | Alou | Placed on disabled list |   |   | Before |
| 6/18/2006 | Tor | Chulk | Demoted to reserve roster |   |   | After |
| 6/19/2006 | Ari | Hairston | Promoted to active roster |   |   | Before |
| 6/19/2006 | Ari | Jarvis | Demoted to reserve roster |   |   | Before |
| 6/19/2006 | Bos | Snow | Released |   |   | Before |
| 6/19/2006 | Bos | Snyder | Claimed on waivers |   |   | Before |
| 6/19/2006 | ChN | Barrett | Suspended |   |   | Before |
| 6/19/2006 | Cin | Standridge | Promoted to active roster |   |   | Before |
| 6/19/2006 | Cin | White | Waived |   |   | Before |
| 6/19/2006 | Flo | Petit | Demoted to reserve roster |   |   | Before |
| 6/19/2006 | Oak | Sauerbeck | Signed |   |   | Before |
| 6/19/2006 | Tam | Gathright | Promoted to active roster |   |   | After |
| 6/19/2006 | Tex | Francisco | Activated from disabled list |   |   | Before |
| 6/19/2006 | Tex | Francisco | Demoted to reserve roster |   |   | Before |
| 6/19/2006 | Tex | Loe | Placed on disabled list |   |   | Before |
| 6/20/2006 | Ari | Hairston | Placed on disabled list |   |   | Before |
| 6/20/2006 | Ari | Mulholland | Activated from disabled list |   |   | After |
| 6/20/2006 | Bos | Hansen | Promoted to active roster |   |   | Before |
| 6/20/2006 | Bos | Van Buren | Demoted to reserve roster |   |   | Before |
| 6/20/2006 | Cle | Guthrie | Demoted to reserve roster |   |   | Before |
| 6/20/2006 | Cle | Inglett | Promoted to active roster |   |   | Before |
| 6/20/2006 | Cle | Johnson | Demoted to reserve roster |   |   | Before |
| 6/20/2006 | Cle | Mujica | Promoted to active roster |   |   | Before |
| 6/20/2006 | Cle | Johnson | Promoted to active roster |   |   | After |
| 6/20/2006 | Flo | Fulchino | Promoted to active roster |   |   | Before |
| 6/20/2006 | LAN | Aybar | Demoted to reserve roster |   |   | Before |
| 6/20/2006 | LAN | Izturis | Activated from disabled list |   |   | Before |
| 6/20/2006 | Mil | Barnwell | Promoted to active roster |   |   | Before |
| 6/20/2006 | Mil | Helling | Activated from disabled list |   |   | Before |
| 6/20/2006 | Mil | Simpson | Demoted to reserve roster |   |   | Before |
| 6/20/2006 | Mil | Winkelsas | Demoted to reserve roster |   |   | Before |
| 6/20/2006 | NYA | Johnson | Suspended |   |   | Before |
| 6/20/2006 | NYA | Reese | Promoted to active roster |   |   | Before |
| 6/20/2006 | NYA | Veras | Demoted to reserve roster |   |   | Before |
| 6/20/2006 | Oak | Clark | Promoted to active roster |   |   | Before |
| 6/20/2006 | Oak | Witasick | Placed on disabled list |   |   | Before |
| 6/20/2006 | SD | Johnson | Promoted to active roster |   |   | Before |
| 6/20/2006 | Tam | Gathright | Traded away | KC |   | Before |
| 6/20/2006 | Tam | Howell | Acquired via trade | KC |   | Before |
| 6/20/2006 | Tam | Howell | Demoted to reserve roster |   |   | Before |
| 6/20/2006 | Tam | McClung | Demoted to reserve roster |   |   | Before |
| 6/20/2006 | Tex | Guzman | Promoted to active roster |   |   | Before |
| 6/20/2006 | Tor | Towers | Promoted to active roster |   |   | Before |
| 6/20/2006 | Was | Armas | Placed on disabled list |   |   | Before |
| 6/20/2006 | Was | Bergmann | Promoted to active roster |   |   | Before |
| 6/20/2006 | Was | Harris | Demoted to reserve roster |   |   | Before |
| 6/21/2006 | Ari | Daigle | Promoted to active roster |   |   | Before |
| 6/21/2006 | Ari | Mulholland | Released |   |   | Before |
| 6/21/2006 | Bos | Snyder | Demoted to reserve roster |   |   | Before |
| 6/21/2006 | ChA | Anderson | Suspended |   |   | Before |
| 6/21/2006 | Cle | Johnson | Traded away | Bos |   | Before |
| 6/21/2006 | Flo | Aguila | Demoted to reserve roster |   |   | After |
| 6/21/2006 | Hou | Sampson | Demoted to reserve roster |   |   | After |
| 6/21/2006 | KC | Gathright | Acquired via trade | Tam |   | Before |
| 6/21/2006 | KC | Greinke | Activated from disabled list |   |   | Before |
| 6/21/2006 | KC | Greinke | Demoted to reserve roster |   |   | Before |
| 6/21/2006 | KC | Robinson | Demoted to reserve roster |   |   | Before |
| 6/21/2006 | SF | Frandsen | Promoted to active roster |   |   | Before |
| 6/21/2006 | SF | Ishikawa | Demoted to reserve roster |   |   | Before |
| 6/21/2006 | StL | Mulder | Placed on disabled list |   |   | Before |
| 6/21/2006 | Tam | Jackson | Promoted to active roster |   |   | Before |
| 6/21/2006 | Tam | Lugo,R | Placed on disabled list |   |   | Before |
| 6/21/2006 | Tor | Rosario | Demoted to reserve roster |   |   | After |
| 6/22/2006 | Ari | Daigle | Demoted to reserve roster |   |   | Before |
| 6/22/2006 | Ari | Gonzalez,Ed | Promoted to active roster |   |   | Before |
| 6/22/2006 | Flo | Willingham | Activated from disabled list |   |   | Before |
| 6/22/2006 | Hou | Clemens | Promoted to active roster |   |   | Before |
| 6/22/2006 | LAA | McPherson | Placed on disabled list |   |   | Before |
| 6/22/2006 | StL | Duncan | Demoted to reserve roster |   |   | Before |
| 6/22/2006 | StL | Pujols | Activated from disabled list |   |   | Before |
| 6/22/2006 | StL | Reyes | Promoted to active roster |   |   | Before |
| 6/22/2006 | Tam | Switzer | Promoted to active roster |   |   | Before |
| 6/22/2006 | Tor | Burnett | Activated from disabled list |   |   | Before |
| 6/23/2006 | Bos | Johnson | Acquired via trade | Cle |   | Before |
| 6/23/2006 | Cle | Laker | Demoted to reserve roster |   |   | Before |
| 6/23/2006 | Cle | Shoppach | Promoted to active roster |   |   | Before |
| 6/23/2006 | Flo | Martinez | Placed on disabled list |   |   | Before |
| 6/23/2006 | Flo | Resop | Promoted to active roster |   |   | Before |
| 6/23/2006 | LAA | Murphy | Promoted to active roster |   |   | Before |
| 6/23/2006 | Oak | Duchscherer | Activated from disabled list |   |   | Before |
| 6/23/2006 | Was | Patterson | Activated from disabled list |   |   | Before |
| 6/24/2006 | Atl | Barry | Promoted to active roster |   |   | Before |
| 6/24/2006 | Atl | Boyer | Promoted to active roster |   |   | Before |
| 6/24/2006 | Atl | Boyer | Placed on disabled list |   |   | Before |
| 6/24/2006 | Atl | Stockman | Placed on disabled list |   |   | Before |
| 6/24/2006 | Cle | Sowers | Promoted to active roster |   |   | Before |
| 6/24/2006 | LAA | Aybar | Promoted to active roster |   |   | Before |
| 6/24/2006 | LAN | Tomko | Placed on disabled list |   |   | Before |
| 6/24/2006 | Phi | Roberson | Demoted to reserve roster |   |   | Before |
| 6/24/2006 | Phi | White | Claimed on waivers |   |   | Before |
| 6/24/2006 | Sea | Fruto | Demoted to reserve roster |   |   | Before |
| 6/24/2006 | Sea | Green | Promoted to active roster |   |   | Before |
| 6/24/2006 | Tex | Castro | Demoted to reserve roster |   |   | Before |
| 6/24/2006 | Tex | Tejeda | Promoted to active roster |   |   | Before |
| 6/24/2006 | Tex | Tejeda | Demoted to reserve roster |   |   | After |
| 6/25/2006 | Atl | James | Promoted to active roster |   |   | Before |
| 6/25/2006 | Atl | Remlinger | Released |   |   | Before |
| 6/25/2006 | Bal | Loewen | Demoted to reserve roster |   |   | Before |
| 6/25/2006 | Bal | Ortiz | Signed |   |   | Before |
| 6/25/2006 | ChA | Riske | Suspended |   |   | Before |
| 6/25/2006 | ChN | Bynum | Placed on disabled list |   |   | Before |
| 6/25/2006 | ChN | Lee | Activated from disabled list |   |   | Before |
| 6/25/2006 | Flo | Fulchino | Demoted to reserve roster |   |   | Before |
| 6/25/2006 | Flo | Sanchez | Promoted to active roster |   |   | Before |
| 6/25/2006 | Oak | Jimenez | Signed |   |   | Before |
| 6/25/2006 | Oak | Jimenez | Demoted to reserve roster |   |   | Before |
| 6/25/2006 | Tex | Masset | Promoted to active roster |   |   | Before |
| 6/26/2006 | ChA | Anderson | Reinstated |   |   | Before |
| 6/26/2006 | Cin | Burns | Demoted to reserve roster |   |   | Before |
| 6/26/2006 | LAN | Navarro | Promoted to active roster |   |   | After |
| 6/26/2006 | NYA | Cano | Placed on disabled list |   |   | Before |
| 6/26/2006 | NYA | Johnson | Reinstated |   |   | Before |
| 6/27/2006 | ChN | Aardsma | Demoted to reserve roster |   |   | Before |
| 6/27/2006 | ChN | Soto | Promoted to active roster |   |   | Before |
| 6/27/2006 | ChN | Williamson | Activated from disabled list |   |   | Before |
| 6/27/2006 | ChN | Womack | Released |   |   | Before |
| 6/27/2006 | Cin | Belisle | Activated from disabled list |   |   | Before |
| 6/27/2006 | LAN | Navarro | Traded away | Tam |   | Before |
| 6/27/2006 | LAN | Seo | Traded away | Tam |   | Before |
| 6/27/2006 | NYA | Green | Promoted to active roster |   |   | Before |
| 6/27/2006 | Pit | Bayliss | Promoted to active roster |   |   | Before |
| 6/27/2006 | Pit | Vogelsong | Demoted to reserve roster |   |   | Before |
| 6/27/2006 | Tam | Hall | Traded away | LAN |   | Before |
| 6/27/2006 | Tam | Hendrickson | Traded away | LAN |   | Before |
| 6/27/2006 | Tor | Towers | Demoted to reserve roster |   |   | Before |
| 6/27/2006 | Tor | Walker | Activated from disabled list |   |   | Before |
| 6/28/2006 | Phi | Myers | Demoted to reserve roster |   |   | Between |
| 6/28/2006 | SF | Niekro | Activated from disabled list |   |   | Before |
| 6/28/2006 | SF | Worrell | Placed on disabled list |   |   | Before |
| 6/28/2006 | Tam | Navarro | Acquired via trade | LAN |   | Before |
| 6/28/2006 | Tam | Seo | Acquired via trade | LAN |   | Before |
| 6/28/2006 | Tex | Castro | Promoted to active roster |   |   | After |
| 6/28/2006 | Tor | Rios | Placed on disabled list |   |   | Before |
| 6/29/2006 | ChA | Montero | Demoted to reserve roster |   |   | Before |
| 6/29/2006 | ChA | Politte | Activated from disabled list |   |   | Before |
| 6/29/2006 | ChA | Riske | Reinstated |   |   | Before |
| 6/29/2006 | ChN | Soto | Demoted to reserve roster |   |   | After |
| 6/29/2006 | KC | Guiel | Promoted to active roster |   |   | After |
| 6/29/2006 | NYN | Martinez | Placed on disabled list |   |   | Before |
| 6/29/2006 | Pit | Edwards | Promoted to active roster |   |   | Before |
| 6/29/2006 | Pit | Perez,O | Demoted to reserve roster |   |   | Before |
| 6/29/2006 | Pit | Randa | Placed on restricted list |   |   | Before |
| 6/29/2006 | Tex | Castro | Traded away | Phi |   | Before |
| 6/29/2006 | Tex | Rupe | Activated from disabled list |   |   | Before |
| 6/29/2006 | Tex | Rupe | Demoted to reserve roster |   |   | Before |
| 6/29/2006 | Was | Hill | Placed on disabled list |   |   | Before |
| 6/30/2006 | Atl | Barry | Demoted to reserve roster |   |   | Before |
| 6/30/2006 | Atl | Reitsma | Activated from disabled list |   |   | Before |
| 6/30/2006 | ChN | Barrett | Reinstated |   |   | Before |
| 6/30/2006 | ChN | Pagan | Activated from disabled list |   |   | Before |
| 6/30/2006 | Cin | Hammond | Released |   |   | Before |
| 6/30/2006 | Cin | Shackelford | Promoted to active roster |   |   | Before |
| 6/30/2006 | Cle | Garko | Promoted to active roster |   |   | Before |
| 6/30/2006 | Cle | Perez,E | Traded away | Sea |   | Before |
| 6/30/2006 | KC | Guiel | Waived |   |   | Before |
| 6/30/2006 | KC | Hudson | Promoted to active roster |   |   | Before |
| 6/30/2006 | KC | Keppel | Demoted to reserve roster |   |   | Before |
| 6/30/2006 | LAA | Weaver,Jef | Demoted to reserve roster |   |   | Before |
| 6/30/2006 | LAA | Weaver,Jer | Promoted to active roster |   |   | Before |
| 6/30/2006 | LAN | Hall | Acquired via trade | Tam |   | Before |
| 6/30/2006 | LAN | Hendrickson | Acquired via trade | Tam |   | Before |
| 6/30/2006 | Min | Stewart | Activated from disabled list |   |   | Before |
| 6/30/2006 | NYN | Floyd | Activated from disabled list |   |   | Before |
| 6/30/2006 | NYN | Milledge | Demoted to reserve roster |   |   | Before |
| 6/30/2006 | Oak | Clark | Demoted to reserve roster |   |   | Before |
| 6/30/2006 | Oak | Ellis | Activated from disabled list |   |   | Before |
| 6/30/2006 | Oak | Rouse | Demoted to reserve roster |   |   | Before |
| 6/30/2006 | Oak | Thomas | Activated from disabled list |   |   | Before |
| 6/30/2006 | Phi | Bernero | Promoted to active roster |   |   | Before |
| 6/30/2006 | Phi | Castro | Acquired via trade | Tor |   | Before |
| 6/30/2006 | Phi | Condrey | Demoted to reserve roster |   |   | Before |
| 6/30/2006 | Pit | Gorzelanny | Promoted to active roster |   |   | Before |
| 6/30/2006 | Was | Ramirez | Activated from disabled list |   |   | After |
| 7/1/2006 | SD | Thompson | Demoted to reserve roster |   |   | Between |
| 7/1/2006 | SD | Williams | Activated from disabled list |   |   | Between |
| 7/1/2006 | Sea | Morse | Demoted to reserve roster |   |   | Before |
| 7/1/2006 | Sea | Perez | Acquired via trade | Cle |   | Before |
| 7/1/2006 | SF | Wilson | Promoted to active roster |   |   | Before |
| 7/1/2006 | Tex | Masset | Demoted to reserve roster |   |   | Before |
| 7/1/2006 | Tex | Wasdin | Activated from disabled list |   |   | Before |
| 7/1/2006 | Was | Astacio | Activated from disabled list |   |   | Before |
| 7/1/2006 | Was | Ramirez | Released |   |   | Before |
| 7/2/2006 | Atl | Barry | Promoted to active roster |   |   | Before |
| 7/2/2006 | Atl | Reitsma | Placed on disabled list |   |   | Before |
| 7/2/2006 | Flo | Moehler | Placed on disabled list |   |   | Before |
| 7/2/2006 | Flo | Pinto | Promoted to active roster |   |   | Before |
| 7/2/2006 | KC | Bako | Placed on disabled list |   |   | Before |
| 7/2/2006 | Pit | Edwards | Demoted to reserve roster |   |   | Before |
| 7/2/2006 | Pit | Randa | Activated from restricted list |   |   | Before |
| 7/2/2006 | SD | Embree | Placed on disabled list |   |   | Before |
| 7/2/2006 | SD | Meredith | Promoted to active roster |   |   | Before |
| 7/2/2006 | StL | Kinney | Promoted to active roster |   |   | Before |
| 7/2/2006 | StL | Perez | Demoted to reserve roster |   |   | Before |
| 7/2/2006 | Tor | Mottola | Promoted to active roster |   |   | Before |
| 7/2/2006 | Tor | Frasor | Demoted to reserve roster |   |   | After |
| 7/3/2006 | Ari | Cruz | Activated from disabled list |   |   | Before |
| 7/3/2006 | Ari | Valverde | Demoted to reserve roster |   |   | Before |
| 7/3/2006 | ChN | Guzman | Demoted to reserve roster |   |   | Before |
| 7/3/2006 | ChN | Rusch | Activated from disabled list |   |   | Before |
| 7/3/2006 | KC | Nelson | Promoted to active roster |   |   | Before |
| 7/3/2006 | KC | Wood | Placed on disabled list |   |   | Before |
| 7/3/2006 | NYN | Maine | Promoted to active roster |   |   | Before |
| 7/3/2006 | NYN | Soler | Demoted to reserve roster |   |   | Before |
| 7/3/2006 | Phi | Fasano | Placed on disabled list |   |   | Before |
| 7/3/2006 | Sea | Choo | Promoted to active roster |   |   | Before |
| 7/3/2006 | Sea | Fruto | Promoted to active roster |   |   | Before |
| 7/3/2006 | Sea | Green | Placed on disabled list |   |   | Before |
| 7/3/2006 | Sea | Reed | Placed on disabled list |   |   | Before |
| 7/3/2006 | StL | Duncan | Promoted to active roster |   |   | Before |
| 7/3/2006 | StL | Thompson | Demoted to reserve roster |   |   | Before |
| 7/3/2006 | Tex | Guzman | Demoted to reserve roster |   |   | Before |
| 7/3/2006 | Tex | Littleton | Promoted to active roster |   |   | Before |
| 7/3/2006 | Tor | Marcum | Promoted to active roster |   |   | Before |
| 7/4/2006 | Atl | Cormier | Demoted to reserve roster |   |   | Before |
| 7/4/2006 | Atl | Thomson | Activated from disabled list |   |   | Before |
| 7/4/2006 | Cle | Garko | Demoted to reserve roster |   |   | Before |
| 7/4/2006 | Cle | Michaels | Activated from disabled list |   |   | Before |
| 7/4/2006 | Col | Gonzalez | Promoted to active roster |   |   | Before |
| 7/4/2006 | Col | Spilborghs | Demoted to reserve roster |   |   | Before |
| 7/4/2006 | Flo | Petit | Promoted to active roster |   |   | Before |
| 7/4/2006 | Flo | Resop | Demoted to reserve roster |   |   | Before |
| 7/4/2006 | LAA | Weaver,Jef | Promoted to active roster |   |   | After |
| 7/4/2006 | LAN | Carrara | Signed |   |   | Before |
| 7/4/2006 | LAN | Kuo | Demoted to reserve roster |   |   | Before |
| 7/4/2006 | NYN | Bell | Demoted to reserve roster |   |   | Before |
| 7/4/2006 | NYN | Lima | Promoted to active roster |   |   | Before |
| 7/4/2006 | Phi | Bernero | Released |   |   | Before |
| 7/4/2006 | Phi | Roberson | Promoted to active roster |   |   | Before |
| 7/4/2006 | Phi | Ruiz | Promoted to active roster |   |   | Before |
| 7/4/2006 | SF | Frandsen | Demoted to reserve roster |   |   | Before |
| 7/4/2006 | SF | Taschner | Promoted to active roster |   |   | Before |
| 7/5/2006 | ChN | Prior | Placed on disabled list |   |   | Before |
| 7/5/2006 | LAA | Weaver,Jef | Traded away | StL |   | Before |
| 7/5/2006 | Mil | Villanueva | Demoted to reserve roster |   |   | After |
| 7/5/2006 | Min | Bonser | Demoted to reserve roster |   |   | Before |
| 7/5/2006 | NYA | Reese | Demoted to reserve roster |   |   | Before |
| 7/5/2006 | NYA | Wilson,K | Promoted to active roster |   |   | Before |
| 7/5/2006 | SD | Johnson | Placed on disabled list |   |   | Before |
| 7/5/2006 | SD | Roberts | Activated from disabled list |   |   | Before |
| 7/5/2006 | Was | Bergmann | Demoted to reserve roster |   |   | After |
| 7/6/2006 | Bal | Matos | Released |   |   | Before |
| 7/6/2006 | Bal | Terrero | Promoted to active roster |   |   | Before |
| 7/6/2006 | Cin | Encarnacion | Activated from disabled list |   |   | Before |
| 7/6/2006 | Cin | Gosling | Promoted to active roster |   |   | Before |
| 7/6/2006 | Cin | McCracken | Released |   |   | Before |
| 7/6/2006 | Cin | Ramirez | Demoted to reserve roster |   |   | Before |
| 7/6/2006 | Cin | Shackelford | Demoted to reserve roster |   |   | Before |
| 7/6/2006 | Cin | Wise | Promoted to active roster |   |   | Before |
| 7/6/2006 | Flo | Pinto | Demoted to reserve roster |   |   | Before |
| 7/6/2006 | Flo | Vargas | Promoted to active roster |   |   | Before |
| 7/6/2006 | KC | Bernero | Signed |   |   | Before |
| 7/6/2006 | KC | Bernero | Demoted to reserve roster |   |   | Before |
| 7/6/2006 | Mil | Eveland | Promoted to active roster |   |   | Before |
| 7/6/2006 | Mil | Koskie | Placed on disabled list |   |   | Before |
| 7/6/2006 | Mil | Moeller | Demoted to reserve roster |   |   | Before |
| 7/6/2006 | Mil | Rivera | Promoted to active roster |   |   | Before |
| 7/6/2006 | NYA | Guiel | Claimed on waivers |   |   | Before |
| 7/6/2006 | NYA | Smith | Demoted to reserve roster |   |   | Before |
| 7/6/2006 | NYN | Owens | Promoted to active roster |   |   | Before |
| 7/6/2006 | Phi | Mathieson | Demoted to reserve roster |   |   | Before |
| 7/6/2006 | Sea | Chick | Acquired via trade | Cin |   | Before |
| 7/6/2006 | Sea | Chick | Demoted to reserve roster |   |   | Before |
| 7/6/2006 | Sea | Guardado | Traded away | Cin |   | Before |
| 7/6/2006 | SF | Alou | Activated from disabled list |   |   | Before |
| 7/6/2006 | SF | Taschner | Demoted to reserve roster |   |   | Before |
| 7/6/2006 | Was | Bowie | Promoted to active roster |   |   | Before |
| 7/6/2006 | Was | Escobar | Activated from disabled list |   |   | Before |
| 7/6/2006 | Was | O'Connor | Demoted to reserve roster |   |   | Before |
| 7/7/2006 | Cin | Gosling | Demoted to reserve roster |   |   | Before |
| 7/7/2006 | Cin | Guardado | Acquired via trade | Sea |   | Before |
| 7/7/2006 | LAA | Escobar | Placed on disabled list |   |   | Before |
| 7/7/2006 | Min | Neshek | Promoted to active roster |   |   | Before |
| 7/7/2006 | Phi | Lieber | Activated from disabled list |   |   | Before |
| 7/7/2006 | Sea | Lowe | Promoted to active roster |   |   | Before |
| 7/7/2006 | StL | Ponson | Released |   |   | Before |
| 7/7/2006 | StL | Weaver | Acquired via trade | LAA |   | Before |
| 7/8/2006 | Cin | Ross,D | Placed on disabled list |   |   | Before |
| 7/8/2006 | KC | Phillips | Promoted to active roster |   |   | Before |
| 7/8/2006 | NYA | Beam | Demoted to reserve roster |   |   | Before |
| 7/8/2006 | NYA | Thompson | Promoted to active roster |   |   | Before |
| 7/8/2006 | NYN | Lima | Demoted to reserve roster |   |   | Before |
| 7/8/2006 | NYN | Pelfrey | Promoted to active roster |   |   | Before |
| 7/8/2006 | Sea | Petagine | Demoted to reserve roster |   |   | After |
| 7/8/2006 | Tor | League | Promoted to active roster |   |   | Before |
| 7/8/2006 | Tor | Walker | Placed on disabled list |   |   | Before |
| 7/8/2006 | Was | Jackson | Placed on disabled list |   |   | Before |
| 7/9/2006 | KC | Booker | Activated from disabled list |   |   | Before |
| 7/9/2006 | KC | Booker | Demoted to reserve roster |   |   | Before |
| 7/10/2006 | Atl | Thomson | Placed on disabled list |   |   | Before |
| 7/10/2006 | Bal | Rogers | Demoted to reserve roster |   |   | Before |
| 7/10/2006 | Bos | Johnson | Demoted to reserve roster |   |   | Before |
| 7/10/2006 | Cin | Belisle | Placed on disabled list |   |   | Before |
| 7/10/2006 | Hou | Ensberg | Placed on disabled list |   |   | Before |
| 7/10/2006 | Min | Sierra | Released |   |   | Before |
| 7/10/2006 | Tor | Taubenheim | Placed on disabled list |   |   | Before |
| 7/10/2006 | Was | Patterson | Placed on disabled list |   |   | Before |
| 7/11/2006 | Bal | Gomez | Activated from disabled list |   |   | Before |
| 7/11/2006 | Hou | McEwing | Promoted to active roster |   |   | After |
| 7/11/2006 | Tex | Botts | Demoted to reserve roster |   |   | Before |
| 7/12/2006 | Cle | Gutierrez | Demoted to reserve roster |   |   | Before |
| 7/12/2006 | Hou | Lane | Demoted to reserve roster |   |   | Before |
| 7/12/2006 | Hou | McEwing | Released |   |   | Before |
| 7/12/2006 | KC | Nelson | Demoted to reserve roster |   |   | Before |
| 7/12/2006 | Tam | Huff | Traded away | Hou |   | Before |
| 7/12/2006 | Was | Harris | Promoted to active roster |   |   | After |
| 7/13/2006 | Bos | Breslow | Promoted to active roster |   |   | Before |
| 7/13/2006 | Cin | Denorfia | Promoted to active roster |   |   | Before |
| 7/13/2006 | Cin | Harris | Acquired via trade | Was |   | Before |
| 7/13/2006 | Cin | Harris | Demoted to reserve roster |   |   | Before |
| 7/13/2006 | Cin | Kearns | Traded away | Was |   | Before |
| 7/13/2006 | Cin | Lopez | Traded away | Was |   | Before |
| 7/13/2006 | Cle | Blake | Activated from disabled list |   |   | Before |
| 7/13/2006 | Hou | Huff | Acquired via trade | Tam |   | Before |
| 7/13/2006 | KC | MacDougal | Activated from disabled list |   |   | Before |
| 7/13/2006 | KC | Booker | Promoted to active roster |   |   | After |
| 7/13/2006 | Min | Baker | Promoted to active roster |   |   | Before |
| 7/13/2006 | Oak | Johnson | Demoted to reserve roster |   |   | After |
| 7/13/2006 | Pit | Bayliss | Demoted to reserve roster |   |   | Before |
| 7/13/2006 | Pit | Santos | Activated from disabled list |   |   | Before |
| 7/13/2006 | SD | Brocail | Activated from disabled list |   |   | Before |
| 7/13/2006 | SD | Cassidy | Demoted to reserve roster |   |   | Before |
| 7/13/2006 | Sea | Choo | Demoted to reserve roster |   |   | Before |
| 7/13/2006 | Sea | Dobbs | Promoted to active roster |   |   | Before |
| 7/13/2006 | Sea | Harris | Promoted to active roster |   |   | After |
| 7/13/2006 | Tex | Guzman | Promoted to active roster |   |   | Before |
| 7/13/2006 | Was | Bray | Traded away | Cin |   | Before |
| 7/13/2006 | Was | Clayton | Traded away | Cin |   | Before |
| 7/13/2006 | Was | Harris | Traded away | Cin |   | Before |
| 7/13/2006 | Was | Majewski | Traded away | Cin |   | Before |
| 7/13/2006 | Was | Wagner | Acquired via trade | Cin |   | Before |
| 7/13/2006 | Was | Wagner | Demoted to reserve roster |   |   | Before |
| 7/13/2006 | Was | Watson | Promoted to active roster |   |   | After |
| 7/14/2006 | Bal | Rleal | Demoted to reserve roster |   |   | Before |
| 7/14/2006 | ChN | Theriot | Promoted to active roster |   |   | Before |
| 7/14/2006 | Cin | Bray | Acquired via trade | Was |   | Before |
| 7/14/2006 | Cin | Clayton | Acquired via trade | Was |   | Before |
| 7/14/2006 | Cin | Majewski | Acquired via trade | Was |   | Before |
| 7/14/2006 | Cin | Watson | Claimed on waivers |   |   | Before |
| 7/14/2006 | Cin | Watson | Demoted to reserve roster |   |   | Before |
| 7/14/2006 | Cin | Yan | Released |   |   | Before |
| 7/14/2006 | Hou | Scott | Promoted to active roster |   |   | Before |
| 7/14/2006 | KC | Booker | Traded away | Was |   | Before |
| 7/14/2006 | LAA | Kendrick | Promoted to active roster |   |   | Before |
| 7/14/2006 | LAN | Kemp | Demoted to reserve roster |   |   | Before |
| 7/14/2006 | LAN | Ledee | Activated from disabled list |   |   | Before |
| 7/14/2006 | Min | Ford | Placed on disabled list |   |   | Before |
| 7/14/2006 | Min | Tyner | Promoted to active roster |   |   | Before |
| 7/14/2006 | NYA | Ponson | Signed |   |   | Before |
| 7/14/2006 | NYA | Thompson | Demoted to reserve roster |   |   | Before |
| 7/14/2006 | Oak | Bradley | Activated from disabled list |   |   | Before |
| 7/14/2006 | Phi | Lieberthal | Activated from disabled list |   |   | Before |
| 7/14/2006 | Phi | Roberson | Demoted to reserve roster |   |   | Before |
| 7/14/2006 | Sea | Harris | Released |   |   | Before |
| 7/14/2006 | Sea | Jones | Promoted to active roster |   |   | Before |
| 7/14/2006 | SF | Ellison | Demoted to reserve roster |   |   | Before |
| 7/14/2006 | SF | Linden | Promoted to active roster |   |   | Before |
| 7/14/2006 | Tam | Lugo,R | Activated from disabled list |   |   | Before |
| 7/14/2006 | Was | Booker | Acquired via trade | KC |   | Before |
| 7/14/2006 | Was | Booker | Demoted to reserve roster |   |   | Before |
| 7/14/2006 | Was | Byrd | Demoted to reserve roster |   |   | Before |
| 7/14/2006 | Was | Corcoran | Promoted to active roster |   |   | Before |
| 7/14/2006 | Was | Kearns | Acquired via trade | Cin |   | Before |
| 7/14/2006 | Was | Lopez | Acquired via trade | Cin |   | Before |
| 7/14/2006 | Was | Matos | Signed |   |   | Before |
| 7/14/2006 | Was | Watson | Waived |   |   | Before |
| 7/15/2006 | Ari | Counsell | Placed on disabled list |   |   | Before |
| 7/15/2006 | Ari | Drew | Promoted to active roster |   |   | Before |
| 7/15/2006 | Atl | Moylan | Promoted to active roster |   |   | Before |
| 7/15/2006 | Bal | Cabrera | Demoted to reserve roster |   |   | Before |
| 7/15/2006 | Bal | Loewen | Promoted to active roster |   |   | Before |
| 7/15/2006 | Bal | Rodriguez | Promoted to active roster |   |   | Before |
| 7/15/2006 | Mil | Gwynn | Promoted to active roster |   |   | Before |
| 7/15/2006 | Min | Tiffee | Placed on restricted list |   |   | Before |
| 7/15/2006 | NYN | Owens | Demoted to reserve roster |   |   | After |
| 7/15/2006 | Tor | Chulk | Promoted to active roster |   |   | Before |
| 7/15/2006 | Tor | Hillenbrand | Placed on restricted list |   |   | Before |
| 7/15/2006 | Was | Gryboski | Promoted to active roster |   |   | Before |
| 7/16/2006 | Bos | Breslow | Demoted to reserve roster |   |   | Before |
| 7/16/2006 | Bos | Snyder | Promoted to active roster |   |   | Before |
| 7/16/2006 | ChA | Politte | Released |   |   | Before |
| 7/16/2006 | ChA | Tracey | Promoted to active roster |   |   | Before |
| 7/16/2006 | Cin | Ramirez | Promoted to active roster |   |   | Before |
| 7/16/2006 | Col | Quintanilla | Placed on disabled list |   |   | Before |
| 7/16/2006 | Flo | Petit | Demoted to reserve roster |   |   | After |
| 7/16/2006 | KC | Sanders | Placed on disabled list |   |   | Before |
| 7/16/2006 | LAA | Aybar | Demoted to reserve roster |   |   | After |
| 7/16/2006 | LAN | Izturis | Placed on restricted list |   |   | After |
| 7/16/2006 | Min | Hunter | Placed on disabled list |   |   | Before |
| 7/16/2006 | Min | Stewart | Placed on disabled list |   |   | Before |
| 7/16/2006 | Min | White | Activated from disabled list |   |   | Before |
| 7/16/2006 | NYN | Bell | Promoted to active roster |   |   | Before |
| 7/16/2006 | Phi | Myers | Promoted to active roster |   |   | Before |
| 7/16/2006 | Phi | Ruiz | Demoted to reserve roster |   |   | Before |
| 7/16/2006 | SF | Niekro | Demoted to reserve roster |   |   | Before |
| 7/16/2006 | SF | Santos | Promoted to active roster |   |   | Before |
| 7/16/2006 | StL | Gall | Promoted to active roster |   |   | After |
| 7/17/2006 | Ari | Clark | Placed on disabled list |   |   | Before |
| 7/17/2006 | Flo | Resop | Promoted to active roster |   |   | Before |
| 7/17/2006 | KC | Elarton | Placed on disabled list |   |   | Before |
| 7/17/2006 | LAA | Moseley | Promoted to active roster |   |   | Before |
| 7/17/2006 | LAA | Moseley | Demoted to reserve roster |   |   | After |
| 7/17/2006 | Min | Rabe | Promoted to active roster |   |   | Before |
| 7/17/2006 | Min | Tiffee | Activated from restricted list |   |   | Before |
| 7/17/2006 | Oak | Flores | Demoted to reserve roster |   |   | Before |
| 7/17/2006 | Oak | Windsor | Promoted to active roster |   |   | Before |
| 7/17/2006 | SD | Embree | Activated from disabled list |   |   | Before |
| 7/17/2006 | SD | Sikorski | Demoted to reserve roster |   |   | Before |
| 7/17/2006 | SD | Sikorski | Promoted to active roster |   |   | After |
| 7/17/2006 | StL | Gall | Released |   |   | Before |
| 7/17/2006 | Was | Armas | Activated from disabled list |   |   | Before |
| 7/17/2006 | Was | LeCroy | Released |   |   | Before |
| 7/18/2006 | Ari | Pena | Promoted to active roster |   |   | Before |
| 7/18/2006 | Bos | Harris | Demoted to reserve roster |   |   | Before |
| 7/18/2006 | Bos | Lopez,Jvr | Demoted to reserve roster |   |   | Before |
| 7/18/2006 | Bos | Pena,W | Activated from disabled list |   |   | Before |
| 7/18/2006 | Bos | Van Buren | Promoted to active roster |   |   | Before |
| 7/18/2006 | Bos | Wakefield | Placed on disabled list |   |   | Before |
| 7/18/2006 | Cle | Perez,R | Demoted to reserve roster |   |   | Before |
| 7/18/2006 | Cle | Sikorski | Acquired via trade | SD |   | Before |
| 7/18/2006 | Col | Corpas | Promoted to active roster |   |   | Before |
| 7/18/2006 | Col | Cortes | Demoted to reserve roster |   |   | Before |
| 7/18/2006 | Col | Dohmann | Demoted to reserve roster |   |   | Before |
| 7/18/2006 | Col | Shealy | Promoted to active roster |   |   | Before |
| 7/18/2006 | Col | Smith | Promoted to active roster |   |   | Before |
| 7/18/2006 | KC | Nelson | Promoted to active roster |   |   | Before |
| 7/18/2006 | LAA | Saunders | Promoted to active roster |   |   | Before |
| 7/18/2006 | LAA | Saunders | Demoted to reserve roster |   |   | After |
| 7/18/2006 | LAN | Aybar | Promoted to active roster |   |   | Before |
| 7/18/2006 | LAN | Kent | Placed on disabled list |   |   | Before |
| 7/18/2006 | Mil | Jackson | Demoted to reserve roster |   |   | Before |
| 7/18/2006 | Mil | Ohka | Activated from disabled list |   |   | Before |
| 7/18/2006 | SD | Sikorski | Traded away | Cle |   | Before |
| 7/18/2006 | Tex | Feldman | Demoted to reserve roster |   |   | Before |
| 7/18/2006 | Tex | Wilson | Promoted to active roster |   |   | Before |
| 7/18/2006 | Tor | Hillenbrand | Activated from restricted list |   |   | Before |
| 7/18/2006 | Was | O'Connor | Promoted to active roster |   |   | Before |
| 7/18/2006 | Was | Vidro | Placed on disabled list |   |   | Before |
| 7/19/2006 | Atl | Moylan | Demoted to reserve roster |   |   | Before |
| 7/19/2006 | Atl | Shiell | Promoted to active roster |   |   | Before |
| 7/19/2006 | KC | Keppinger | Acquired via trade | NYN |   | Before |
| 7/19/2006 | KC | Keppinger | Demoted to reserve roster |   |   | Before |
| 7/19/2006 | LAA | Willits | Promoted to active roster |   |   | Before |
| 7/19/2006 | SD | Castilla | Released |   |   | Before |
| 7/19/2006 | SD | Thompson | Promoted to active roster |   |   | Before |
| 7/19/2006 | Was | Guillen | Placed on disabled list |   |   | After |
| 7/20/2006 | Ari | Gonzalez,Ed | Demoted to reserve roster |   |   | Before |
| 7/20/2006 | Ari | Quentin | Promoted to active roster |   |   | Before |
| 7/20/2006 | Bal | Penn | Activated from disabled list |   |   | Before |
| 7/20/2006 | Bal | Penn | Demoted to reserve roster |   |   | Before |
| 7/20/2006 | Cle | Wickman | Traded away | Atl |   | Before |
| 7/20/2006 | Hou | Albers | Promoted to active roster |   |   | Before |
| 7/20/2006 | Hou | Rodriguez | Demoted to reserve roster |   |   | Before |
| 7/20/2006 | LAA | Murphy | Demoted to reserve roster |   |   | After |
| 7/20/2006 | Sea | Soriano | Placed on disabled list |   |   | Before |
| 7/20/2006 | Tor | Hillenbrand | Demoted to reserve roster |   |   | Before |
| 7/20/2006 | Tor | Phillips | Promoted to active roster |   |   | Before |
| 7/21/2006 | Atl | Barry | Demoted to reserve roster |   |   | Before |
| 7/21/2006 | Atl | Wickman | Acquired via trade | Cle |   | Before |
| 7/21/2006 | Bal | Clark | Demoted to reserve roster |   |   | Before |
| 7/21/2006 | Bal | Tatis | Promoted to active roster |   |   | Before |
| 7/21/2006 | ChN | Prior | Activated from disabled list |   |   | Before |
| 7/21/2006 | ChN | Theriot | Demoted to reserve roster |   |   | Before |
| 7/21/2006 | Cin | Mercker | Placed on disabled list |   |   | Before |
| 7/21/2006 | Cle | Davis | Promoted to active roster |   |   | Before |
| 7/21/2006 | Det | Santiago | Demoted to reserve roster |   |   | Before |
| 7/21/2006 | Det | Young | Activated from disabled list |   |   | Before |
| 7/21/2006 | KC | Hernandez | Promoted to active roster |   |   | Before |
| 7/21/2006 | LAA | Bootcheck | Promoted to active roster |   |   | Before |
| 7/21/2006 | LAN | Izturis | Activated from restricted list |   |   | Before |
| 7/21/2006 | SD | Bard | Suspended |   |   | Before |
| 7/21/2006 | SD | Leone | Promoted to active roster |   |   | Before |
| 7/21/2006 | SD | Sledge | Promoted to active roster |   |   | Before |
| 7/21/2006 | SD | Sweeney | Demoted to reserve roster |   |   | Before |
| 7/21/2006 | SD | Thompson | Demoted to reserve roster |   |   | Before |
| 7/21/2006 | Sea | Lopez | Placed on restricted list |   |   | Before |
| 7/21/2006 | Tor | Hillenbrand | Promoted to active roster |   |   | After |
| 7/21/2006 | Was | Dorta | Promoted to active roster |   |   | Before |
| 7/22/2006 | Bos | Gabbard | Promoted to active roster |   |   | Before |
| 7/22/2006 | ChN | Williamson | Traded away | SD |   | After |
| 7/22/2006 | Hou | Backe | Activated from disabled list |   |   | Before |
| 7/22/2006 | Hou | Nieve | Demoted to reserve roster |   |   | Before |
| 7/22/2006 | KC | Costa | Promoted to active roster |   |   | Before |
| 7/22/2006 | KC | Peralta | Demoted to reserve roster |   |   | Before |
| 7/22/2006 | LAA | Bootcheck | Demoted to reserve roster |   |   | Before |
| 7/22/2006 | LAA | Escobar | Activated from disabled list |   |   | Before |
| 7/22/2006 | Phi | Fasano | Activated from disabled list |   |   | Before |
| 7/22/2006 | Phi | Fasano | Demoted to reserve roster |   |   | Before |
| 7/22/2006 | SD | Bard | Reinstated |   |   | Before |
| 7/22/2006 | SF | Accardo | Traded away | Tor |   | Before |
| 7/22/2006 | SF | Chulk | Acquired via trade | Tor |   | Before |
| 7/22/2006 | SF | Hillenbrand | Acquired via trade | Tor |   | Before |
| 7/22/2006 | SF | Santos | Demoted to reserve roster |   |   | Before |
| 7/22/2006 | Tor | Accardo | Acquired via trade | SF |   | Before |
| 7/22/2006 | Tor | Chulk | Traded away | SF |   | Before |
| 7/22/2006 | Tor | Hillenbrand | Traded away | SF |   | Before |
| 7/22/2006 | Was | Church | Promoted to active roster |   |   | Before |
| 7/22/2006 | Was | Gryboski | Demoted to reserve roster |   |   | Before |
| 7/23/2006 | ChN | Aardsma | Promoted to active roster |   |   | Before |
| 7/23/2006 | ChN | Marshall | Placed on disabled list |   |   | Before |
| 7/23/2006 | ChN | Wuertz | Promoted to active roster |   |   | Before |
| 7/23/2006 | Cin | Shackelford | Promoted to active roster |   |   | Before |
| 7/23/2006 | LAN | Alomar | Traded away | ChA |   | After |
| 7/23/2006 | Was | Dorta | Demoted to reserve roster |   |   | After |
| 7/24/2006 | ChA | Alomar | Acquired via trade | LAN |   | Before |
| 7/24/2006 | ChA | MacDougal | Acquired via trade | KC |   | Before |
| 7/24/2006 | ChA | Tracey | Demoted to reserve roster |   |   | Before |
| 7/24/2006 | ChA | Widger | Released |   |   | Before |
| 7/24/2006 | ChN | Lee | Placed on disabled list |   |   | Before |
| 7/24/2006 | ChN | Theriot | Promoted to active roster |   |   | Before |
| 7/24/2006 | Cle | Mastny | Promoted to active roster |   |   | Before |
| 7/24/2006 | Cle | Mujica | Demoted to reserve roster |   |   | Before |
| 7/24/2006 | KC | MacDougal | Traded away | ChA |   | Before |
| 7/24/2006 | LAA | Morales | Demoted to reserve roster |   |   | After |
| 7/24/2006 | LAN | Repko | Activated from disabled list |   |   | Before |
| 7/24/2006 | Mil | De La Rosa | Activated from disabled list |   |   | After |
| 7/24/2006 | Mil | Eveland | Demoted to reserve roster |   |   | After |
| 7/24/2006 | NYA | Beam | Promoted to active roster |   |   | Before |
| 7/24/2006 | NYA | Wilson,K | Demoted to reserve roster |   |   | Before |
| 7/24/2006 | Phi | Fasano | Promoted to active roster |   |   | After |
| 7/24/2006 | SD | Leone | Demoted to reserve roster |   |   | Before |
| 7/24/2006 | SD | Williamson | Acquired via trade | ChN |   | Before |
| 7/24/2006 | Sea | Lopez | Activated from restricted list |   |   | Before |
| 7/24/2006 | Tam | Kazmir | Placed on disabled list |   |   | Before |
| 7/24/2006 | Was | Jackson | Activated from disabled list |   |   | Before |
| 7/25/2006 | KC | Dessens | Traded away | LAN |   | Before |
| 7/25/2006 | KC | Graffanino | Traded away | Mil |   | Before |
| 7/25/2006 | KC | Nunez | Promoted to active roster |   |   | Before |
| 7/25/2006 | LAA | Pride | Promoted to active roster |   |   | Before |
| 7/25/2006 | LAN | Dessens | Acquired via trade | KC |   | Before |
| 7/25/2006 | LAN | Garciaparra | Placed on disabled list |   |   | Before |
| 7/25/2006 | LAN | Perez | Traded away | KC |   | Before |
| 7/25/2006 | Mil | Capellan | Placed on disabled list |   |   | Before |
| 7/25/2006 | Mil | De La Rosa | Traded away | KC |   | Before |
| 7/25/2006 | Mil | Sheets | Activated from disabled list |   |   | Before |
| 7/25/2006 | Mil | Weeks | Placed on disabled list |   |   | Before |
| 7/25/2006 | Phi | Fasano | Traded away | NYA |   | Before |
| 7/25/2006 | Sea | Choo | Promoted to active roster |   |   | After |
| 7/25/2006 | Tex | Corey | Demoted to reserve roster |   |   | Before |
| 7/25/2006 | Tex | Eaton | Activated from disabled list |   |   | Before |
| 7/26/2006 | Bal | Benson | Placed on disabled list |   |   | Before |
| 7/26/2006 | Bos | Gabbard | Demoted to reserve roster |   |   | After |
| 7/26/2006 | Cin | Mays | Demoted to reserve roster |   |   | Before |
| 7/26/2006 | Cin | Ross,D | Activated from disabled list |   |   | Before |
| 7/26/2006 | Cle | Broussard | Traded away | Sea |   | After |
| 7/26/2006 | Det | Gomez | Demoted to reserve roster |   |   | Before |
| 7/26/2006 | Det | Lewis | Promoted to active roster |   |   | Before |
| 7/26/2006 | Hou | Lane | Promoted to active roster |   |   | Before |
| 7/26/2006 | Hou | Palmeiro | Placed on restricted list |   |   | Before |
| 7/26/2006 | KC | Blanco | Promoted to active roster |   |   | Before |
| 7/26/2006 | KC | De La Rosa | Acquired via trade | Mil |   | Before |
| 7/26/2006 | KC | Mientkiewicz | Placed on disabled list |   |   | Before |
| 7/26/2006 | Mil | Barnwell | Demoted to reserve roster |   |   | Before |
| 7/26/2006 | Mil | Graffanino | Acquired via trade | KC |   | Before |
| 7/26/2006 | NYA | Fasano | Acquired via trade | Phi |   | Before |
| 7/26/2006 | NYA | Stinnett | Released |   |   | After |
| 7/26/2006 | Oak | Keisler | Promoted to active roster |   |   | Before |
| 7/26/2006 | Oak | Sauerbeck | Placed on disabled list |   |   | Before |
| 7/26/2006 | Oak | Windsor | Demoted to reserve roster |   |   | Before |
| 7/26/2006 | SD | Linebrink | Placed on restricted list |   |   | Before |
| 7/26/2006 | SD | Park | Placed on disabled list |   |   | Before |
| 7/26/2006 | Sea | Choo | Traded away | Cle |   | Before |
| 7/26/2006 | Sea | Everett | Released |   |   | Before |
| 7/26/2006 | Sea | Snelling | Promoted to active roster |   |   | Before |
| 7/26/2006 | Was | Castro | Promoted to active roster |   |   | Before |
| 7/27/2006 | Ari | Batista | Placed on restricted list |   |   | Before |
| 7/27/2006 | ChN | Aardsma | Demoted to reserve roster |   |   | Before |
| 7/27/2006 | ChN | Hill | Promoted to active roster |   |   | Before |
| 7/27/2006 | Cle | Choo | Acquired via trade | Sea |   | Before |
| 7/27/2006 | KC | Sisco | Demoted to reserve roster |   |   | After |
| 7/27/2006 | LAA | Colon | Placed on disabled list |   |   | Before |
| 7/27/2006 | NYN | Castro | Placed on disabled list |   |   | Before |
| 7/27/2006 | Oak | Flores | Promoted to active roster |   |   | Before |
| 7/27/2006 | Sea | Snelling | Placed on disabled list |   |   | Before |
| 7/27/2006 | Tex | Nix | Promoted to active roster |   |   | After |
| 7/27/2006 | Tor | Mottola | Demoted to reserve roster |   |   | After |
| 7/28/2006 | Atl | Betemit | Traded away | LAN |   | After |
| 7/28/2006 | Bos | Lopez,Jvr | Promoted to active roster |   |   | Before |
| 7/28/2006 | Cle | Marte | Promoted to active roster |   |   | Before |
| 7/28/2006 | Cle | Vazquez | Demoted to reserve roster |   |   | Before |
| 7/28/2006 | KC | Perez | Acquired via trade | LAN |   | Before |
| 7/28/2006 | LAN | Aybar | Traded away | Atl |   | Before |
| 7/28/2006 | LAN | Baez | Traded away | Atl |   | Before |
| 7/28/2006 | LAN | Tomko | Activated from disabled list |   |   | Before |
| 7/28/2006 | Mil | Cordero | Acquired via trade | Tex |   | Before |
| 7/28/2006 | Mil | Lee | Traded away | Tex |   | Before |
| 7/28/2006 | Mil | Mench | Acquired via trade | Tex |   | Before |
| 7/28/2006 | Mil | Nix | Acquired via trade | Tex |   | Before |
| 7/28/2006 | Mil | Nix | Demoted to reserve roster |   |   | Before |
| 7/28/2006 | NYN | Bell | Demoted to reserve roster |   |   | Before |
| 7/28/2006 | NYN | Martinez | Activated from disabled list |   |   | Before |
| 7/28/2006 | Oak | Keisler | Demoted to reserve roster |   |   | Before |
| 7/28/2006 | Oak | Komine | Promoted to active roster |   |   | Before |
| 7/28/2006 | Phi | Bell | Traded away | Mil |   | After |
| 7/28/2006 | SD | Linebrink | Activated from restricted list |   |   | Before |
| 7/28/2006 | Sea | Broussard | Acquired via trade | Cle |   | Before |
| 7/28/2006 | Tex | Cordero | Traded away | Mil |   | Before |
| 7/28/2006 | Tex | Cruz | Acquired via trade | Mil |   | Before |
| 7/28/2006 | Tex | Guzman | Demoted to reserve roster |   |   | Before |
| 7/28/2006 | Tex | Lee | Acquired via trade | Mil |   | Before |
| 7/28/2006 | Tex | Mench | Traded away | Mil |   | Before |
| 7/28/2006 | Tex | Nix | Traded away | Mil |   | Before |
| 7/28/2006 | Tex | Rupe | Promoted to active roster |   |   | Before |
| 7/28/2006 | Tor | Rios | Activated from disabled list |   |   | Before |
| 7/28/2006 | Was | Hughes | Promoted to active roster |   |   | Before |
| 7/28/2006 | Was | Stanton | Traded away | SF |   | Before |
| 7/29/2006 | Ari | Batista | Activated from restricted list |   |   | Before |
| 7/29/2006 | Ari | Hairston | Activated from disabled list |   |   | Before |
| 7/29/2006 | Ari | Hairston | Demoted to reserve roster |   |   | Before |
| 7/29/2006 | Atl | Jones,C | Placed on disabled list |   |   | Before |
| 7/29/2006 | Atl | Pena,T | Promoted to active roster |   |   | Before |
| 7/29/2006 | Bal | Gibbons | Activated from disabled list |   |   | Before |
| 7/29/2006 | Bal | Johnson | Promoted to active roster |   |   | Before |
| 7/29/2006 | Bal | Rodriguez | Demoted to reserve roster |   |   | Before |
| 7/29/2006 | Bal | Terrero | Demoted to reserve roster |   |   | Before |
| 7/29/2006 | Bal | Johnson | Demoted to reserve roster |   |   | After |
| 7/29/2006 | Cin | Germano | Promoted to active roster |   |   | Before |
| 7/29/2006 | Cin | Wise | Demoted to reserve roster |   |   | Before |
| 7/29/2006 | Cin | Germano | Demoted to reserve roster |   |   | After |
| 7/29/2006 | Col | Ojeda | Promoted to active roster |   |   | After |
| 7/29/2006 | Det | Clevlen | Promoted to active roster |   |   | Before |
| 7/29/2006 | Det | Lewis | Demoted to reserve roster |   |   | Before |
| 7/29/2006 | Hou | Buchholz | Demoted to reserve roster |   |   | Before |
| 7/29/2006 | Hou | Sampson | Promoted to active roster |   |   | Before |
| 7/29/2006 | LAN | Loney | Promoted to active roster |   |   | Before |
| 7/29/2006 | Mil | Bell | Acquired via trade | Phi |   | Before |
| 7/29/2006 | NYA | Smith | Promoted to active roster |   |   | After |
| 7/29/2006 | Phi | Sandoval | Promoted to active roster |   |   | Before |
| 7/29/2006 | Sea | Green | Activated from disabled list |   |   | Before |
| 7/29/2006 | SF | Sanchez | Demoted to reserve roster |   |   | Before |
| 7/29/2006 | SF | Stanton | Acquired via trade | Was |   | Before |
| 7/29/2006 | Tex | Corey | Promoted to active roster |   |   | After |
| 7/29/2006 | Tor | Adams | Demoted to reserve roster |   |   | Before |
| 7/29/2006 | Tor | McGowan | Promoted to active roster |   |   | Before |
| 7/29/2006 | Tor | Taubenheim | Activated from disabled list |   |   | Before |
| 7/29/2006 | Tor | Taubenheim | Demoted to reserve roster |   |   | Before |
| 7/30/2006 | Atl | Aybar | Acquired via trade | LAN |   | Before |
| 7/30/2006 | Atl | Baez | Acquired via trade | LAN |   | Before |
| 7/30/2006 | Atl | Sosa | Demoted to reserve roster |   |   | Before |
| 7/30/2006 | Atl | Sosa | Promoted to active roster |   |   | After |
| 7/30/2006 | Bal | Birkins | Placed on disabled list |   |   | Before |
| 7/30/2006 | Bal | Byrdak | Activated from disabled list |   |   | Before |
| 7/30/2006 | Bal | Hawkins | Placed on restricted list |   |   | Before |
| 7/30/2006 | Bal | Rodriguez | Promoted to active roster |   |   | Before |
| 7/30/2006 | Cin | Watson | Promoted to active roster |   |   | Before |
| 7/30/2006 | Cin | Germano | Promoted to active roster |   |   | After |
| 7/30/2006 | Cle | Belliard | Traded away | StL |   | After |
| 7/30/2006 | Col | Ojeda | Traded away | Tex |   | Before |
| 7/30/2006 | Col | Dohmann | Promoted to active roster |   |   | After |
| 7/30/2006 | Flo | Pinto | Promoted to active roster |   |   | Before |
| 7/30/2006 | Flo | Vargas | Demoted to reserve roster |   |   | Before |
| 7/30/2006 | Flo | Moehler | Activated from disabled list |   |   | Between |
| 7/30/2006 | Flo | Resop | Demoted to reserve roster |   |   | Between |
| 7/30/2006 | KC | Bautista | Promoted to active roster |   |   | After |
| 7/30/2006 | LAA | Jones | Promoted to active roster |   |   | Before |
| 7/30/2006 | LAN | Betemit | Acquired via trade | Atl |   | Before |
| 7/30/2006 | NYA | Smith | Traded away | Phi |   | Before |
| 7/30/2006 | Phi | Abreu | Traded away | NYA |   | Before |
| 7/30/2006 | Phi | Bourn | Promoted to active roster |   |   | Before |
| 7/30/2006 | Phi | Franklin | Demoted to reserve roster |   |   | Before |
| 7/30/2006 | Phi | Lidle | Traded away | NYA |   | Before |
| 7/30/2006 | Phi | Smith | Acquired via trade | NYA |   | Before |
| 7/30/2006 | Phi | Smith | Demoted to reserve roster |   |   | Before |
| 7/30/2006 | Phi | Wolf | Activated from disabled list |   |   | Before |
| 7/30/2006 | Pit | Perez,O | Promoted to active roster |   |   | After |
| 7/30/2006 | SD | Thompson | Promoted to active roster |   |   | Before |
| 7/30/2006 | StL | Luna | Traded away | Cle |   | After |
| 7/30/2006 | Tam | Wigginton | Placed on disabled list |   |   | Before |
| 7/30/2006 | Tex | Corey | Traded away | Bos |   | Before |
| 7/30/2006 | Tex | Ojeda | Acquired via trade | Col |   | Before |
| 7/30/2006 | Tex | Ojeda | Demoted to reserve roster |   |   | Before |
| 7/30/2006 | Tor | Janssen | Demoted to reserve roster |   |   | Before |
| 7/30/2006 | Tor | Roberts | Promoted to active roster |   |   | Before |
| 7/30/2006 | Was | O'Connor | Demoted to reserve roster |   |   | Before |
| 7/31/2006 | Atl | Sosa | Traded away | StL |   | Before |
| 7/31/2006 | Bal | Manon | Promoted to active roster |   |   | Before |
| 7/31/2006 | Bos | Corey | Acquired via trade | Tex |   | Before |
| 7/31/2006 | Bos | Nixon | Placed on disabled list |   |   | Before |
| 7/31/2006 | Bos | Van Buren | Demoted to reserve roster |   |   | Before |
| 7/31/2006 | Bos | Wells | Activated from disabled list |   |   | Before |
| 7/31/2006 | ChN | Maddux | Traded away | LAN |   | Before |
| 7/31/2006 | ChN | Walker | Traded away | SD |   | Before |
| 7/31/2006 | Cin | Germano | Traded away | Phi |   | Before |
| 7/31/2006 | Cin | Watson | Demoted to reserve roster |   |   | Before |
| 7/31/2006 | Cle | Luna | Acquired via trade | StL |   | Before |
| 7/31/2006 | Col | Affeldt | Acquired via trade | KC |   | Before |
| 7/31/2006 | Col | Ardoin | Activated from disabled list |   |   | Before |
| 7/31/2006 | Col | Bautista | Acquired via trade | KC |   | Before |
| 7/31/2006 | Col | Bautista | Demoted to reserve roster |   |   | Before |
| 7/31/2006 | Col | Closser | Demoted to reserve roster |   |   | Before |
| 7/31/2006 | Col | Dohmann | Traded away | KC |   | Before |
| 7/31/2006 | Col | Shealy | Traded away | KC |   | Before |
| 7/31/2006 | Det | Casey | Acquired via trade | Pit |   | Before |
| 7/31/2006 | Det | Shelton | Demoted to reserve roster |   |   | Before |
| 7/31/2006 | KC | Affeldt | Traded away | Col |   | Before |
| 7/31/2006 | KC | Bautista | Traded away | Col |   | Before |
| 7/31/2006 | KC | Dohmann | Acquired via trade | Col |   | Before |
| 7/31/2006 | KC | Duckworth | Placed on disabled list |   |   | Before |
| 7/31/2006 | KC | Peralta | Promoted to active roster |   |   | Before |
| 7/31/2006 | KC | Sanders | Activated from disabled list |   |   | Before |
| 7/31/2006 | KC | Shealy | Acquired via trade | Col |   | Before |
| 7/31/2006 | KC | Stairs | Traded away | Tex |   | Before |
| 7/31/2006 | LAN | Izturis | Traded away | ChN |   | Before |
| 7/31/2006 | Min | Hunter | Activated from disabled list |   |   | Before |
| 7/31/2006 | Min | Lohse | Traded away | Cin |   | Before |
| 7/31/2006 | NYA | Chacon | Traded away | Pit |   | Before |
| 7/31/2006 | NYN | Nady | Traded away | Pit |   | Before |
| 7/31/2006 | NYN | Perez | Acquired via trade | Pit |   | Before |
| 7/31/2006 | NYN | Perez | Demoted to reserve roster |   |   | Before |
| 7/31/2006 | NYN | Sanchez | Placed on disabled list |   |   | Before |
| 7/31/2006 | Oak | Crosby | Placed on disabled list |   |   | Before |
| 7/31/2006 | Phi | Bourn | Demoted to reserve roster |   |   | Before |
| 7/31/2006 | Phi | Cormier | Traded away | Cin |   | Before |
| 7/31/2006 | Phi | Mathieson | Promoted to active roster |   |   | Before |
| 7/31/2006 | Phi | Sanches | Promoted to active roster |   |   | Before |
| 7/31/2006 | Pit | Casey | Traded away | Det |   | Before |
| 7/31/2006 | Pit | Hernandez,R | Traded away | NYN |   | Before |
| 7/31/2006 | Pit | Perez,O | Traded away | NYN |   | Before |
| 7/31/2006 | Pit | Wells | Traded away | Tex |   | Before |
| 7/31/2006 | Pit | Wilson,C | Traded away | NYA |   | Before |
| 7/31/2006 | Tam | Howell | Promoted to active roster |   |   | Before |
| 7/31/2006 | Tam | Lugo,J | Traded away | LAN |   | Before |
| 7/31/2006 | Tex | Stairs | Acquired via trade | KC |   | Before |
| 7/31/2006 | Tex | Wasdin | Released |   |   | Before |
| 7/31/2006 | Was | Wagner | Promoted to active roster |   |   | Before |
| 8/1/2006 | Bal | Abreu | Promoted to active roster |   |   | Before |
| 8/1/2006 | Bal | Rodriguez | Demoted to reserve roster |   |   | Before |
| 8/1/2006 | Bos | Huckaby | Promoted to active roster |   |   | Before |
| 8/1/2006 | Bos | Johnson | Promoted to active roster |   |   | Before |
| 8/1/2006 | Bos | Lopez,Jvr | Demoted to reserve roster |   |   | Before |
| 8/1/2006 | Bos | Varitek | Placed on disabled list |   |   | Before |
| 8/1/2006 | ChN | Izturis | Acquired via trade | LAN |   | Before |
| 8/1/2006 | ChN | Mateo | Promoted to active roster |   |   | Before |
| 8/1/2006 | ChN | Rusch | Placed on disabled list |   |   | Before |
| 8/1/2006 | Cin | Cormier | Acquired via trade | Phi |   | Before |
| 8/1/2006 | Cin | Lohse | Acquired via trade | Min |   | Before |
| 8/1/2006 | Cin | Shackelford | Demoted to reserve roster |   |   | Before |
| 8/1/2006 | Flo | Treanor | Placed on disabled list |   |   | Before |
| 8/1/2006 | Hou | Ensberg | Activated from disabled list |   |   | Before |
| 8/1/2006 | Hou | Sampson | Demoted to reserve roster |   |   | Before |
| 8/1/2006 | LAA | Saunders | Promoted to active roster |   |   | Before |
| 8/1/2006 | LAA | Willits | Demoted to reserve roster |   |   | Before |
| 8/1/2006 | LAN | Cruz | Released |   |   | Before |
| 8/1/2006 | LAN | Lugo | Acquired via trade | Tam |   | Before |
| 8/1/2006 | LAN | Maddux | Acquired via trade | ChN |   | Before |
| 8/1/2006 | Min | Baker | Demoted to reserve roster |   |   | After |
| 8/1/2006 | Min | Tiffee | Demoted to reserve roster |   |   | After |
| 8/1/2006 | NYA | Abreu | Acquired via trade | Phi |   | Before |
| 8/1/2006 | NYA | Beam | Demoted to reserve roster |   |   | Before |
| 8/1/2006 | NYA | Guiel | Demoted to reserve roster |   |   | Before |
| 8/1/2006 | NYA | Lidle | Acquired via trade | Phi |   | Before |
| 8/1/2006 | NYA | Wilson,C | Acquired via trade | Pit |   | Before |
| 8/1/2006 | NYN | Hernandez,R | Acquired via trade | Pit |   | Before |
| 8/1/2006 | NYN | Milledge | Promoted to active roster |   |   | Before |
| 8/1/2006 | Phi | Roberson | Promoted to active roster |   |   | Before |
| 8/1/2006 | Pit | Chacon | Acquired via trade | NYA |   | Before |
| 8/1/2006 | Pit | Duffy | Promoted to active roster |   |   | Before |
| 8/1/2006 | Pit | Nady | Acquired via trade | NYN |   | Before |
| 8/1/2006 | Pit | Sharpless | Promoted to active roster |   |   | Before |
| 8/1/2006 | SD | Johnson | Activated from disabled list |   |   | Before |
| 8/1/2006 | SD | Sledge | Demoted to reserve roster |   |   | Before |
| 8/1/2006 | SD | Walker | Acquired via trade | ChN |   | Before |
| 8/1/2006 | SD | Young,E | Released |   |   | Before |
| 8/1/2006 | StL | Belliard | Acquired via trade | Cle |   | Before |
| 8/1/2006 | StL | Kinney | Demoted to reserve roster |   |   | Before |
| 8/1/2006 | StL | Sosa | Acquired via trade | Atl |   | Before |
| 8/1/2006 | Tam | Upton | Promoted to active roster |   |   | Before |
| 8/1/2006 | Tam | Zobrist | Promoted to active roster |   |   | Before |
| 8/1/2006 | Tex | Feldman | Promoted to active roster |   |   | Before |
| 8/1/2006 | Tex | Rheinecker | Demoted to reserve roster |   |   | Before |
| 8/1/2006 | Was | Fick | Placed on disabled list |   |   | Before |
| 8/1/2006 | Was | Harper | Promoted to active roster |   |   | Before |
| 8/2/2006 | Atl | Ray | Placed on restricted list |   |   | Before |
| 8/2/2006 | Hou | Bruntlett | Demoted to reserve roster |   |   | Before |
| 8/2/2006 | Hou | Palmeiro | Activated from restricted list |   |   | Before |
| 8/2/2006 | KC | Bako | Activated from disabled list |   |   | Before |
| 8/2/2006 | KC | Phillips | Demoted to reserve roster |   |   | Before |
| 8/2/2006 | Min | Bonser | Promoted to active roster |   |   | Before |
| 8/2/2006 | Min | Guerrier | Activated from disabled list |   |   | Before |
| 8/2/2006 | Min | Bonser | Demoted to reserve roster |   |   | After |
| 8/2/2006 | NYN | Pelfrey | Demoted to reserve roster |   |   | Before |
| 8/2/2006 | NYN | Ring | Promoted to active roster |   |   | Before |
| 8/2/2006 | Tam | Harper | Placed on disabled list |   |   | Before |
| 8/2/2006 | Tex | Feldman | Demoted to reserve roster |   |   | Before |
| 8/2/2006 | Tex | Wells | Acquired via trade | Pit |   | Before |
| 8/3/2006 | Ari | Green,A | Placed on disabled list |   |   | Between |
| 8/3/2006 | Ari | Koplove | Promoted to active roster |   |   | Between |
| 8/3/2006 | Atl | Ray | Activated from restricted list |   |   | Before |
| 8/3/2006 | ChN | Aardsma | Promoted to active roster |   |   | Before |
| 8/3/2006 | Flo | Hoover | Promoted to active roster |   |   | Before |
| 8/3/2006 | LAN | Dessens | Placed on disabled list |   |   | Before |
| 8/3/2006 | Min | Smith | Promoted to active roster |   |   | Before |
| 8/3/2006 | Tam | McClung | Promoted to active roster |   |   | Before |
| 8/3/2006 | Tex | Loe | Activated from disabled list |   |   | Before |
| 8/3/2006 | Tex | Loe | Demoted to reserve roster |   |   | Before |
| 8/4/2006 | Bal | Hawkins | Activated from restricted list |   |   | Before |
| 8/4/2006 | Bal | Lopez,J | Traded away | Bos |   | Before |
| 8/4/2006 | Bal | Widger | Signed |   |   | Before |
| 8/4/2006 | Bos | Huckaby | Demoted to reserve roster |   |   | Before |
| 8/4/2006 | Bos | Lopez,Jvy | Acquired via trade | Bal |   | Before |
| 8/4/2006 | Col | Quintanilla | Activated from disabled list |   |   | Before |
| 8/4/2006 | Col | Quintanilla | Demoted to reserve roster |   |   | Before |
| 8/4/2006 | Hou | Albers | Demoted to reserve roster |   |   | After |
| 8/4/2006 | NYA | Crosby | Demoted to reserve roster |   |   | Before |
| 8/4/2006 | NYA | Veras | Promoted to active roster |   |   | Before |
| 8/4/2006 | NYN | DiFelice | Promoted to active roster |   |   | Before |
| 8/4/2006 | Oak | Jimenez | Promoted to active roster |   |   | Before |
| 8/4/2006 | Sea | Fruto | Demoted to reserve roster |   |   | Before |
| 8/4/2006 | Sea | Soriano | Activated from disabled list |   |   | Before |
| 8/4/2006 | Tor | Phillips | Demoted to reserve roster |   |   | Before |
| 8/4/2006 | Tor | Rosario | Promoted to active roster |   |   | Before |
| 8/5/2006 | Ari | Koplove | Demoted to reserve roster |   |   | Before |
| 8/5/2006 | Ari | Nippert | Promoted to active roster |   |   | Before |
| 8/5/2006 | Atl | Shiell | Demoted to reserve roster |   |   | After |
| 8/5/2006 | Bos | Corey | Demoted to reserve roster |   |   | Before |
| 8/5/2006 | Bos | Miller | Promoted to active roster |   |   | Before |
| 8/5/2006 | Hou | Nieve | Promoted to active roster |   |   | Before |
| 8/5/2006 | LAA | Jones | Demoted to reserve roster |   |   | Before |
| 8/5/2006 | LAA | Murphy | Promoted to active roster |   |   | Before |
| 8/6/2006 | Ari | Bajenaru | Promoted to active roster |   |   | Before |
| 8/6/2006 | Ari | Callaspo | Promoted to active roster |   |   | Before |
| 8/6/2006 | Ari | Choate | Demoted to reserve roster |   |   | Before |
| 8/6/2006 | Ari | DaVanon | Placed on disabled list |   |   | Before |
| 8/6/2006 | Ari | Nippert | Demoted to reserve roster |   |   | Before |
| 8/6/2006 | Atl | Franklin | Promoted to active roster |   |   | Before |
| 8/6/2006 | Cle | Blake | Placed on disabled list |   |   | Before |
| 8/6/2006 | NYA | Cairo | Placed on disabled list |   |   | Before |
| 8/6/2006 | Phi | Franklin | Promoted to active roster |   |   | After |
| 8/6/2006 | Was | Corcoran | Demoted to reserve roster |   |   | Before |
| 8/6/2006 | Was | Traber | Promoted to active roster |   |   | Before |
| 8/7/2006 | Bal | Abreu | Demoted to reserve roster |   |   | After |
| 8/7/2006 | Cin | Franklin | Acquired via trade | Phi |   | Before |
| 8/7/2006 | Cin | Majewski | Placed on disabled list |   |   | Before |
| 8/7/2006 | Cin | Mercker | Activated from disabled list |   |   | Before |
| 8/7/2006 | Cin | Standridge | Placed on disabled list |   |   | Before |
| 8/7/2006 | Flo | Kensing | Placed on disabled list |   |   | Before |
| 8/7/2006 | LAN | Kent | Activated from disabled list |   |   | Before |
| 8/7/2006 | Phi | Franklin | Traded away | Cin |   | Before |
| 8/7/2006 | StL | Eckstein | Placed on restricted list |   |   | Before |
| 8/7/2006 | Tam | Howell | Demoted to reserve roster |   |   | Before |
| 8/7/2006 | Tam | Miceli | Activated from disabled list |   |   | Before |
| 8/7/2006 | Tex | Koronka | Demoted to reserve roster |   |   | Before |
| 8/7/2006 | Tex | Volquez | Promoted to active roster |   |   | Before |
| 8/7/2006 | Was | Hernandez | Waived |   |   | Before |
| 8/8/2006 | Ari | Aquino | Placed on disabled list |   |   | Before |
| 8/8/2006 | Atl | Ramirez | Placed on disabled list |   |   | Before |
| 8/8/2006 | Bal | Cabrera | Promoted to active roster |   |   | Before |
| 8/8/2006 | Cle | Garko | Promoted to active roster |   |   | Before |
| 8/8/2006 | Det | Miller | Signed |   |   | Before |
| 8/8/2006 | Det | Miller | Demoted to reserve roster |   |   | Before |
| 8/8/2006 | KC | Blanco | Demoted to reserve roster |   |   | Before |
| 8/8/2006 | KC | Nunez | Demoted to reserve roster |   |   | Before |
| 8/8/2006 | KC | Sisco | Promoted to active roster |   |   | Before |
| 8/8/2006 | KC | Sweeney | Activated from disabled list |   |   | Before |
| 8/8/2006 | LAN | Ledee | Waived |   |   | Before |
| 8/8/2006 | Min | Garza | Promoted to active roster |   |   | Before |
| 8/8/2006 | Min | Liriano | Placed on disabled list |   |   | Before |
| 8/8/2006 | Min | Smith | Demoted to reserve roster |   |   | Before |
| 8/8/2006 | NYA | Cano | Activated from disabled list |   |   | Before |
| 8/8/2006 | StL | Eckstein | Activated from restricted list |   |   | Before |
| 8/8/2006 | Tam | Jackson | Demoted to reserve roster |   |   | Before |
| 8/8/2006 | Tam | Kazmir | Activated from disabled list |   |   | Before |
| 8/8/2006 | Was | Schroder | Promoted to active roster |   |   | Before |
| 8/9/2006 | Ari | Bajenaru | Demoted to reserve roster |   |   | Before |
| 8/9/2006 | Ari | Hernandez,L | Claimed on waivers |   |   | Before |
| 8/9/2006 | Cle | Gutierrez | Promoted to active roster |   |   | Before |
| 8/9/2006 | Cle | Hollandsworth | Waived |   |   | Before |
| 8/9/2006 | Flo | Mitre | Activated from disabled list |   |   | Before |
| 8/9/2006 | LAN | Garciaparra | Activated from disabled list |   |   | Before |
| 8/9/2006 | Mil | Capellan | Activated from disabled list |   |   | Before |
| 8/9/2006 | Mil | Gwynn | Demoted to reserve roster |   |   | Before |
| 8/9/2006 | Min | White | Placed on disabled list |   |   | Before |
| 8/9/2006 | NYN | Floyd | Placed on disabled list |   |   | Before |
| 8/9/2006 | NYN | Ledee | Claimed on waivers |   |   | Before |
| 8/9/2006 | NYN | Marrero | Released |   |   | Before |
| 8/9/2006 | NYN | Tucker | Promoted to active roster |   |   | Before |
| 8/9/2006 | Oak | Komine | Demoted to reserve roster |   |   | Before |
| 8/9/2006 | Oak | Witasick | Activated from disabled list |   |   | Before |
| 8/9/2006 | Oak | Halsey | Demoted to reserve roster |   |   | After |
| 8/9/2006 | StL | Rodriguez | Demoted to reserve roster |   |   | Before |
| 8/9/2006 | StL | Thompson | Promoted to active roster |   |   | Before |
| 8/9/2006 | Tor | Frasor | Promoted to active roster |   |   | Before |
| 8/9/2006 | Tor | Speier | Placed on disabled list |   |   | Before |
| 8/10/2006 | Cin | Denorfia | Demoted to reserve roster |   |   | Before |
| 8/10/2006 | Cin | Hollandsworth | Claimed on waivers |   |   | Before |
| 8/10/2006 | LAA | Murphy | Demoted to reserve roster |   |   | After |
| 8/10/2006 | Min | Bonser | Promoted to active roster |   |   | Before |
| 8/10/2006 | Oak | Sauerbeck | Activated from disabled list |   |   | Before |
| 8/10/2006 | Pit | Sharpless | Placed on disabled list |   |   | Before |
| 8/10/2006 | Tex | Wilkerson | Placed on disabled list |   |   | Before |
| 8/10/2006 | Was | Bowie | Placed on disabled list |   |   | Before |
| 8/10/2006 | Was | Matos | Released |   |   | After |
| 8/11/2006 | Ari | Hairston | Promoted to active roster |   |   | Before |
| 8/11/2006 | Atl | Barry | Promoted to active roster |   |   | Before |
| 8/11/2006 | ChN | Prior | Placed on disabled list |   |   | Before |
| 8/11/2006 | Cle | Mota | Demoted to reserve roster |   |   | Before |
| 8/11/2006 | Cle | Vazquez | Promoted to active roster |   |   | Before |
| 8/11/2006 | Col | Piedra | Released |   |   | Before |
| 8/11/2006 | Col | Spilborghs | Promoted to active roster |   |   | Before |
| 8/11/2006 | KC | Bernero | Promoted to active roster |   |   | Before |
| 8/11/2006 | KC | Costa | Demoted to reserve roster |   |   | Before |
| 8/11/2006 | LAA | Bootcheck | Promoted to active roster |   |   | Before |
| 8/11/2006 | Min | Ford | Activated from disabled list |   |   | Before |
| 8/11/2006 | Pit | Reames | Promoted to active roster |   |   | Before |
| 8/11/2006 | SD | Park | Activated from disabled list |   |   | Before |
| 8/11/2006 | SD | Thompson | Demoted to reserve roster |   |   | Before |
| 8/11/2006 | Tex | Young,E | Signed |   |   | Before |
| 8/11/2006 | Tex | Young,E | Demoted to reserve roster |   |   | Before |
| 8/11/2006 | Was | Bergmann | Promoted to active roster |   |   | Before |
| 8/12/2006 | Atl | Aybar | Placed on disabled list |   |   | Before |
| 8/12/2006 | Bal | Benson | Activated from disabled list |   |   | Before |
| 8/12/2006 | Bal | Manon | Demoted to reserve roster |   |   | Before |
| 8/12/2006 | ChN | Guzman | Promoted to active roster |   |   | Before |
| 8/12/2006 | Cin | Mercker | Placed on disabled list |   |   | Before |
| 8/12/2006 | Cin | Michalak | Promoted to active roster |   |   | Before |
| 8/12/2006 | Cin | Ramirez | Demoted to reserve roster |   |   | After |
| 8/12/2006 | Cle | Guthrie | Promoted to active roster |   |   | Before |
| 8/12/2006 | Cle | Vazquez | Demoted to reserve roster |   |   | Before |
| 8/12/2006 | Cle | Guthrie | Demoted to reserve roster |   |   | After |
| 8/12/2006 | Hou | Hirsh | Promoted to active roster |   |   | Before |
| 8/12/2006 | Hou | Wilson | Released |   |   | Before |
| 8/12/2006 | Pit | McLouth | Placed on disabled list |   |   | Before |
| 8/12/2006 | SF | Wilson | Demoted to reserve roster |   |   | After |
| 8/12/2006 | Tex | Wells | Placed on disabled list |   |   | Before |
| 8/13/2006 | Atl | Jones,C | Activated from disabled list |   |   | Before |
| 8/13/2006 | Cin | Shackelford | Promoted to active roster |   |   | Before |
| 8/13/2006 | Cle | Brown | Promoted to active roster |   |   | Before |
| 8/13/2006 | Phi | Gordon | Placed on disabled list |   |   | Before |
| 8/13/2006 | SF | Taschner | Promoted to active roster |   |   | Before |
| 8/14/2006 | Ari | Valverde | Promoted to active roster |   |   | Before |
| 8/14/2006 | Bos | Breslow | Promoted to active roster |   |   | Before |
| 8/14/2006 | Bos | Miller | Demoted to reserve roster |   |   | Before |
| 8/14/2006 | Col | Castilla | Signed |   |   | Before |
| 8/14/2006 | Col | Castilla | Demoted to reserve roster |   |   | Before |
| 8/14/2006 | Det | Colon | Placed on disabled list |   |   | Before |
| 8/14/2006 | LAA | Bootcheck | Demoted to reserve roster |   |   | Before |
| 8/14/2006 | LAA | Willits | Promoted to active roster |   |   | Before |
| 8/14/2006 | Mil | Wise | Placed on disabled list |   |   | Before |
| 8/14/2006 | Oak | Flores | Demoted to reserve roster |   |   | Before |
| 8/14/2006 | Oak | Kennedy | Activated from disabled list |   |   | Before |
| 8/14/2006 | Pit | Davis | Promoted to active roster |   |   | Before |
| 8/14/2006 | Sea | Morse | Promoted to active roster |   |   | Before |
| 8/14/2006 | Sea | Sexson | Placed on restricted list |   |   | Before |
| 8/14/2006 | SF | Frandsen | Promoted to active roster |   |   | Before |
| 8/14/2006 | SF | Vizcaino | Released |   |   | Before |
| 8/15/2006 | Atl | Cormier | Promoted to active roster |   |   | Before |
| 8/15/2006 | Atl | Thorman | Demoted to reserve roster |   |   | Before |
| 8/15/2006 | NYN | Martinez | Placed on disabled list |   |   | Before |
| 8/15/2006 | StL | Perez | Promoted to active roster |   |   | Before |
| 8/15/2006 | StL | Thompson | Demoted to reserve roster |   |   | Before |
| 8/15/2006 | Tex | Feldman | Promoted to active roster |   |   | Before |
| 8/16/2006 | ChN | Eyre | Placed on disabled list |   |   | Before |
| 8/16/2006 | ChN | O'Malley | Promoted to active roster |   |   | Before |
| 8/16/2006 | Cin | Schoeneweis | Acquired via trade | Tor |   | Before |
| 8/16/2006 | Cin | Shackelford | Demoted to reserve roster |   |   | Before |
| 8/16/2006 | Det | Polanco | Placed on disabled list |   |   | Before |
| 8/16/2006 | Det | Santiago | Promoted to active roster |   |   | Before |
| 8/16/2006 | Flo | Hoover | Demoted to reserve roster |   |   | Before |
| 8/16/2006 | Flo | Treanor | Activated from disabled list |   |   | Before |
| 8/16/2006 | LAA | Pride | Placed on disabled list |   |   | Before |
| 8/16/2006 | NYA | Dotel | Activated from disabled list |   |   | Before |
| 8/16/2006 | NYA | Veras | Demoted to reserve roster |   |   | Before |
| 8/16/2006 | NYN | Bell | Promoted to active roster |   |   | Before |
| 8/16/2006 | Pit | Gorzelanny | Placed on disabled list |   |   | Before |
| 8/16/2006 | Sea | Dobbs | Demoted to reserve roster |   |   | Before |
| 8/16/2006 | Sea | O'Flaherty | Promoted to active roster |   |   | Before |
| 8/16/2006 | Tam | Harville | Demoted to reserve roster |   |   | Before |
| 8/16/2006 | Tam | Orvella | Promoted to active roster |   |   | Before |
| 8/16/2006 | Tex | Guzman | Promoted to active roster |   |   | Before |
| 8/16/2006 | Tor | Schoeneweis | Traded away | Cin |   | Before |
| 8/17/2006 | KC | Bernero | Placed on disabled list |   |   | Before |
| 8/17/2006 | LAA | Kennedy | Suspended |   |   | Before |
| 8/17/2006 | NYA | Bruney | Promoted to active roster |   |   | Before |
| 8/17/2006 | NYA | Lidle | Placed on restricted list |   |   | Before |
| 8/17/2006 | NYN | Glavine | Placed on disabled list |   |   | Before |
| 8/17/2006 | SD | Park | Placed on disabled list |   |   | Before |
| 8/17/2006 | Sea | Green | Demoted to reserve roster |   |   | Before |
| 8/17/2006 | Sea | Morse | Demoted to reserve roster |   |   | Before |
| 8/17/2006 | Sea | Sexson | Activated from restricted list |   |   | Before |
| 8/17/2006 | Sea | Snelling | Activated from disabled list |   |   | Before |
| 8/17/2006 | Tex | Padilla | Suspended |   |   | Before |
| 8/17/2006 | Tor | Hattig | Promoted to active roster |   |   | Before |
| 8/17/2006 | Tor | Hinske | Traded away | Bos |   | Before |
| 8/17/2006 | Tor | Romero | Promoted to active roster |   |   | Before |
| 8/17/2006 | Tor | Rosario | Demoted to reserve roster |   |   | After |
| 8/18/2006 | Ari | Hairston | Demoted to reserve roster |   |   | Before |
| 8/18/2006 | Ari | Young | Promoted to active roster |   |   | Before |
| 8/18/2006 | Bos | Breslow | Demoted to reserve roster |   |   | Before |
| 8/18/2006 | Bos | Hinske | Acquired via trade | Tor |   | Before |
| 8/18/2006 | Bos | Foulke | Activated from disabled list |   |   | Between |
| 8/18/2006 | Bos | Johnson | Released |   |   | Between |
| 8/18/2006 | KC | Blanco | Promoted to active roster |   |   | Before |
| 8/18/2006 | LAA | Gregg | Suspended |   |   | Before |
| 8/18/2006 | LAN | Dessens | Activated from disabled list |   |   | Before |
| 8/18/2006 | LAN | Loney | Demoted to reserve roster |   |   | Before |
| 8/18/2006 | NYA | Beam | Promoted to active roster |   |   | Before |
| 8/18/2006 | NYA | Phillips | Placed on disabled list |   |   | Before |
| 8/18/2006 | NYN | Bell | Demoted to reserve roster |   |   | After |
| 8/18/2006 | Oak | Crosby | Activated from disabled list |   |   | Before |
| 8/18/2006 | Oak | Jimenez | Demoted to reserve roster |   |   | Before |
| 8/18/2006 | SD | Greene | Placed on disabled list |   |   | Before |
| 8/18/2006 | SF | Frandsen | Placed on disabled list |   |   | Before |
| 8/18/2006 | StL | Reyes | Demoted to reserve roster |   |   | Before |
| 8/18/2006 | StL | Wilson | Signed |   |   | Before |
| 8/18/2006 | Tor | Phillips | Promoted to active roster |   |   | Before |
| 8/18/2006 | Was | Vidro | Activated from disabled list |   |   | Before |
| 8/19/2006 | Bos | Gonzalez | Placed on disabled list |   |   | Before |
| 8/19/2006 | Bos | Seanez | Released |   |   | Before |
| 8/19/2006 | Bos | Van Buren | Promoted to active roster |   |   | Before |
| 8/19/2006 | ChN | Marmol | Placed on disabled list |   |   | Before |
| 8/19/2006 | Cle | Mota | Promoted to active roster |   |   | After |
| 8/19/2006 | Hou | Backe | Placed on disabled list |   |   | Before |
| 8/19/2006 | Hou | Rodriguez | Promoted to active roster |   |   | Before |
| 8/19/2006 | Mil | Nix | Promoted to active roster |   |   | Before |
| 8/19/2006 | NYA | Bruney | Demoted to reserve roster |   |   | Before |
| 8/19/2006 | NYA | Guiel | Promoted to active roster |   |   | Before |
| 8/19/2006 | NYA | Karstens | Promoted to active roster |   |   | Before |
| 8/19/2006 | NYA | Ponson | Released |   |   | Before |
| 8/19/2006 | NYN | Williams | Promoted to active roster |   |   | Before |
| 8/19/2006 | Oak | Flores | Promoted to active roster |   |   | Before |
| 8/19/2006 | Oak | Street | Placed on disabled list |   |   | Before |
| 8/19/2006 | SD | Thompson | Promoted to active roster |   |   | Before |
| 8/19/2006 | Sea | Moyer | Traded away | Phi |   | After |
| 8/19/2006 | SF | de la Rosa | Promoted to active roster |   |   | Before |
| 8/19/2006 | StL | Eckstein | Placed on disabled list |   |   | Before |
| 8/19/2006 | Tex | Guzman | Demoted to reserve roster |   |   | Before |
| 8/19/2006 | Tex | Tejeda | Promoted to active roster |   |   | Before |
| 8/20/2006 | Bos | Lopez,Jvr | Promoted to active roster |   |   | Before |
| 8/20/2006 | Bos | Van Buren | Demoted to reserve roster |   |   | Before |
| 8/20/2006 | ChN | Perez | Traded away | Det |   | Before |
| 8/20/2006 | Cin | Belisle | Activated from disabled list |   |   | Before |
| 8/20/2006 | Cin | Guardado | Placed on disabled list |   |   | Before |
| 8/20/2006 | Cin | Hopper | Promoted to active roster |   |   | Before |
| 8/20/2006 | Cin | Michalak | Placed on restricted list |   |   | Before |
| 8/20/2006 | Cle | Mota | Traded away | NYN |   | Before |
| 8/20/2006 | Hou | Nieve | Placed on disabled list |   |   | Before |
| 8/20/2006 | LAA | Jones | Promoted to active roster |   |   | Before |
| 8/20/2006 | NYA | Beam | Demoted to reserve roster |   |   | Before |
| 8/20/2006 | NYA | Lidle | Activated from restricted list |   |   | Before |
| 8/20/2006 | Phi | Mathieson | Demoted to reserve roster |   |   | After |
| 8/20/2006 | SD | Alexander | Promoted to active roster |   |   | Before |
| 8/20/2006 | SD | Thompson | Demoted to reserve roster |   |   | Before |
| 8/20/2006 | Sea | Green | Promoted to active roster |   |   | Before |
| 8/20/2006 | Sea | Lowe | Placed on disabled list |   |   | Before |
| 8/20/2006 | Tex | Feldman | Demoted to reserve roster |   |   | Before |
| 8/20/2006 | Tex | Koronka | Promoted to active roster |   |   | Before |
| 8/21/2006 | Atl | Cormier | Demoted to reserve roster |   |   | Before |
| 8/21/2006 | Atl | Prado | Promoted to active roster |   |   | Before |
| 8/21/2006 | Bos | Corey | Promoted to active roster |   |   | Before |
| 8/21/2006 | Bos | Hansen | Demoted to reserve roster |   |   | Before |
| 8/21/2006 | ChN | Bynum | Activated from disabled list |   |   | Before |
| 8/21/2006 | ChN | Rusch | Activated from disabled list |   |   | Before |
| 8/21/2006 | Det | Lewis | Promoted to active roster |   |   | Before |
| 8/21/2006 | Det | Perez | Acquired via trade | ChN |   | Before |
| 8/21/2006 | Det | Santiago | Demoted to reserve roster |   |   | Before |
| 8/21/2006 | Hou | House | Promoted to active roster |   |   | Before |
| 8/21/2006 | Hou | Munson | Demoted to reserve roster |   |   | Before |
| 8/21/2006 | LAA | Kennedy | Reinstated |   |   | Before |
| 8/21/2006 | NYA | Mussina | Placed on disabled list |   |   | Before |
| 8/21/2006 | Phi | Moyer | Acquired via trade | Sea |   | Before |
| 8/21/2006 | SD | Adkins | Demoted to reserve roster |   |   | Before |
| 8/21/2006 | SD | Stauffer | Promoted to active roster |   |   | Before |
| 8/21/2006 | Tam | Seo | Placed on disabled list |   |   | Before |
| 8/21/2006 | Tex | Koronka | Demoted to reserve roster |   |   | Before |
| 8/21/2006 | Tex | Masset | Promoted to active roster |   |   | Before |
| 8/22/2006 | Ari | Counsell | Activated from disabled list |   |   | Before |
| 8/22/2006 | Ari | Green,S | Traded away | NYN |   | Before |
| 8/22/2006 | Bos | Gabbard | Promoted to active roster |   |   | Before |
| 8/22/2006 | Bos | Lopez,Jvr | Demoted to reserve roster |   |   | Before |
| 8/22/2006 | Bos | Pedroia | Promoted to active roster |   |   | Before |
| 8/22/2006 | ChN | Coats | Promoted to active roster |   |   | Before |
| 8/22/2006 | ChN | Izturis | Placed on disabled list |   |   | Before |
| 8/22/2006 | Col | Matsui | Promoted to active roster |   |   | Before |
| 8/22/2006 | Col | Smith | Demoted to reserve roster |   |   | Before |
| 8/22/2006 | NYN | Mota | Acquired via trade | Cle |   | Before |
| 8/22/2006 | NYN | Ring | Demoted to reserve roster |   |   | Before |
| 8/22/2006 | Oak | Crosby | Placed on disabled list |   |   | Before |
| 8/22/2006 | Oak | Flores | Demoted to reserve roster |   |   | Before |
| 8/22/2006 | Oak | Halsey | Promoted to active roster |   |   | Before |
| 8/22/2006 | Phi | Bourn | Promoted to active roster |   |   | Before |
| 8/22/2006 | Phi | Rowand | Placed on disabled list |   |   | Before |
| 8/22/2006 | Phi | Thurston | Promoted to active roster |   |   | Before |
| 8/22/2006 | Pit | Hernandez,J | Traded away | Phi |   | Before |
| 8/22/2006 | SD | Thompson | Promoted to active roster |   |   | Before |
| 8/22/2006 | Sea | Baek | Promoted to active roster |   |   | Before |
| 8/22/2006 | Sea | Bohn | Promoted to active roster |   |   | Before |
| 8/22/2006 | Sea | Jones | Demoted to reserve roster |   |   | Before |
| 8/22/2006 | Tam | Gomes | Placed on disabled list |   |   | Before |
| 8/22/2006 | Tam | Ordaz | Activated from disabled list |   |   | Before |
| 8/22/2006 | Tam | Ordaz | Demoted to reserve roster |   |   | Before |
| 8/22/2006 | Tex | Padilla | Reinstated |   |   | Before |
| 8/22/2006 | Was | Hughes | Demoted to reserve roster |   |   | Before |
| 8/22/2006 | Was | Mateo | Promoted to active roster |   |   | Before |
| 8/23/2006 | Atl | Baez | Placed on disabled list |   |   | Before |
| 8/23/2006 | Bal | Britton | Demoted to reserve roster |   |   | Before |
| 8/23/2006 | Bal | Hoey | Promoted to active roster |   |   | Before |
| 8/23/2006 | ChN | O'Malley | Placed on disabled list |   |   | Before |
| 8/23/2006 | ChN | Ryu | Promoted to active roster |   |   | Before |
| 8/23/2006 | Cin | Hopper | Demoted to reserve roster |   |   | Before |
| 8/23/2006 | Cin | Michalak | Activated from restricted list |   |   | Before |
| 8/23/2006 | Hou | Sampson | Promoted to active roster |   |   | Before |
| 8/23/2006 | LAA | Gregg | Reinstated |   |   | Before |
| 8/23/2006 | NYA | Bruney | Promoted to active roster |   |   | Before |
| 8/23/2006 | Pit | Doumit | Activated from disabled list |   |   | Before |
| 8/23/2006 | Pit | Perez,J | Claimed on waivers |   |   | Before |
| 8/23/2006 | Pit | Perez,J | Demoted to reserve roster |   |   | Before |
| 8/23/2006 | SD | Stauffer | Demoted to reserve roster |   |   | Before |
| 8/23/2006 | SD | Sweeney | Promoted to active roster |   |   | Before |
| 8/23/2006 | StL | Mulder | Activated from disabled list |   |   | Before |
| 8/23/2006 | StL | Perez | Released |   |   | Before |
| 8/23/2006 | StL | Vizcaino | Signed |   |   | Before |
| 8/23/2006 | Tam | Kazmir | Placed on disabled list |   |   | Before |
| 8/23/2006 | Tor | Chacin | Activated from disabled list |   |   | Before |
| 8/23/2006 | Tor | McGowan | Demoted to reserve roster |   |   | Before |
| 8/24/2006 | Bos | Lester | Placed on disabled list |   |   | Before |
| 8/24/2006 | LAA | Jones | Demoted to reserve roster |   |   | After |
| 8/24/2006 | Min | Rabe | Demoted to reserve roster |   |   | Before |
| 8/24/2006 | Min | White | Activated from disabled list |   |   | Before |
| 8/24/2006 | NYA | Rasner | Activated from disabled list |   |   | Before |
| 8/24/2006 | NYA | Rasner | Demoted to reserve roster |   |   | Before |
| 8/24/2006 | NYN | Green | Acquired via trade | Ari |   | Before |
| 8/24/2006 | NYN | Ledee | Demoted to reserve roster |   |   | Before |
| 8/24/2006 | NYN | Stinnett | Signed |   |   | Before |
| 8/24/2006 | NYN | Stinnett | Demoted to reserve roster |   |   | Before |
| 8/24/2006 | NYN | Milledge | Demoted to reserve roster |   |   | After |
| 8/24/2006 | Phi | Bourn | Demoted to reserve roster |   |   | Before |
| 8/24/2006 | Phi | Hernandez | Acquired via trade | Pit |   | Before |
| 8/24/2006 | Tam | Branyan | Traded away | SD |   | After |
| 8/25/2006 | Ari | Callaspo | Demoted to reserve roster |   |   | Before |
| 8/25/2006 | Ari | Clark | Activated from disabled list |   |   | Before |
| 8/25/2006 | Atl | Cormier | Promoted to active roster |   |   | Before |
| 8/25/2006 | Cle | Blake | Activated from disabled list |   |   | Before |
| 8/25/2006 | Cle | Gutierrez | Demoted to reserve roster |   |   | Before |
| 8/25/2006 | Col | Fuentes | Placed on restricted list |   |   | Before |
| 8/25/2006 | KC | Keppinger | Promoted to active roster |   |   | Before |
| 8/25/2006 | KC | Sanders | Placed on disabled list |   |   | Before |
| 8/25/2006 | LAA | Aybar | Promoted to active roster |   |   | Before |
| 8/25/2006 | NYN | Bannister | Activated from disabled list |   |   | Before |
| 8/25/2006 | Oak | Jimenez | Promoted to active roster |   |   | Before |
| 8/25/2006 | Phi | Sanches | Demoted to reserve roster |   |   | Before |
| 8/25/2006 | Phi | Smith | Promoted to active roster |   |   | Before |
| 8/25/2006 | Pit | Gonzalez | Placed on disabled list |   |   | Before |
| 8/25/2006 | Tam | Hammel | Promoted to active roster |   |   | Before |
| 8/25/2006 | Tam | Witt | Promoted to active roster |   |   | Before |
| 8/25/2006 | Tex | Masset | Demoted to reserve roster |   |   | Before |
| 8/25/2006 | Tex | Young,E | Promoted to active roster |   |   | Before |
| 8/25/2006 | Was | Fick | Activated from disabled list |   |   | Before |
| 8/25/2006 | Was | Jackson | Released |   |   | Before |
| 8/26/2006 | ChA | Owens | Promoted to active roster |   |   | Before |
| 8/26/2006 | ChA | Owens | Placed on disabled list |   |   | Before |
| 8/26/2006 | Cle | Carmona | Demoted to reserve roster |   |   | Before |
| 8/26/2006 | Cle | Mujica | Promoted to active roster |   |   | Before |
| 8/26/2006 | Col | Ardoin | Demoted to reserve roster |   |   | Before |
| 8/26/2006 | Col | Iannetta | Promoted to active roster |   |   | Before |
| 8/26/2006 | LAN | Carrara | Demoted to reserve roster |   |   | Before |
| 8/26/2006 | LAN | Hamulack | Promoted to active roster |   |   | Before |
| 8/26/2006 | Min | Radke | Placed on disabled list |   |   | Before |
| 8/26/2006 | NYN | Bannister | Demoted to reserve roster |   |   | Before |
| 8/26/2006 | NYN | Perez | Promoted to active roster |   |   | Before |
| 8/26/2006 | SD | Adkins | Promoted to active roster |   |   | Before |
| 8/26/2006 | SD | Branyan | Acquired via trade | Tam |   | Before |
| 8/26/2006 | SD | Johnson | Demoted to reserve roster |   |   | Before |
| 8/26/2006 | SD | Williamson | Placed on disabled list |   |   | Before |
| 8/26/2006 | Sea | Mateo | Placed on disabled list |   |   | Before |
| 8/26/2006 | Tam | Howell | Promoted to active roster |   |   | Before |
| 8/26/2006 | Was | Escobar | Placed on disabled list |   |   | Before |
| 8/26/2006 | Was | Gryboski | Promoted to active roster |   |   | Before |
| 8/27/2006 | Bal | Conine | Traded away | Phi |   | After |
| 8/27/2006 | Bos | Ramirez | Placed on disabled list |   |   | Before |
| 8/27/2006 | ChN | Walrond | Promoted to active roster |   |   | Before |
| 8/27/2006 | ChN | Ryu | Demoted to reserve roster |   |   | After |
| 8/27/2006 | Cin | Burns | Promoted to active roster |   |   | After |
| 8/27/2006 | Col | Fuentes | Activated from restricted list |   |   | Before |
| 8/27/2006 | Det | Clevlen | Demoted to reserve roster |   |   | After |
| 8/27/2006 | Det | Lewis | Demoted to reserve roster |   |   | After |
| 8/27/2006 | Sea | Bohn | Demoted to reserve roster |   |   | Before |
| 8/27/2006 | Sea | Morse | Promoted to active roster |   |   | Before |
| 8/27/2006 | StL | Edmonds | Placed on disabled list |   |   | Before |
| 8/28/2006 | Bal | Widger | Placed on disabled list |   |   | Before |
| 8/28/2006 | Bos | Burns | Acquired via trade | Cin |   | Before |
| 8/28/2006 | Bos | Burns | Demoted to reserve roster |   |   | Before |
| 8/28/2006 | Bos | Pena,C | Promoted to active roster |   |   | Before |
| 8/28/2006 | Bos | Stern | Promoted to active roster |   |   | Before |
| 8/28/2006 | Bos | Stern | Placed on disabled list |   |   | Before |
| 8/28/2006 | ChN | Coats | Demoted to reserve roster |   |   | Before |
| 8/28/2006 | ChN | Lee | Activated from disabled list |   |   | Before |
| 8/28/2006 | Cin | Burns | Traded away | Bos |   | Before |
| 8/28/2006 | Det | Miller | Promoted to active roster |   |   | Before |
| 8/28/2006 | Hou | Bruntlett | Promoted to active roster |   |   | Before |
| 8/28/2006 | Hou | House | Demoted to reserve roster |   |   | Before |
| 8/28/2006 | Hou | Quintero | Promoted to active roster |   |   | Before |
| 8/28/2006 | Hou | Sampson | Demoted to reserve roster |   |   | Before |
| 8/28/2006 | LAN | Billingsley | Placed on disabled list |   |   | Before |
| 8/28/2006 | Phi | Conine | Acquired via trade | Bal |   | Before |
| 8/28/2006 | Phi | Sandoval | Demoted to reserve roster |   |   | Before |
| 8/28/2006 | Pit | Bayliss | Promoted to active roster |   |   | Before |
| 8/28/2006 | Pit | McLeary | Promoted to active roster |   |   | Before |
| 8/28/2006 | Pit | Reames | Demoted to reserve roster |   |   | Before |
| 8/28/2006 | Pit | Rogers | Promoted to active roster |   |   | Before |
| 8/28/2006 | Sea | Huber | Promoted to active roster |   |   | Before |
| 8/28/2006 | Tor | Adams | Promoted to active roster |   |   | Before |
| 8/28/2006 | Tor | Roberts | Demoted to reserve roster |   |   | Before |
| 8/29/2006 | Bal | Newhan | Activated from disabled list |   |   | Before |
| 8/29/2006 | Bos | Burns | Promoted to active roster |   |   | Before |
| 8/29/2006 | Bos | Gabbard | Demoted to reserve roster |   |   | Before |
| 8/29/2006 | Bos | Pauley | Promoted to active roster |   |   | Before |
| 8/29/2006 | Bos | Pauley | Placed on disabled list |   |   | Before |
| 8/29/2006 | Cin | Denorfia | Promoted to active roster |   |   | Before |
| 8/29/2006 | Cin | Michalak | Demoted to reserve roster |   |   | Before |
| 8/29/2006 | Col | Ardoin | Promoted to active roster |   |   | After |
| 8/29/2006 | Col | Gonzalez | Demoted to reserve roster |   |   | After |
| 8/29/2006 | Det | Gomez | Promoted to active roster |   |   | Before |
| 8/29/2006 | NYN | Diaz | Promoted to active roster |   |   | After |
| 8/29/2006 | Tam | Young | Promoted to active roster |   |   | Before |
| 8/30/2006 | Ari | Jarvis | Promoted to active roster |   |   | After |
| 8/30/2006 | Bal | Ardoin | Claimed on waivers |   |   | Before |
| 8/30/2006 | Bal | Byrdak | Demoted to reserve roster |   |   | Before |
| 8/30/2006 | Bal | Patterson | Placed on disabled list |   |   | Before |
| 8/30/2006 | Cin | Johnson | Signed |   |   | Before |
| 8/30/2006 | Cin | Johnson | Demoted to reserve roster |   |   | Before |
| 8/30/2006 | Col | Ardoin | Waived |   |   | Before |
| 8/30/2006 | Col | Tulowitzki | Promoted to active roster |   |   | Before |
| 8/30/2006 | LAN | Hamulack | Demoted to reserve roster |   |   | Before |
| 8/30/2006 | LAN | Kuo | Promoted to active roster |   |   | Before |
| 8/30/2006 | NYN | Diaz | Traded away | Tex |   | Before |
| 8/30/2006 | Phi | Smith | Demoted to reserve roster |   |   | After |
| 8/30/2006 | Sea | Soriano | Placed on disabled list |   |   | Before |
| 8/30/2006 | StL | Mulder | Placed on disabled list |   |   | Before |
| 8/30/2006 | Tam | Fossum | Placed on disabled list |   |   | Before |
| 8/31/2006 | Ari | Jarvis | Traded away | Bos |   | Before |
| 8/31/2006 | Bos | DiNardo | Activated from disabled list |   |   | Before |
| 8/31/2006 | Bos | Jarvis | Acquired via trade | Ari |   | Before |
| 8/31/2006 | Bos | Jarvis | Demoted to reserve roster |   |   | Before |
| 8/31/2006 | Bos | Schilling | Placed on disabled list |   |   | Before |
| 8/31/2006 | Bos | Wells | Traded away | SD |   | Before |
| 8/31/2006 | ChN | Nevin | Traded away | Min |   | After |
| 8/31/2006 | Cin | Belisle | Demoted to reserve roster |   |   | Before |
| 8/31/2006 | Cin | Harris | Promoted to active roster |   |   | Before |
| 8/31/2006 | Flo | Andino | Promoted to active roster |   |   | Before |
| 8/31/2006 | Flo | Messenger | Demoted to reserve roster |   |   | Before |
| 8/31/2006 | NYN | Hernandez,A | Promoted to active roster |   |   | Before |
| 8/31/2006 | NYN | Williams | Demoted to reserve roster |   |   | Before |
| 8/31/2006 | Oak | Jimenez | Demoted to reserve roster |   |   | Before |
| 8/31/2006 | Oak | Johnson | Promoted to active roster |   |   | Before |
| 8/31/2006 | Phi | Ruiz | Promoted to active roster |   |   | Before |
| 8/31/2006 | SD | Sledge | Promoted to active roster |   |   | After |
| 8/31/2006 | SD | Thompson | Demoted to reserve roster |   |   | After |
| 8/31/2006 | StL | Rose | Promoted to active roster |   |   | Before |
| 8/31/2006 | Was | Anderson | Traded away | LAN |   | After |
| 8/31/2006 | Was | Ward | Traded away | Atl |   | After |
| 9/1/2006 | Ari | Aquino | Activated from disabled list |   |   | Before |
| 9/1/2006 | Ari | Choate | Promoted to active roster |   |   | Before |
| 9/1/2006 | Ari | Green,A | Activated from disabled list |   |   | Before |
| 9/1/2006 | Ari | Montero | Promoted to active roster |   |   | Before |
| 9/1/2006 | Ari | Slaten | Promoted to active roster |   |   | Before |
| 9/1/2006 | Atl | Aybar | Activated from disabled list |   |   | Before |
| 9/1/2006 | Atl | Davies | Activated from disabled list |   |   | Before |
| 9/1/2006 | Atl | Devine | Promoted to active roster |   |   | Before |
| 9/1/2006 | Atl | Franklin | Placed on disabled list |   |   | Before |
| 9/1/2006 | Atl | Jordan | Activated from disabled list |   |   | Before |
| 9/1/2006 | Atl | Pena,B | Promoted to active roster |   |   | Before |
| 9/1/2006 | Atl | Thorman | Promoted to active roster |   |   | Before |
| 9/1/2006 | Atl | Ward | Acquired via trade | Was |   | Before |
| 9/1/2006 | Bal | Abreu | Promoted to active roster |   |   | Before |
| 9/1/2006 | Bal | Fiorentino | Promoted to active roster |   |   | Before |
| 9/1/2006 | Bal | Manon | Promoted to active roster |   |   | Before |
| 9/1/2006 | Bos | Breslow | Promoted to active roster |   |   | Before |
| 9/1/2006 | Bos | Murphy | Promoted to active roster |   |   | Before |
| 9/1/2006 | ChA | Haeger | Promoted to active roster |   |   | Before |
| 9/1/2006 | ChA | Logan | Promoted to active roster |   |   | Before |
| 9/1/2006 | ChA | Stewart | Promoted to active roster |   |   | Before |
| 9/1/2006 | ChA | Sweeney | Promoted to active roster |   |   | Before |
| 9/1/2006 | ChN | Eyre | Activated from disabled list |   |   | Before |
| 9/1/2006 | ChN | Marshall | Activated from disabled list |   |   | Before |
| 9/1/2006 | ChN | Miller | Activated from disabled list |   |   | Before |
| 9/1/2006 | ChN | Soto | Promoted to active roster |   |   | Before |
| 9/1/2006 | Cin | Majewski | Activated from disabled list |   |   | Before |
| 9/1/2006 | Cin | Shackelford | Promoted to active roster |   |   | Before |
| 9/1/2006 | Cin | Standridge | Activated from disabled list |   |   | Before |
| 9/1/2006 | Col | Castilla | Promoted to active roster |   |   | Before |
| 9/1/2006 | Det | Santiago | Promoted to active roster |   |   | Before |
| 9/1/2006 | Det | Tata | Promoted to active roster |   |   | Before |
| 9/1/2006 | Flo | Petit | Promoted to active roster |   |   | Before |
| 9/1/2006 | Flo | Resop | Promoted to active roster |   |   | Before |
| 9/1/2006 | Hou | Albers | Promoted to active roster |   |   | Before |
| 9/1/2006 | Hou | Jimerson | Promoted to active roster |   |   | Before |
| 9/1/2006 | KC | Braun | Promoted to active roster |   |   | Before |
| 9/1/2006 | LAA | Bootcheck | Promoted to active roster |   |   | Before |
| 9/1/2006 | LAA | Erstad | Activated from disabled list |   |   | Before |
| 9/1/2006 | LAA | Mathis | Promoted to active roster |   |   | Before |
| 9/1/2006 | LAA | McPherson | Activated from disabled list |   |   | Before |
| 9/1/2006 | LAA | McPherson | Demoted to reserve roster |   |   | Before |
| 9/1/2006 | LAA | Pride | Activated from disabled list |   |   | Before |
| 9/1/2006 | LAN | Anderson | Acquired via trade | Was |   | Before |
| 9/1/2006 | LAN | Diaz | Promoted to active roster |   |   | Before |
| 9/1/2006 | LAN | Kemp | Promoted to active roster |   |   | Before |
| 9/1/2006 | LAN | Loney | Promoted to active roster |   |   | Before |
| 9/1/2006 | Mil | Rottino | Promoted to active roster |   |   | Before |
| 9/1/2006 | Mil | Sarfate | Promoted to active roster |   |   | Before |
| 9/1/2006 | Min | Baker | Promoted to active roster |   |   | Before |
| 9/1/2006 | Min | Casilla | Promoted to active roster |   |   | Before |
| 9/1/2006 | Min | Heintz | Promoted to active roster |   |   | Before |
| 9/1/2006 | Min | Nevin | Acquired via trade | ChN |   | Before |
| 9/1/2006 | NYA | Beam | Promoted to active roster |   |   | Before |
| 9/1/2006 | NYA | Nieves | Promoted to active roster |   |   | Before |
| 9/1/2006 | NYA | Rivera | Placed on disabled list |   |   | Before |
| 9/1/2006 | NYA | Veras | Promoted to active roster |   |   | Before |
| 9/1/2006 | NYN | Bell | Promoted to active roster |   |   | Before |
| 9/1/2006 | NYN | Glavine | Activated from disabled list |   |   | Before |
| 9/1/2006 | NYN | Ring | Promoted to active roster |   |   | Before |
| 9/1/2006 | Oak | Bocachica | Promoted to active roster |   |   | Before |
| 9/1/2006 | Oak | Brown | Promoted to active roster |   |   | Before |
| 9/1/2006 | Oak | Flores | Promoted to active roster |   |   | Before |
| 9/1/2006 | Phi | Brito | Promoted to active roster |   |   | Before |
| 9/1/2006 | Phi | Mathieson | Promoted to active roster |   |   | Before |
| 9/1/2006 | Pit | Sharpless | Activated from disabled list |   |   | Before |
| 9/1/2006 | SD | Cassidy | Promoted to active roster |   |   | Before |
| 9/1/2006 | SD | Seanez | Signed |   |   | Before |
| 9/1/2006 | SD | Wells | Acquired via trade | Bos |   | Before |
| 9/1/2006 | Sea | Fruto | Promoted to active roster |   |   | Before |
| 9/1/2006 | SF | Ellison | Promoted to active roster |   |   | Before |
| 9/1/2006 | SF | Knoedler | Promoted to active roster |   |   | Before |
| 9/1/2006 | SF | Lewis | Promoted to active roster |   |   | Before |
| 9/1/2006 | SF | Munter | Promoted to active roster |   |   | Before |
| 9/1/2006 | SF | Niekro | Promoted to active roster |   |   | Before |
| 9/1/2006 | SF | Sanchez | Promoted to active roster |   |   | Before |
| 9/1/2006 | SF | Wilson | Promoted to active roster |   |   | Before |
| 9/1/2006 | StL | Rodriguez | Promoted to active roster |   |   | Before |
| 9/1/2006 | StL | Thompson | Promoted to active roster |   |   | Before |
| 9/1/2006 | Tam | Wigginton | Activated from disabled list |   |   | Before |
| 9/1/2006 | Tex | Feldman | Promoted to active roster |   |   | Before |
| 9/1/2006 | Tor | Barker | Promoted to active roster |   |   | Before |
| 9/1/2006 | Tor | Lind | Promoted to active roster |   |   | Before |
| 9/1/2006 | Was | Gryboski | Demoted to reserve roster |   |   | Before |
| 9/1/2006 | Was | Logan | Acquired via trade | Det |   | Before |
| 9/2/2006 | Atl | Lerew | Promoted to active roster |   |   | Before |
| 9/2/2006 | Bos | Jarvis | Promoted to active roster |   |   | Before |
| 9/2/2006 | Bos | Papelbon | Placed on disabled list |   |   | Before |
| 9/2/2006 | Cin | Hopper | Promoted to active roster |   |   | Before |
| 9/2/2006 | Cle | Hafner | Placed on disabled list |   |   | Before |
| 9/2/2006 | Cle | Kouzmanoff | Promoted to active roster |   |   | Before |
| 9/2/2006 | Det | Shelton | Promoted to active roster |   |   | Before |
| 9/2/2006 | NYA | Phillips | Activated from disabled list |   |   | Before |
| 9/2/2006 | NYN | Floyd | Activated from disabled list |   |   | Before |
| 9/2/2006 | Phi | Simon | Promoted to active roster |   |   | Before |
| 9/2/2006 | SF | Frandsen | Activated from disabled list |   |   | Before |
| 9/2/2006 | Tor | McGowan | Promoted to active roster |   |   | Before |
| 9/2/2006 | Was | Booker | Promoted to active roster |   |   | Before |
| 9/2/2006 | Was | Campbell | Promoted to active roster |   |   | Before |
| 9/2/2006 | Was | Dorta | Promoted to active roster |   |   | Before |
| 9/2/2006 | Was | Lombard | Promoted to active roster |   |   | Before |
| 9/2/2006 | Was | Perez | Promoted to active roster |   |   | Before |
| 9/3/2006 | Atl | Moylan | Promoted to active roster |   |   | Before |
| 9/3/2006 | Bal | Hawkins | Placed on disabled list |   |   | Before |
| 9/3/2006 | Bal | Penn | Promoted to active roster |   |   | Before |
| 9/3/2006 | Bos | Gonzalez | Activated from disabled list |   |   | Before |
| 9/3/2006 | Bos | Nixon | Activated from disabled list |   |   | Before |
| 9/3/2006 | Bos | Varitek | Activated from disabled list |   |   | Before |
| 9/3/2006 | ChN | Barrett | Placed on disabled list |   |   | Before |
| 9/3/2006 | ChN | Coats | Promoted to active roster |   |   | Before |
| 9/3/2006 | Det | Hooper | Promoted to active roster |   |   | Before |
| 9/3/2006 | KC | Costa | Promoted to active roster |   |   | Before |
| 9/3/2006 | NYA | Rasner | Promoted to active roster |   |   | Before |
| 9/3/2006 | Phi | Condrey | Promoted to active roster |   |   | Before |
| 9/3/2006 | Phi | Gordon | Activated from disabled list |   |   | Before |
| 9/3/2006 | Phi | Mathieson | Placed on disabled list |   |   | Before |
| 9/3/2006 | Phi | Sanches | Promoted to active roster |   |   | Before |
| 9/3/2006 | SD | Greene | Activated from disabled list |   |   | Before |
| 9/3/2006 | SF | Benitez | Placed on disabled list |   |   | Before |
| 9/3/2006 | StL | Reyes | Promoted to active roster |   |   | Before |
| 9/3/2006 | Tam | Jackson | Promoted to active roster |   |   | Before |
| 9/3/2006 | Tam | Stokes | Promoted to active roster |   |   | Before |
| 9/3/2006 | Tex | Ojeda | Promoted to active roster |   |   | Before |
| 9/3/2006 | Tex | Rheinecker | Promoted to active roster |   |   | Before |
| 9/4/2006 | Atl | Jones,C | Placed on disabled list |   |   | Before |
| 9/4/2006 | Atl | Lerew | Demoted to reserve roster |   |   | Before |
| 9/4/2006 | Bal | Britton | Promoted to active roster |   |   | Before |
| 9/4/2006 | Bos | Lopez,Jvr | Promoted to active roster |   |   | Before |
| 9/4/2006 | Bos | Ramirez | Activated from disabled list |   |   | Before |
| 9/4/2006 | ChN | Marmol | Activated from disabled list |   |   | Before |
| 9/4/2006 | ChN | Moore | Promoted to active roster |   |   | Before |
| 9/4/2006 | Cin | Belisle | Promoted to active roster |   |   | Before |
| 9/4/2006 | Cin | Michalak | Promoted to active roster |   |   | Before |
| 9/4/2006 | Cin | Olmedo | Promoted to active roster |   |   | Before |
| 9/4/2006 | Cin | Ramirez | Promoted to active roster |   |   | Before |
| 9/4/2006 | Cin | Ramirez | Placed on disabled list |   |   | Before |
| 9/4/2006 | Cin | Wise | Promoted to active roster |   |   | Before |
| 9/4/2006 | Col | Closser | Promoted to active roster |   |   | Before |
| 9/4/2006 | Col | Field | Promoted to active roster |   |   | Before |
| 9/4/2006 | Col | Kim,S | Promoted to active roster |   |   | After |
| 9/4/2006 | Flo | Garcia | Promoted to active roster |   |   | Before |
| 9/4/2006 | Flo | Messenger | Promoted to active roster |   |   | Before |
| 9/4/2006 | LAN | Carrara | Promoted to active roster |   |   | Before |
| 9/4/2006 | LAN | Hamulack | Promoted to active roster |   |   | Before |
| 9/4/2006 | LAN | Stults | Promoted to active roster |   |   | Before |
| 9/4/2006 | Min | Rabe | Promoted to active roster |   |   | Before |
| 9/4/2006 | Phi | Smith | Promoted to active roster |   |   | Before |
| 9/5/2006 | Bal | Chavez | Promoted to active roster |   |   | Before |
| 9/5/2006 | Bos | Gabbard | Promoted to active roster |   |   | Before |
| 9/5/2006 | Bos | Hansen | Promoted to active roster |   |   | Before |
| 9/5/2006 | ChA | Hermanson | Activated from disabled list |   |   | Before |
| 9/5/2006 | ChN | Reyes | Promoted to active roster |   |   | Before |
| 9/5/2006 | ChN | Ryu | Promoted to active roster |   |   | Before |
| 9/5/2006 | Cin | Griffey | Placed on disabled list |   |   | Before |
| 9/5/2006 | Cin | Kim | Acquired via trade | Col |   | Before |
| 9/5/2006 | Cle | Carmona | Promoted to active roster |   |   | Before |
| 9/5/2006 | Cle | Guthrie | Promoted to active roster |   |   | Before |
| 9/5/2006 | Cle | Gutierrez | Promoted to active roster |   |   | Before |
| 9/5/2006 | Cle | Lara | Promoted to active roster |   |   | Before |
| 9/5/2006 | Cle | Miller | Activated from disabled list |   |   | Before |
| 9/5/2006 | Cle | Perez,R | Promoted to active roster |   |   | Before |
| 9/5/2006 | Cle | Slocum | Promoted to active roster |   |   | Before |
| 9/5/2006 | Col | Kim,S | Traded away | Cin |   | Before |
| 9/5/2006 | Det | Clevlen | Promoted to active roster |   |   | Before |
| 9/5/2006 | Det | Spurling | Promoted to active roster |   |   | After |
| 9/5/2006 | Flo | Aguila | Promoted to active roster |   |   | Before |
| 9/5/2006 | Flo | Hermida | Placed on disabled list |   |   | Before |
| 9/5/2006 | Flo | Hoover | Promoted to active roster |   |   | Before |
| 9/5/2006 | Flo | Reed | Promoted to active roster |   |   | Before |
| 9/5/2006 | Flo | Wood | Promoted to active roster |   |   | Before |
| 9/5/2006 | KC | Diaz | Promoted to active roster |   |   | Before |
| 9/5/2006 | KC | Phillips | Promoted to active roster |   |   | Before |
| 9/5/2006 | KC | Wood | Activated from disabled list |   |   | Before |
| 9/5/2006 | LAN | Robles | Promoted to active roster |   |   | Before |
| 9/5/2006 | LAN | Young | Promoted to active roster |   |   | Before |
| 9/5/2006 | Mil | Nix | Placed on disabled list |   |   | Before |
| 9/5/2006 | NYA | Cannizaro | Promoted to active roster |   |   | Before |
| 9/5/2006 | NYA | Henn | Promoted to active roster |   |   | Before |
| 9/5/2006 | NYA | Mussina | Activated from disabled list |   |   | Before |
| 9/5/2006 | NYN | Bannister | Promoted to active roster |   |   | Before |
| 9/5/2006 | NYN | Humber | Promoted to active roster |   |   | Before |
| 9/5/2006 | NYN | Ledee | Promoted to active roster |   |   | Before |
| 9/5/2006 | NYN | Milledge | Promoted to active roster |   |   | Before |
| 9/5/2006 | NYN | Stinnett | Promoted to active roster |   |   | Before |
| 9/5/2006 | NYN | Williams | Promoted to active roster |   |   | Before |
| 9/5/2006 | Oak | Jimenez | Promoted to active roster |   |   | Before |
| 9/5/2006 | Phi | Sandoval | Promoted to active roster |   |   | Before |
| 9/5/2006 | SD | Cust | Promoted to active roster |   |   | Before |
| 9/5/2006 | SD | Johnson | Promoted to active roster |   |   | Before |
| 9/5/2006 | SD | McAnulty | Promoted to active roster |   |   | Before |
| 9/5/2006 | SD | Thompson | Promoted to active roster |   |   | Before |
| 9/5/2006 | StL | Kinney | Promoted to active roster |   |   | Before |
| 9/5/2006 | StL | Narveson | Promoted to active roster |   |   | Before |
| 9/5/2006 | StL | Nelson | Promoted to active roster |   |   | Before |
| 9/5/2006 | Tam | Riggans | Promoted to active roster |   |   | Before |
| 9/5/2006 | Tam | Salas | Promoted to active roster |   |   | Before |
| 9/5/2006 | Tam | Seo | Activated from disabled list |   |   | Before |
| 9/5/2006 | Tex | Arias | Promoted to active roster |   |   | Before |
| 9/5/2006 | Tex | Masset | Promoted to active roster |   |   | Before |
| 9/5/2006 | Tor | Towers | Promoted to active roster |   |   | Before |
| 9/5/2006 | Was | O'Connor | Promoted to active roster |   |   | Before |
| 9/5/2006 | Was | Rodriguez | Activated from disabled list |   |   | Before |
| 9/6/2006 | Ari | Gonzalez,Ed | Promoted to active roster |   |   | Before |
| 9/6/2006 | ChN | Izturis | Activated from disabled list |   |   | Before |
| 9/6/2006 | Cin | Johnson | Promoted to active roster |   |   | Before |
| 9/6/2006 | Det | Maroth | Activated from disabled list |   |   | Before |
| 9/6/2006 | Det | Spurling | Waived |   |   | Before |
| 9/6/2006 | Det | Young | Released |   |   | After |
| 9/6/2006 | Hou | Nieve | Activated from disabled list |   |   | Before |
| 9/6/2006 | KC | Teahen | Placed on disabled list |   |   | Before |
| 9/6/2006 | Pit | Maldonado | Promoted to active roster |   |   | Before |
| 9/6/2006 | Pit | Perez,J | Promoted to active roster |   |   | Before |
| 9/6/2006 | Pit | Youman | Promoted to active roster |   |   | Before |
| 9/7/2006 | Col | Baker | Promoted to active roster |   |   | Before |
| 9/7/2006 | Col | Bautista | Promoted to active roster |   |   | Before |
| 9/7/2006 | Col | Hampson | Promoted to active roster |   |   | Before |
| 9/7/2006 | Col | Salazar | Promoted to active roster |   |   | Before |
| 9/7/2006 | Col | Venafro | Promoted to active roster |   |   | Before |
| 9/7/2006 | Hou | Albers | Demoted to reserve roster |   |   | Before |
| 9/7/2006 | Phi | Bourn | Promoted to active roster |   |   | Before |
| 9/7/2006 | SD | Knott | Promoted to active roster |   |   | Before |
| 9/7/2006 | Sea | Green | Placed on disabled list |   |   | Before |
| 9/7/2006 | StL | Isringhausen | Placed on disabled list |   |   | Before |
| 9/7/2006 | StL | Schumaker | Promoted to active roster |   |   | Before |
| 9/8/2006 | Bal | Ardoin | Demoted to reserve roster |   |   | Before |
| 9/8/2006 | Bal | Burres | Promoted to active roster |   |   | Before |
| 9/8/2006 | Bal | Rleal | Promoted to active roster |   |   | Before |
| 9/8/2006 | Bos | Huckaby | Promoted to active roster |   |   | Before |
| 9/8/2006 | Bos | Lopez,Jvy | Released |   |   | Before |
| 9/8/2006 | Col | Torrealba | Placed on disabled list |   |   | Before |
| 9/8/2006 | Hou | Sampson | Promoted to active roster |   |   | Before |
| 9/8/2006 | Mil | Spurling | Claimed on waivers |   |   | Before |
| 9/8/2006 | NYA | Thompson | Promoted to active roster |   |   | Before |
| 9/8/2006 | Oak | Street | Activated from disabled list |   |   | Before |
| 9/8/2006 | Oak | Windsor | Promoted to active roster |   |   | Before |
| 9/8/2006 | Sea | Beltre | Placed on restricted list |   |   | Before |
| 9/8/2006 | Sea | Bohn | Promoted to active roster |   |   | Before |
| 9/8/2006 | Sea | Chick | Promoted to active roster |   |   | Before |
| 9/8/2006 | Sea | Cruceta | Promoted to active roster |   |   | Before |
| 9/8/2006 | Sea | Dobbs | Promoted to active roster |   |   | Before |
| 9/8/2006 | Sea | Feierabend | Promoted to active roster |   |   | Before |
| 9/8/2006 | Sea | Jimenez | Promoted to active roster |   |   | Before |
| 9/8/2006 | Sea | Jones | Promoted to active roster |   |   | Before |
| 9/8/2006 | Sea | Navarro | Promoted to active roster |   |   | Before |
| 9/8/2006 | Tex | Feldman | Suspended |   |   | Before |
| 9/8/2006 | Tex | Francisco | Promoted to active roster |   |   | Before |
| 9/9/2006 | Oak | Calero | Placed on restricted list |   |   | Before |
| 9/10/2006 | Bos | Ramirez | Placed on disabled list |   |   | Before |
| 9/10/2006 | ChA | Fields | Promoted to active roster |   |   | Before |
| 9/10/2006 | ChA | Owens | Activated from disabled list |   |   | Before |
| 9/10/2006 | ChA | Tracey | Promoted to active roster |   |   | Before |
| 9/10/2006 | Cin | Weathers | Placed on restricted list |   |   | Before |
| 9/10/2006 | Col | Colina | Promoted to active roster |   |   | Before |
| 9/10/2006 | KC | Bernero | Activated from disabled list |   |   | Before |
| 9/10/2006 | Mil | Helling | Placed on disabled list |   |   | Before |
| 9/10/2006 | Oak | Calero | Activated from restricted list |   |   | Before |
| 9/10/2006 | Phi | Rhodes | Placed on disabled list |   |   | Before |
| 9/10/2006 | StL | Wainwright | Placed on restricted list |   |   | Before |
| 9/10/2006 | Tam | Lee | Released |   |   | After |
| 9/10/2006 | Tor | Speier | Activated from disabled list |   |   | Before |
| 9/11/2006 | Atl | Franklin | Activated from disabled list |   |   | Before |
| 9/11/2006 | Bal | Widger | Activated from disabled list |   |   | Before |
| 9/11/2006 | Hou | Buchholz | Promoted to active roster |   |   | Before |
| 9/11/2006 | LAA | Donnelly | Suspended |   |   | Before |
| 9/11/2006 | LAA | Jones | Promoted to active roster |   |   | Before |
| 9/11/2006 | LAA | McPherson | Promoted to active roster |   |   | Before |
| 9/11/2006 | LAA | Morales | Promoted to active roster |   |   | Before |
| 9/11/2006 | LAA | Moseley | Promoted to active roster |   |   | Before |
| 9/11/2006 | LAA | Murphy | Promoted to active roster |   |   | Before |
| 9/11/2006 | Mil | Anderson | Promoted to active roster |   |   | Before |
| 9/11/2006 | Mil | Gwynn | Promoted to active roster |   |   | Before |
| 9/11/2006 | Mil | Villanueva | Promoted to active roster |   |   | Before |
| 9/11/2006 | Min | Liriano | Activated from disabled list |   |   | Before |
| 9/11/2006 | NYA | Cairo | Activated from disabled list |   |   | Before |
| 9/11/2006 | Sea | Beltre | Activated from restricted list |   |   | Before |
| 9/11/2006 | StL | Wainwright | Activated from restricted list |   |   | Before |
| 9/12/2006 | ChN | Rusch | Placed on disabled list |   |   | Before |
| 9/12/2006 | Cin | Weathers | Activated from restricted list |   |   | Before |
| 9/12/2006 | NYA | Matsui | Activated from disabled list |   |   | Before |
| 9/12/2006 | Tex | Young,E | Placed on restricted list |   |   | Before |
| 9/13/2006 | Bos | Wakefield | Activated from disabled list |   |   | Before |
| 9/14/2006 | Ari | Clark | Placed on disabled list |   |   | Before |
| 9/14/2006 | Atl | Franklin | Placed on disabled list |   |   | Before |
| 9/14/2006 | Min | Liriano | Placed on disabled list |   |   | Before |
| 9/14/2006 | SF | Sadler | Promoted to active roster |   |   | Before |
| 9/14/2006 | Tex | Wilson | Placed on restricted list |   |   | Before |
| 9/15/2006 | Bal | Patterson | Activated from disabled list |   |   | Before |
| 9/15/2006 | ChN | Lee | Placed on restricted list |   |   | Before |
| 9/15/2006 | Det | Stairs | Claimed on waivers |   |   | Before |
| 9/15/2006 | LAA | Donnelly | Reinstated |   |   | Before |
| 9/15/2006 | NYN | Martinez | Activated from disabled list |   |   | Before |
| 9/15/2006 | StL | Eckstein | Activated from disabled list |   |   | Before |
| 9/15/2006 | Tex | Feldman | Reinstated |   |   | Before |
| 9/15/2006 | Tex | Stairs | Waived |   |   | Before |
| 9/15/2006 | Tex | Wilson | Activated from restricted list |   |   | Before |
| 9/15/2006 | Tex | Young,E | Activated from restricted list |   |   | Before |
| 9/16/2006 | Ari | Callaspo | Promoted to active roster |   |   | Before |
| 9/16/2006 | Bal | Widger | Placed on disabled list |   |   | Before |
| 9/16/2006 | Hou | Albers | Promoted to active roster |   |   | Before |
| 9/16/2006 | Hou | Gimenez | Promoted to active roster |   |   | Before |
| 9/16/2006 | Hou | Munson | Promoted to active roster |   |   | Before |
| 9/16/2006 | LAN | Billingsley | Activated from disabled list |   |   | Before |
| 9/16/2006 | Mil | Ohka | Placed on disabled list |   |   | Before |
| 9/16/2006 | Pit | Gorzelanny | Activated from disabled list |   |   | Before |
| 9/16/2006 | Pit | Maholm | Placed on disabled list |   |   | Before |
| 9/16/2006 | SD | Brocail | Placed on disabled list |   |   | Before |
| 9/17/2006 | Det | Durbin | Promoted to active roster |   |   | Before |
| 9/17/2006 | Det | Rabelo | Promoted to active roster |   |   | Before |
| 9/18/2006 | Cin | Milton | Placed on disabled list |   |   | Before |
| 9/18/2006 | Tex | Ojeda | Placed on restricted list |   |   | Before |
| 9/19/2006 | Atl | Jones,C | Activated from disabled list |   |   | Before |
| 9/19/2006 | Bal | Hawkins | Activated from disabled list |   |   | Before |
| 9/19/2006 | Bos | Alvarez | Promoted to active roster |   |   | Before |
| 9/19/2006 | Bos | Alvarez | Placed on disabled list |   |   | Before |
| 9/19/2006 | Bos | Hansack | Promoted to active roster |   |   | Before |
| 9/19/2006 | Hou | Pettitte | Placed on restricted list |   |   | Before |
| 9/19/2006 | KC | Greinke | Promoted to active roster |   |   | Before |
| 9/19/2006 | Min | Perkins | Promoted to active roster |   |   | Before |
| 9/19/2006 | Min | Tiffee | Promoted to active roster |   |   | Before |
| 9/19/2006 | NYA | Sheffield | Activated from disabled list |   |   | Before |
| 9/19/2006 | SF | Kline | Placed on restricted list |   |   | Before |
| 9/19/2006 | SF | Misch | Promoted to active roster |   |   | Before |
| 9/20/2006 | Ari | Hairston | Promoted to active roster |   |   | Before |
| 9/20/2006 | Ari | Hammock | Promoted to active roster |   |   | Before |
| 9/20/2006 | Bos | Schilling | Activated from disabled list |   |   | Before |
| 9/20/2006 | KC | Maier | Promoted to active roster |   |   | Before |
| 9/20/2006 | KC | Sanchez | Promoted to active roster |   |   | Before |
| 9/20/2006 | SD | Klesko | Activated from disabled list |   |   | Before |
| 9/21/2006 | Bos | Crisp | Placed on disabled list |   |   | Before |
| 9/21/2006 | Col | Jimenez | Promoted to active roster |   |   | Before |
| 9/21/2006 | Hou | Pettitte | Activated from restricted list |   |   | Before |
| 9/21/2006 | Mil | Miller | Placed on disabled list |   |   | Before |
| 9/21/2006 | Oak | Harden | Activated from disabled list |   |   | Before |
| 9/21/2006 | Sea | Baek | Placed on disabled list |   |   | Before |
| 9/22/2006 | Flo | Hermida | Activated from disabled list |   |   | Before |
| 9/22/2006 | NYA | Rivera | Activated from disabled list |   |   | Before |
| 9/22/2006 | SD | Park | Activated from disabled list |   |   | Before |
| 9/22/2006 | SF | Kline | Activated from restricted list |   |   | Before |
| 9/22/2006 | SF | Wright | Suspended |   |   | Before |
| 9/23/2006 | Bos | Ramirez | Activated from disabled list |   |   | Before |
| 9/23/2006 | ChN | Jones | Placed on restricted list |   |   | Before |
| 9/23/2006 | Det | Polanco | Activated from disabled list |   |   | Before |
| 9/24/2006 | Ari | Hudson | Placed on restricted list |   |   | Before |
| 9/24/2006 | Bos | Ramirez | Placed on disabled list |   |   | Before |
| 9/24/2006 | Col | Morillo | Promoted to active roster |   |   | Before |
| 9/24/2006 | Tex | Ojeda | Activated from restricted list |   |   | Before |
| 9/25/2006 | ChN | Jones | Activated from restricted list |   |   | Before |
| 9/25/2006 | Cin | Griffey | Activated from disabled list |   |   | Before |
| 9/25/2006 | KC | Wood | Placed on restricted list |   |   | Before |
| 9/25/2006 | Sea | Campillo | Promoted to active roster |   |   | Before |
| 9/25/2006 | SF | Wright | Reinstated |   |   | Before |
| 9/25/2006 | StL | Edmonds | Activated from disabled list |   |   | Before |
| 9/26/2006 | Ari | Hudson | Activated from restricted list |   |   | Before |
| 9/26/2006 | Atl | Thomson | Activated from disabled list |   |   | Before |
| 9/26/2006 | Bos | Gonzalez | Placed on restricted list |   |   | Before |
| 9/26/2006 | Tam | Navarro | Placed on restricted list |   |   | Before |
| 9/27/2006 | Atl | Franklin | Activated from disabled list |   |   | Before |
| 9/27/2006 | NYN | Castro | Activated from disabled list |   |   | Before |
| 9/27/2006 | NYN | Stinnett | Released |   |   | Before |
| 9/28/2006 | Min | Radke | Activated from disabled list |   |   | Before |
| 9/29/2006 | Flo | Jacobs | Placed on restricted list |   |   | Before |
| 9/29/2006 | KC | Wood | Activated from restricted list |   |   | Before |
| 9/30/2006 | Bos | Ramirez | Activated from disabled list |   |   | Before |
| 9/30/2006 | ChN | Lee | Activated from restricted list |   |   | Before |
| 10/1/2006 | Cle | Carmona | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | Cle | Guthrie | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | Cle | Gutierrez | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | Cle | Kouzmanoff | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | Cle | Lara | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | Cle | Perez,R | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | Cle | Slocum | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | NYA | Beam | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | NYA | Cannizaro | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | NYA | Dotel | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | NYA | Fasano | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | NYA | Fasano | Promoted to active roster |   |   | Before |
| 10/1/2006 | NYA | Green | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | NYA | Guiel | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | NYA | Henn | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | NYA | Karstens | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | NYA | Nieves | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | NYA | Rasner | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | NYA | Thompson | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | NYA | Veras | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | NYA | Wilson,C | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | NYN | Bannister | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | NYN | Bell | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | NYN | DiFelice | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | NYN | Humber | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | NYN | Ledee | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | NYN | Milledge | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | NYN | Perez | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | NYN | Ring | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | NYN | Tucker | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | NYN | Williams | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | Oak | Bocachica | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | Oak | Brown | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | Oak | Flores | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | Oak | Jimenez | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | Oak | Sauerbeck | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | Oak | Windsor | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | Oak | Witasick | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | Phi | Bourn | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | Phi | Brito | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | Phi | Condrey | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | Phi | Roberson | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | Phi | Sandoval | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | Phi | Simon | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | Phi | Smith | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | SD | Alexander | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | SD | Cassidy | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | SD | Cust | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | SD | Johnson | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | SD | Klesko | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | SD | Knott | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | SD | McAnulty | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | SD | Seanez | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | SD | Thompson | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | SD | Wells | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | StL | Kinney | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | StL | Narveson | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | StL | Nelson | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | StL | Reyes | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | StL | Reyes | Promoted to active roster |   |   | Before |
| 10/1/2006 | StL | Reyes | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | StL | Reyes | Promoted to active roster |   |   | Before |
| 10/1/2006 | StL | Rodriguez | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | StL | Rose | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | StL | Schumaker | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | StL | Thompson | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | Tor | Barker | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | Tor | Lind | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | Tor | McGowan | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | Tor | Romero | Demoted to reserve roster |   |   | Before |
| 10/1/2006 | Tor | Towers | Demoted to reserve roster |   |   | Before |