| Transactions |
| Date | Team | Player | Type | OthTm | EffDate | When |
| 4/3/2007 | CIO | Carpenter | Demoted to reserve roster | | | Before |
| 4/4/2007 | CIO | De La Rosa | Promoted to active roster | | | Before |
| 4/4/2007 | TEW | Crain | Promoted to active roster | | | Before |
| 4/4/2007 | TEW | Johnson,Ji | Demoted to reserve roster | | | Before |
| 4/5/2007 | NEP | Bush | Placed on disabled list | | 4/5/2007 | Before |
| 4/5/2007 | NEP | Jurrjens | Promoted to active roster | | | Before |
| 4/6/2007 | BBG | Hanigan | Demoted to reserve roster | | | Before |
| 4/6/2007 | BBG | Torrealba | Promoted to active roster | | | Before |
| 4/7/2007 | BBG | Humber | Demoted to reserve roster | | | Before |
| 4/7/2007 | BBG | Weaver,Jer | Promoted to active roster | | | Before |
| 4/7/2007 | CIO | Maroth | Promoted to active roster | | | Before |
| 4/7/2007 | CIO | Marquis | Demoted to reserve roster | | | Before |
| 4/7/2007 | SOI | Feliciano | Promoted to active roster | | | Before |
| 4/7/2007 | SOI | Perez,R | Placed on disabled list | | 4/6/2007 | Before |
| 4/8/2007 | RMO | Chacon | Promoted to active roster | | | Before |
| 4/8/2007 | RMO | Perez,Ol | Demoted to reserve roster | | | Before |
| 4/10/2007 | CTW | Blevins | Demoted to reserve roster | | | Before |
| 4/10/2007 | CTW | Guardado | Promoted to active roster | | | Before |
| 4/10/2007 | NYD | Broadway | Demoted to reserve roster | | | Before |
| 4/10/2007 | NYD | Hernandez,O | Promoted to active roster | | | Before |
| 4/11/2007 | ATM | Devine | Promoted to active roster | | | Before |
| 4/11/2007 | ATM | Shields,J | Placed on disabled list | | 4/11/2007 | Before |
| 4/11/2007 | BRK | Baker,S | Promoted to active roster | | | Before |
| 4/11/2007 | BRK | Vargas,C | Placed on disabled list | | 4/11/2007 | Before |
| 4/14/2007 | BBG | Lopez,Jo | Promoted to active roster | | | Before |
| 4/14/2007 | BBG | Ruggiano | Demoted to reserve roster | | | Before |
| 4/14/2007 | CIN | Lugo,J | Promoted to active roster | | | Before |
| 4/14/2007 | CIN | Tejada | Placed on disabled list | | 4/14/2007 | Before |
| 4/17/2007 | BRK | Bruney | Placed on disabled list | | 4/16/2007 | Before |
| 4/17/2007 | BRK | McCarthy | Promoted to active roster | | | Before |
| 4/18/2007 | NYD | Mahay | Placed on disabled list | | 4/18/2007 | Before |
| 4/18/2007 | NYD | Neshek | Promoted to active roster | | | Before |
| 4/19/2007 | RYS | Fuld | Promoted to active roster | | | Before |
| 4/19/2007 | RYS | Smith,S | Demoted to reserve roster | | | Before |
| 4/20/2007 | ATM | Kotchman | Demoted to reserve roster | | | Before |
| 4/20/2007 | ATM | Miles | Promoted to active roster | | | Before |
| 4/20/2007 | BBG | Glavine | Promoted to active roster | | | Before |
| 4/20/2007 | BBG | Johnson,Jo | Demoted to reserve roster | | | Before |
| 4/20/2007 | BBG | Kennedy,I | Demoted to reserve roster | | | Before |
| 4/20/2007 | BBG | Marshall,S | Promoted to active roster | | | Before |
| 4/20/2007 | CEN | Bradford | Promoted to active roster | | | Before |
| 4/20/2007 | CEN | Crisp | Placed on disabled list | | 4/20/2007 | Before |
| 4/20/2007 | CEN | Matthews | Promoted to active roster | | | Before |
| 4/20/2007 | CEN | Otsuka | Demoted to reserve roster | | | Before |
| 4/20/2007 | CIN | Byrdak | Promoted to active roster | | | Before |
| 4/20/2007 | CIN | Klesko | Demoted to reserve roster | | | Before |
| 4/20/2007 | CIO | Cabrera,Me | Placed on disabled list | | 4/20/2007 | Before |
| 4/20/2007 | CIO | Monroe | Promoted to active roster | | | Before |
| 4/20/2007 | CIO | Morse | Demoted to reserve roster | | | Before |
| 4/20/2007 | CIO | Roberts,R | Promoted to active roster | | | Before |
| 4/20/2007 | FDH | Bako | Promoted to active roster | | | Before |
| 4/20/2007 | FDH | Pearce | Demoted to reserve roster | | | Before |
| 4/20/2007 | NEP | Bush | Activated from disabled list | | | Before |
| 4/20/2007 | NEP | Sonnanstine | Demoted to reserve roster | | | Before |
| 4/21/2007 | ATM | Devine | Promoted to active roster | | | Before |
| 4/21/2007 | ATM | Shields,J | Placed on disabled list | | 4/11/2007 | Before |
| 4/21/2007 | SOI | Feliciano | Demoted to reserve roster | | | Before |
| 4/21/2007 | SOI | Perez,R | Activated from disabled list | | | Before |
| 4/22/2007 | BRK | Meyer | Demoted to reserve roster | | | Before |
| 4/22/2007 | BRK | Miller,A | Promoted to active roster | | | Before |
| 4/22/2007 | BRK | Moeller | Promoted to active roster | | | Before |
| 4/22/2007 | BRK | Phillips,P | Demoted to reserve roster | | | Before |
| 4/22/2007 | PHI | Mientkiewicz | Promoted to active roster | | | Before |
| 4/22/2007 | PHI | Utley | Placed on disabled list | | 4/22/2007 | Before |
| 4/24/2007 | CIN | Miller,T | Promoted to active roster | | | Before |
| 4/24/2007 | CIN | Villone | Demoted to reserve roster | | | Before |
| 4/24/2007 | CIO | Flores,J | Promoted to active roster | | | Before |
| 4/24/2007 | CIO | Jones,Ga | Demoted to reserve roster | | | Before |
| 4/25/2007 | CBB | Hernandez,F | Placed on disabled list | | 4/23/2007 | Before |
| 4/25/2007 | CBB | Rogers,K | Promoted to active roster | | | Before |
| 4/25/2007 | CIN | Floyd,G | Promoted to active roster | | | Before |
| 4/25/2007 | CIN | Sanchez,A | Demoted to reserve roster | | | Before |
| 4/25/2007 | NEP | Baker,J | Promoted to active roster | | | Before |
| 4/25/2007 | NEP | Hafner | Placed on disabled list | | 4/25/2007 | Before |
| 4/25/2007 | REN | Blackburn | Demoted to reserve roster | | | Before |
| 4/26/2007 | BBG | Lewis,C | Demoted to reserve roster | | | Before |
| 4/26/2007 | BBG | Suppan | Promoted to active roster | | | Before |
| 4/26/2007 | RMO | Carmona | Placed on disabled list | | 4/26/2007 | Before |
| 4/26/2007 | RMO | Saunders | Promoted to active roster | | | Before |
| 4/27/2007 | CIO | Guzman,A | Demoted to reserve roster | | | Before |
| 4/27/2007 | CIO | Marquis | Promoted to active roster | | | Before |
| 4/28/2007 | BRK | Barmes | Demoted to reserve roster | | | Before |
| 4/28/2007 | BRK | Vargas,C | Activated from disabled list | | | Before |
| 4/28/2007 | CIO | Huff | Promoted to active roster | | | Before |
| 4/28/2007 | CIO | Ryan,Br | Demoted to reserve roster | | | Before |
| 4/28/2007 | NEP | Jurrjens | Demoted to reserve roster | | | Before |
| 4/28/2007 | NEP | Sonnanstine | Promoted to active roster | | | Before |
| 4/29/2007 | FDH | Bray | Demoted to reserve roster | | | Before |
| 4/29/2007 | FDH | Cotts | Promoted to active roster | | | Before |
| 4/29/2007 | REN | Vogelsong (AG) | Traded away | RMO | | After |
| 4/29/2007 | REN | Willis | Acquired via trade | RMO | | After |
| 4/29/2007 | RMO | Vogelsong (AG) | Acquired via trade | REN | | After |
| 4/29/2007 | RMO | Willis | Traded away | REN | | After |
| 4/30/2007 | CTW | Maybin | Demoted to reserve roster | | | Before |
| 4/30/2007 | CTW | Schierholtz | Promoted to active roster | | | Before |
| 4/30/2007 | GAR | Gorzelanny | Demoted to reserve roster | | | Before |
| 4/30/2007 | GAR | Johnson,Ra | Promoted to active roster | | | Before |
| 4/30/2007 | NYD | Kuo | Placed on disabled list | | 4/30/2007 | Before |
| 4/30/2007 | NYD | Sosa,J | Promoted to active roster | | | Before |
| 4/30/2007 | REN | Saarloos | Promoted to active roster | | | Before |
| 4/30/2007 | REN | Street | Demoted to reserve roster | | | Before |
| 4/30/2007 | REN | Willis | Promoted to active roster | | | Before |
| 5/1/2007 | ATM | Nolasco | Demoted to reserve roster | | | Before |
| 5/1/2007 | ATM | Shields,J | Activated from disabled list | | | Before |
| 5/1/2007 | CEN | Callaspo | Traded away | CTW | | After |
| 5/1/2007 | CEN | Crosby | Traded away | CTW | | After |
| 5/1/2007 | CEN | Greene | Acquired via trade | CTW | | After |
| 5/1/2007 | CEN | Kim | Traded away | CTW | | After |
| 5/1/2007 | CEN | Ryan,BJ | Traded away | CTW | | After |
| 5/1/2007 | CEN | Soria | Acquired via trade | CTW | | After |
| 5/1/2007 | CIN | Bourn | Placed on disabled list | | 5/1/2007 | Before |
| 5/1/2007 | CIN | Lewis,F | Promoted to active roster | | | Before |
| 5/1/2007 | CIN | Lugo,J | Demoted to reserve roster | | | Before |
| 5/1/2007 | CIN | Tejada | Activated from disabled list | | | Before |
| 5/1/2007 | CTW | Guardado | Demoted to reserve roster | | | Before |
| 5/1/2007 | CTW | Thompson,B | Promoted to active roster | | | Before |
| 5/1/2007 | CTW | Callaspo | Acquired via trade | CEN | | After |
| 5/1/2007 | CTW | Crosby | Acquired via trade | CEN | | After |
| 5/1/2007 | CTW | Greene | Traded away | CEN | | After |
| 5/1/2007 | CTW | Kim | Acquired via trade | CEN | | After |
| 5/1/2007 | CTW | Ryan,BJ | Acquired via trade | CEN | | After |
| 5/1/2007 | CTW | Soria | Traded away | CEN | | After |
| 5/1/2007 | NEP | Pavano | Promoted to active roster | | | Before |
| 5/1/2007 | NEP | Prado | Demoted to reserve roster | | | Before |
| 5/1/2007 | NYD | Clement | Demoted to reserve roster | | | Before |
| 5/1/2007 | NYD | Towles | Promoted to active roster | | | Before |
| 5/2/2007 | BRK | Bruney | Activated from disabled list | | | Before |
| 5/2/2007 | BRK | Clippard | Demoted to reserve roster | | | Before |
| 5/2/2007 | CEN | Bradford | Demoted to reserve roster | | | Before |
| 5/2/2007 | CEN | Vizquel | Demoted to reserve roster | | | Before |
| 5/2/2007 | CTW | Callaspo | Promoted to active roster | | | Before |
| 5/2/2007 | CTW | Ryan,BJ | Promoted to active roster | | | Before |
| 5/3/2007 | ATM | Bradley | Placed on disabled list | | 5/3/2007 | Before |
| 5/3/2007 | ATM | Nolasco | Promoted to active roster | | | Before |
| 5/3/2007 | CBB | Giese | Promoted to active roster | | | Before |
| 5/3/2007 | CBB | Rogers,K | Placed on disabled list | | 5/3/2007 | Before |
| 5/3/2007 | CEN | Bray | Acquired via trade | FDH | | After |
| 5/3/2007 | CEN | Brown,E | Traded away | FDH | | After |
| 5/3/2007 | CEN | Burke,C | Traded away | FDH | | After |
| 5/3/2007 | CEN | Payton | Traded away | FDH | | After |
| 5/3/2007 | CIO | Maroth | Demoted to reserve roster | | | Before |
| 5/3/2007 | CIO | Votto | Promoted to active roster | | | Before |
| 5/3/2007 | FDH | Bray | Traded away | CEN | | After |
| 5/3/2007 | FDH | Brown,E | Acquired via trade | CEN | | After |
| 5/3/2007 | FDH | Burke,C | Acquired via trade | CEN | | After |
| 5/3/2007 | FDH | Payton | Acquired via trade | CEN | | After |
| 5/3/2007 | HAR | Anderson,M | Promoted to active roster | | | Before |
| 5/3/2007 | HAR | Baek | Promoted to active roster | | | Before |
| 5/3/2007 | HAR | Bonderman | Demoted to reserve roster | | | Before |
| 5/3/2007 | HAR | Cruz,Ju | Promoted to active roster | | | Before |
| 5/3/2007 | HAR | Gotay | Demoted to reserve roster | | | Before |
| 5/3/2007 | HAR | House | Promoted to active roster | | | Before |
| 5/3/2007 | HAR | Tracy | Demoted to reserve roster | | | Before |
| 5/3/2007 | HAR | Treanor | Demoted to reserve roster | | | Before |
| 5/3/2007 | RYS | Fuld | Demoted to reserve roster | | | Before |
| 5/3/2007 | RYS | Hairston,J | Promoted to active roster | | | Before |
| 5/4/2007 | ATM | Jackson,E | Traded away | REN | | After |
| 5/4/2007 | ATM | Nieves | Traded away | REN | | After |
| 5/4/2007 | ATM | Street | Acquired via trade | REN | | After |
| 5/4/2007 | ATM | Tatis (AG) | Acquired via trade | REN | | After |
| 5/4/2007 | REN | Jackson,E | Acquired via trade | ATM | | After |
| 5/4/2007 | REN | Nieves | Acquired via trade | ATM | | After |
| 5/4/2007 | REN | Street | Traded away | ATM | | After |
| 5/4/2007 | REN | Tatis (AG) | Traded away | ATM | | After |
| 5/5/2007 | ATM | Nolasco | Demoted to reserve roster | | | Before |
| 5/5/2007 | ATM | Street | Promoted to active roster | | | Before |
| 5/5/2007 | CEN | Crisp | Activated from disabled list | | | Before |
| 5/5/2007 | CEN | Matthews | Demoted to reserve roster | | | Before |
| 5/5/2007 | CIN | Cook | Demoted to reserve roster | | | Before |
| 5/5/2007 | CIN | Kendrick,K | Promoted to active roster | | | Before |
| 5/5/2007 | CIO | Cabrera,Me | Activated from disabled list | | | Before |
| 5/5/2007 | CIO | Pagan | Demoted to reserve roster | | | Before |
| 5/5/2007 | FDH | Brown,E | Promoted to active roster | | | Before |
| 5/5/2007 | FDH | Burke,C | Promoted to active roster | | | Before |
| 5/5/2007 | FDH | Gload | Demoted to reserve roster | | | Before |
| 5/5/2007 | FDH | Upton,J | Demoted to reserve roster | | | Before |
| 5/5/2007 | REN | Hammel | Demoted to reserve roster | | | Before |
| 5/5/2007 | REN | Hernandez,A | Promoted to active roster | | | Before |
| 5/5/2007 | REN | Jackson,E | Promoted to active roster | | | Before |
| 5/5/2007 | REN | Saarloos | Demoted to reserve roster | | | Before |
| 5/5/2007 | RMO | Ayala | Promoted to active roster | | | Before |
| 5/5/2007 | RMO | Speier,J | Placed on disabled list | | 5/5/2007 | Before |
| 5/6/2007 | CTW | Hall,B | Promoted to active roster | | | Before |
| 5/6/2007 | CTW | Thompson,B | Demoted to reserve roster | | | Before |
| 5/9/2007 | BBG | Balfour | Demoted to reserve roster | | | Before |
| 5/9/2007 | BBG | Wilson,CJ | Promoted to active roster | | | Before |
| 5/9/2007 | CBB | Giese | Demoted to reserve roster | | | Before |
| 5/9/2007 | CBB | Hernandez,F | Activated from disabled list | | | Before |
| 5/9/2007 | FDH | Gomez,Ca | Demoted to reserve roster | | | Before |
| 5/9/2007 | FDH | Patterson,C | Promoted to active roster | | | Before |
| 5/10/2007 | BBG | Peralta,Jo | Promoted to active roster | | | Before |
| 5/10/2007 | BBG | Thatcher | Demoted to reserve roster | | | Before |
| 5/10/2007 | CIO | Aardsma | Placed on disabled list | | 5/8/2007 | Before |
| 5/10/2007 | CIO | Ramirez,Ho | Promoted to active roster | | | Before |
| 5/10/2007 | NYD | Mahay | Activated from disabled list | | | Before |
| 5/10/2007 | NYD | Sosa,J | Demoted to reserve roster | | | Before |
| 5/10/2007 | PHI | Batista,M | Demoted to reserve roster | | | Before |
| 5/10/2007 | PHI | Castillo,J | Promoted to active roster | | | Before |
| 5/10/2007 | PHI | Fultz | Promoted to active roster | | | Before |
| 5/10/2007 | PHI | Grudzielanek | Placed on disabled list | | 5/4/2007 | Before |
| 5/10/2007 | PHI | Romero | Demoted to reserve roster | | | Before |
| 5/10/2007 | PHI | Vizcaino | Promoted to active roster | | | Before |
| 5/11/2007 | ATM | Atchison | Promoted to active roster | | | Before |
| 5/11/2007 | ATM | Branyan | Promoted to active roster | | | Before |
| 5/11/2007 | ATM | Santiago | Demoted to reserve roster | | | Before |
| 5/11/2007 | ATM | Wilson,B | Demoted to reserve roster | | | Before |
| 5/11/2007 | RMO | Carmona | Activated from disabled list | | | Before |
| 5/11/2007 | RMO | Chacon | Demoted to reserve roster | | | Before |
| 5/12/2007 | GAR | Accardo | Placed on disabled list | | 5/12/2007 | Before |
| 5/12/2007 | GAR | Howry | Promoted to active roster | | | Before |
| 5/12/2007 | RYS | Ross,C | Demoted to reserve roster | | | Before |
| 5/13/2007 | CEN | Crisp | Placed on disabled list | | 5/12/2007 | Before |
| 5/13/2007 | CEN | Matthews | Promoted to active roster | | | Before |
| 5/13/2007 | CIN | Lugo,J | Promoted to active roster | | | Before |
| 5/13/2007 | CIN | Tejada | Placed on disabled list | | 5/13/2007 | Before |
| 5/13/2007 | CTW | Kim | Promoted to active roster | | | Before |
| 5/13/2007 | CTW | Ryan,BJ | Demoted to reserve roster | | | Before |
| 5/13/2007 | HAR | Brown,A | Promoted to active roster | | | Before |
| 5/13/2007 | HAR | Clemens | Demoted to reserve roster | | | Before |
| 5/13/2007 | HAR | Hochevar | Promoted to active roster | | | Before |
| 5/13/2007 | HAR | House | Demoted to reserve roster | | | Before |
| 5/13/2007 | HAR | Munson | Promoted to active roster | | | Before |
| 5/13/2007 | HAR | Putz | Demoted to reserve roster | | | Before |
| 5/13/2007 | NYD | Hughes | Placed on disabled list | | 5/10/2007 | Before |
| 5/13/2007 | NYD | Parra | Promoted to active roster | | | Before |
| 5/13/2007 | RYS | Wood,K | Promoted to active roster | | | Before |
| 5/14/2007 | CTW | Chico | Promoted to active roster | | | Before |
| 5/14/2007 | CTW | LaRue | Promoted to active roster | | | Before |
| 5/14/2007 | CTW | Shoppach | Demoted to reserve roster | | | Before |
| 5/14/2007 | CTW | VandenHurk | Placed on disabled list | | 5/12/2007 | Before |
| 5/14/2007 | NYD | Lieberthal | Promoted to active roster | | | Before |
| 5/14/2007 | NYD | Towles | Placed on disabled list | | 5/14/2007 | Before |
| 5/15/2007 | PHI | Castillo,J | Demoted to reserve roster | | | Before |
| 5/15/2007 | PHI | Utley | Activated from disabled list | | | Before |
| 5/16/2007 | CBB | Giese | Promoted to active roster | | | Before |
| 5/16/2007 | CBB | Meredith | Demoted to reserve roster | | | Before |
| 5/18/2007 | ATM | Dukes | Promoted to active roster | | | Before |
| 5/18/2007 | ATM | Garciaparra | Placed on disabled list | | 5/18/2007 | Before |
| 5/18/2007 | BRK | Rivera,J | Demoted to reserve roster | | | Before |
| 5/18/2007 | BRK | Valdez | Promoted to active roster | | | Before |
| 5/18/2007 | CIN | Byrdak | Demoted to reserve roster | | | Before |
| 5/18/2007 | CIN | Cordero,F | Demoted to reserve roster | | | Before |
| 5/18/2007 | CIN | Villanueva | Promoted to active roster | | | Before |
| 5/18/2007 | CIN | Villone | Promoted to active roster | | | Before |
| 5/18/2007 | RYS | Lannan | Demoted to reserve roster | | | Before |
| 5/18/2007 | RYS | Lopez,Ja | Promoted to active roster | | | Before |
| 5/19/2007 | CIO | Guzman,A | Promoted to active roster | | | Before |
| 5/19/2007 | CIO | Roberts,R | Demoted to reserve roster | | | Before |
| 5/19/2007 | GAR | Heilman | Acquired via trade | NEP | | After |
| 5/19/2007 | GAR | Lamb | Acquired via trade | NEP | | After |
| 5/19/2007 | NEP | Heilman | Traded away | GAR | | After |
| 5/19/2007 | NEP | Lamb | Traded away | GAR | | After |
| 5/20/2007 | FDH | Cintron | Promoted to active roster | | | Before |
| 5/20/2007 | FDH | Duffy | Promoted to active roster | | | Before |
| 5/20/2007 | FDH | Headley | Demoted to reserve roster | | | Before |
| 5/20/2007 | FDH | Jones,Ad | Demoted to reserve roster | | | Before |
| 5/21/2007 | BBG | Cabrera,D | Promoted to active roster | | | Before |
| 5/21/2007 | BBG | Hanrahan | Demoted to reserve roster | | | Before |
| 5/21/2007 | SOI | Beckett | Placed on disabled list | | 5/15/2007 | Before |
| 5/21/2007 | SOI | Owings | Promoted to active roster | | | Before |
| 5/22/2007 | CIN | Cook | Promoted to active roster | | | Before |
| 5/22/2007 | CIN | Floyd,G | Demoted to reserve roster | | | Before |
| 5/22/2007 | CIO | Guzman,A | Demoted to reserve roster | | | Before |
| 5/22/2007 | CIO | Wells,K | Promoted to active roster | | | Before |
| 5/22/2007 | GAR | Johnson,Ra | Demoted to reserve roster | | | Before |
| 5/22/2007 | GAR | Morales,F | Promoted to active roster | | | Before |
| 5/22/2007 | NEP | Ohman | Promoted to active roster | | | Before |
| 5/22/2007 | NEP | Pavano | Demoted to reserve roster | | | Before |
| 5/22/2007 | REN | Hammel | Promoted to active roster | | | Before |
| 5/22/2007 | REN | Jackson,E | Placed on disabled list | | 5/22/2007 | Before |
| 5/23/2007 | ATM | Bradley | Activated from disabled list | | | Before |
| 5/23/2007 | ATM | Dukes | Demoted to reserve roster | | | Before |
| 5/23/2007 | REN | Anderson,G | Demoted to reserve roster | | | Before |
| 5/23/2007 | REN | Hernandez,A | Demoted to reserve roster | | | Before |
| 5/23/2007 | REN | Johnson,Re | Promoted to active roster | | | Before |
| 5/23/2007 | REN | Langerhans | Promoted to active roster | | | Before |
| 5/27/2007 | ATM | Nunez,L | Promoted to active roster | | | Before |
| 5/27/2007 | ATM | Rodriguez,W | Placed on disabled list | | 5/27/2007 | Before |
| 5/27/2007 | BBG | Ellsbury | Demoted to reserve roster | | | Before |
| 5/27/2007 | BBG | Feldman | Promoted to active roster | | | Before |
| 5/27/2007 | BBG | Jones,J | Promoted to active roster | | | Before |
| 5/27/2007 | BBG | Madson | Demoted to reserve roster | | | Before |
| 5/27/2007 | CIO | Masset | Demoted to reserve roster | | | Before |
| 5/27/2007 | CIO | Van Benschoten | Promoted to active roster | | | Before |
| 5/27/2007 | GAR | Accardo | Activated from disabled list | | | Before |
| 5/27/2007 | GAR | Howry | Demoted to reserve roster | | | Before |
| 5/28/2007 | CEN | Crisp | Activated from disabled list | | | Before |
| 5/28/2007 | CEN | Matthews | Demoted to reserve roster | | | Before |
| 5/28/2007 | CIO | Lester | Placed on disabled list | | 5/28/2007 | Before |
| 5/28/2007 | CIO | Olsen | Promoted to active roster | | | Before |
| 5/29/2007 | NYD | Kuo | Activated from disabled list | | | Before |
| 5/29/2007 | NYD | Kuo | Demoted to reserve roster | | | Before |
| 5/29/2007 | REN | Aybar,E | Placed on disabled list | | 5/29/2007 | Before |
| 5/29/2007 | REN | Bennett,J | Promoted to active roster | | | Before |
| 5/29/2007 | REN | Cameron,K | Demoted to reserve roster | | | Before |
| 5/29/2007 | REN | Chen | Promoted to active roster | | | Before |
| 5/29/2007 | SOI | Marmol | Placed on disabled list | | 5/28/2007 | Before |
| 5/29/2007 | TEW | Crain | Demoted to reserve roster | | | Before |
| 5/29/2007 | TEW | Patton | Promoted to active roster | | | Before |
| 5/30/2007 | GAR | Blalock | Demoted to reserve roster | | | Before |
| 5/30/2007 | GAR | Boone | Promoted to active roster | | | Before |
| 5/30/2007 | HAR | Baek | Demoted to reserve roster | | | Before |
| 5/30/2007 | HAR | Clemens | Promoted to active roster | | | Before |
| 5/30/2007 | HAR | Delcarmen | Demoted to reserve roster | | | Before |
| 5/30/2007 | HAR | Munson | Demoted to reserve roster | | | Before |
| 5/30/2007 | HAR | Putz | Promoted to active roster | | | Before |
| 5/30/2007 | HAR | Treanor | Promoted to active roster | | | Before |
| 5/30/2007 | NEP | Buscher | Demoted to reserve roster | | | Before |
| 5/30/2007 | NEP | Sweeney,R | Promoted to active roster | | | Before |
| 5/30/2007 | NYD | Lieberthal | Demoted to reserve roster | | | Before |
| 5/30/2007 | NYD | Towles | Activated from disabled list | | | Before |
| 5/30/2007 | SOI | Beckett | Activated from disabled list | | | Before |
| 5/31/2007 | ATM | Devine | Demoted to reserve roster | | | Before |
| 5/31/2007 | ATM | Perkins | Promoted to active roster | | | Before |
| 5/31/2007 | HAR | Bonderman | Promoted to active roster | | | Before |
| 5/31/2007 | HAR | Hochevar | Demoted to reserve roster | | | Before |
| 5/31/2007 | SOI | Castro,R | Demoted to reserve roster | | | Before |
| 5/31/2007 | SOI | Valentin,Ja | Promoted to active roster | | | Before |
| 5/31/2007 | TEW | Garza | Demoted to reserve roster | | | Before |
| 5/31/2007 | TEW | Hensley | Promoted to active roster | | | Before |
| 6/1/2007 | CTW | Barton | Demoted to reserve roster | | | Before |
| 6/1/2007 | CTW | Shealy | Promoted to active roster | | | Before |
| 6/2/2007 | RMO | Snell | Demoted to reserve roster | | | Before |
| 6/2/2007 | RMO | Speier,J | Activated from disabled list | | | Before |
| 6/3/2007 | CEN | Bradford | Promoted to active roster | | | Before |
| 6/3/2007 | CEN | Martinez,P | Demoted to reserve roster | | | Before |
| 6/3/2007 | CIO | Calero | Demoted to reserve roster | | | Before |
| 6/3/2007 | CIO | Mesa | Promoted to active roster | | | Before |
| 6/3/2007 | SOI | Burton | Promoted to active roster | | | Before |
| 6/3/2007 | SOI | Hill,R | Placed on disabled list | | 6/1/2007 | Before |
| 6/4/2007 | ATM | Branyan | Demoted to reserve roster | | | Before |
| 6/4/2007 | ATM | Garciaparra | Activated from disabled list | | | Before |
| 6/4/2007 | CBB | Cuddyer | Placed on disabled list | | 6/4/2007 | Before |
| 6/4/2007 | CBB | Roberts,D | Promoted to active roster | | | Before |
| 6/4/2007 | CBB | Rogers,K | Activated from disabled list | | | Before |
| 6/4/2007 | CBB | Rogers,K | Demoted to reserve roster | | | Before |
| 6/4/2007 | CEN | Casilla,A | Traded away | CTW | | After |
| 6/4/2007 | CEN | Pena,W | Acquired via trade | CTW | | After |
| 6/4/2007 | CEN | Phillips,J | Traded away | CTW | | After |
| 6/4/2007 | CTW | Casilla,A | Acquired via trade | CEN | | After |
| 6/4/2007 | CTW | Pena,W | Traded away | CEN | | After |
| 6/4/2007 | CTW | Phillips,J | Acquired via trade | CEN | | After |
| 6/4/2007 | FDH | Cora | Demoted to reserve roster | | | Before |
| 6/4/2007 | FDH | Cotts | Demoted to reserve roster | | | Before |
| 6/4/2007 | FDH | Dotel | Promoted to active roster | | | Before |
| 6/4/2007 | FDH | Gload | Promoted to active roster | | | Before |
| 6/4/2007 | GAR | Betancourt,Y | Demoted to reserve roster | | | Before |
| 6/4/2007 | GAR | Redman,T | Promoted to active roster | | | Before |
| 6/4/2007 | NEP | Barrett | Promoted to active roster | | | Before |
| 6/4/2007 | NEP | Coste | Demoted to reserve roster | | | Before |
| 6/5/2007 | CTW | Callaspo | Demoted to reserve roster | | | Before |
| 6/5/2007 | CTW | Crosby | Promoted to active roster | | | Before |
| 6/5/2007 | CTW | Pena,W | Demoted to reserve roster | | | Before |
| 6/5/2007 | CTW | VandenHurk | Activated from disabled list | | | Before |
| 6/5/2007 | HAR | Anderson,M | Demoted to reserve roster | | | Before |
| 6/5/2007 | HAR | Tracy | Promoted to active roster | | | Before |
| 6/5/2007 | NYD | Hughes | Activated from disabled list | | | Before |
| 6/5/2007 | NYD | Parra | Demoted to reserve roster | | | Before |
| 6/7/2007 | BAR | Dobbs | Promoted to active roster | | | Before |
| 6/7/2007 | BAR | Guthrie | Placed on disabled list | | 6/6/2007 | Before |
| 6/7/2007 | BAR | Hampson | Demoted to reserve roster | | | Before |
| 6/7/2007 | BAR | Percival | Promoted to active roster | | | Before |
| 6/7/2007 | BAR | Soto | Demoted to reserve roster | | | Before |
| 6/7/2007 | BAR | Volquez | Promoted to active roster | | | Before |
| 6/9/2007 | BRK | Counsell | Demoted to reserve roster | | | Before |
| 6/9/2007 | BRK | Kennedy,A | Promoted to active roster | | | Before |
| 6/9/2007 | CTW | Jones,T | Demoted to reserve roster | | | Before |
| 6/9/2007 | CTW | Kim | Demoted to reserve roster | | | Before |
| 6/9/2007 | CTW | Simontacchi | Promoted to active roster | | | Before |
| 6/9/2007 | CTW | Tavarez | Demoted to reserve roster | | | Before |
| 6/9/2007 | CTW | Thompson,B | Promoted to active roster | | | Before |
| 6/9/2007 | CTW | Wells,D | Promoted to active roster | | | Before |
| 6/10/2007 | CBB | Lopez,R | Demoted to reserve roster | | | Before |
| 6/10/2007 | CIN | Lugo,J | Demoted to reserve roster | | | Before |
| 6/10/2007 | CIN | Tejada | Activated from disabled list | | | Before |
| 6/11/2007 | ATM | Perkins | Demoted to reserve roster | | | Before |
| 6/11/2007 | ATM | Rodriguez,W | Activated from disabled list | | | Before |
| 6/11/2007 | CBB | Rogers,K | Promoted to active roster | | | Before |
| 6/11/2007 | HAR | Anderson,M | Promoted to active roster | | | Before |
| 6/11/2007 | HAR | Brown,A | Demoted to reserve roster | | | Before |
| 6/11/2007 | RYS | Braden | Demoted to reserve roster | | | Before |
| 6/11/2007 | RYS | Buchholz,C | Promoted to active roster | | | Before |
| 6/11/2007 | RYS | Grabow | Demoted to reserve roster | | | Before |
| 6/11/2007 | RYS | Happ | Promoted to active roster | | | Before |
| 6/11/2007 | RYS | Molina,J | Demoted to reserve roster | | | Before |
| 6/11/2007 | RYS | O'Flaherty | Promoted to active roster | | | Before |
| 6/11/2007 | RYS | Quintero | Promoted to active roster | | | Before |
| 6/11/2007 | RYS | Wood,K | Demoted to reserve roster | | | Before |
| 6/12/2007 | CIO | Maroth | Promoted to active roster | | | Before |
| 6/12/2007 | CIO | Thornton | Demoted to reserve roster | | | Before |
| 6/12/2007 | FDH | Payton | Promoted to active roster | | | Before |
| 6/12/2007 | FDH | Saltalamacchia | Demoted to reserve roster | | | Before |
| 6/12/2007 | REN | Chen | Demoted to reserve roster | | | Before |
| 6/12/2007 | REN | Jackson,E | Activated from disabled list | | | Before |
| 6/12/2007 | SOI | Burton | Demoted to reserve roster | | | Before |
| 6/12/2007 | SOI | Marmol | Activated from disabled list | | | Before |
| 6/13/2007 | CIN | Burnett | Demoted to reserve roster | | | Before |
| 6/13/2007 | CIN | Choo | Promoted to active roster | | | Before |
| 6/13/2007 | CIN | Hennessey | Promoted to active roster | | | Before |
| 6/13/2007 | CIN | Kendall | Demoted to reserve roster | | | Before |
| 6/13/2007 | CIN | Lewis,F | Demoted to reserve roster | | | Before |
| 6/13/2007 | CIN | Miller,Ju | Demoted to reserve roster | | | Before |
| 6/13/2007 | CIN | Pena,B | Promoted to active roster | | | Before |
| 6/13/2007 | CIN | Sanchez,A | Promoted to active roster | | | Before |
| 6/14/2007 | NEP | Geary | Demoted to reserve roster | | | Before |
| 6/14/2007 | NEP | Rowland-Smith | Promoted to active roster | | | Before |
| 6/15/2007 | NYD | Gathright | Demoted to reserve roster | | | Before |
| 6/15/2007 | NYD | Ortmeier | Promoted to active roster | | | Before |
| 6/16/2007 | CIO | Estrada | Promoted to active roster | | | Before |
| 6/16/2007 | CIO | Perez,Od | Promoted to active roster | | | Before |
| 6/16/2007 | CIO | Ramirez,Ho | Placed on disabled list | | 6/15/2007 | Before |
| 6/16/2007 | CIO | Ross,D | Placed on disabled list | | 6/16/2007 | Before |
| 6/16/2007 | RYS | Abreu,T | Demoted to reserve roster | | | Before |
| 6/16/2007 | RYS | Affeldt | Demoted to reserve roster | | | Before |
| 6/16/2007 | RYS | Albers | Promoted to active roster | | | Before |
| 6/16/2007 | RYS | Choate | Promoted to active roster | | | Before |
| 6/16/2007 | RYS | Coffey | Demoted to reserve roster | | | Before |
| 6/16/2007 | RYS | Gregg | Promoted to active roster | | | Before |
| 6/16/2007 | RYS | Hannahan | Promoted to active roster | | | Before |
| 6/16/2007 | RYS | Sanchez,J | Demoted to reserve roster | | | Before |
| 6/16/2007 | SOI | Hill,R | Activated from disabled list | | | Before |
| 6/16/2007 | SOI | Owings | Demoted to reserve roster | | | Before |
| 6/17/2007 | CIO | Aardsma | Activated from disabled list | | | Before |
| 6/17/2007 | CIO | Howell | Demoted to reserve roster | | | Before |
| 6/18/2007 | ATM | Marte,D | Demoted to reserve roster | | | Before |
| 6/18/2007 | ATM | Perkins | Promoted to active roster | | | Before |
| 6/18/2007 | BRK | Lee,Cl | Demoted to reserve roster | | | Before |
| 6/18/2007 | BRK | Melhuse | Promoted to active roster | | | Before |
| 6/18/2007 | BRK | Moeller | Demoted to reserve roster | | | Before |
| 6/18/2007 | BRK | Shouse | Promoted to active roster | | | Before |
| 6/18/2007 | FDH | Bailey,H | Promoted to active roster | | | Before |
| 6/18/2007 | FDH | Tejeda | Demoted to reserve roster | | | Before |
| 6/18/2007 | NYD | Bazardo | Promoted to active roster | | | Before |
| 6/18/2007 | NYD | Gabbard | Demoted to reserve roster | | | Before |
| 6/19/2007 | CTW | Duke | Demoted to reserve roster | | | Before |
| 6/19/2007 | CTW | Kim | Promoted to active roster | | | Before |
| 6/19/2007 | RMO | Ensberg | Promoted to active roster | | | Before |
| 6/19/2007 | RMO | Ramirez,A | Placed on disabled list | | 6/19/2007 | Before |
| 6/20/2007 | CIO | Eaton | Promoted to active roster | | | Before |
| 6/20/2007 | CIO | Elarton | Promoted to active roster | | | Before |
| 6/20/2007 | CIO | Gutierrez,F | Demoted to reserve roster | | | Before |
| 6/20/2007 | CIO | Jimenez,U | Demoted to reserve roster | | | Before |
| 6/20/2007 | CIO | Pagan | Promoted to active roster | | | Before |
| 6/20/2007 | CIO | Sexson | Promoted to active roster | | | Before |
| 6/20/2007 | CIO | Votto | Demoted to reserve roster | | | Before |
| 6/20/2007 | CIO | Wells,K | Demoted to reserve roster | | | Before |
| 6/20/2007 | RYS | Choate | Demoted to reserve roster | | | Before |
| 6/20/2007 | RYS | DiNardo | Demoted to reserve roster | | | Before |
| 6/20/2007 | RYS | Durbin,C | Promoted to active roster | | | Before |
| 6/20/2007 | RYS | Veras | Demoted to reserve roster | | | Before |
| 6/20/2007 | RYS | Veras | Promoted to active roster | | | Before |
| 6/20/2007 | RYS | Veras | Promoted to active roster | | | Before |
| 6/21/2007 | CIN | Bourn | Activated from disabled list | | | Before |
| 6/21/2007 | CIN | Choo | Demoted to reserve roster | | | Before |
| 6/21/2007 | CIO | Aardsma | Demoted to reserve roster | | | Before |
| 6/21/2007 | CIO | Ryan,Br | Promoted to active roster | | | Before |
| 6/21/2007 | TEW | Bowen | Demoted to reserve roster | | | Before |
| 6/21/2007 | TEW | Hall,T | Promoted to active roster | | | Before |
| 6/21/2007 | TEW | Schneider | Promoted to active roster | | | Before |
| 6/21/2007 | TEW | Suzuki,K | Demoted to reserve roster | | | Before |
| 6/22/2007 | BRK | White,S | Promoted to active roster | | | Before |
| 6/22/2007 | BRK | Wolf,Ra | Demoted to reserve roster | | | Before |
| 6/22/2007 | CBB | Cuddyer | Activated from disabled list | | | Before |
| 6/22/2007 | CBB | Roberts,D | Demoted to reserve roster | | | Before |
| 6/22/2007 | GAR | Gorzelanny | Promoted to active roster | | | Before |
| 6/22/2007 | GAR | Morales,F | Demoted to reserve roster | | | Before |
| 6/22/2007 | TEW | Brocail | Promoted to active roster | | | Before |
| 6/22/2007 | TEW | Patton | Demoted to reserve roster | | | Before |
| 6/24/2007 | ATM | Blanco | Promoted to active roster | | | Before |
| 6/24/2007 | ATM | League | Promoted to active roster | | | Before |
| 6/24/2007 | ATM | Napoli | Placed on disabled list | | 6/23/2007 | Before |
| 6/24/2007 | ATM | Olivo | Demoted to reserve roster | | | Before |
| 6/24/2007 | ATM | Olivo | Promoted to active roster | | | Before |
| 6/24/2007 | ATM | Street | Demoted to reserve roster | | | Before |
| 6/24/2007 | NEP | Bruntlett | Demoted to reserve roster | | | Before |
| 6/24/2007 | NEP | Nix | Promoted to active roster | | | Before |
| 6/24/2007 | NEP | Sweeney,R | Demoted to reserve roster | | | Before |
| 6/24/2007 | NEP | Theriot | Promoted to active roster | | | Before |
| 6/24/2007 | RYS | Davis,R | Demoted to reserve roster | | | Before |
| 6/24/2007 | RYS | Milledge | Promoted to active roster | | | Before |
| 6/24/2007 | TEW | Schroder | Promoted to active roster | | | Before |
| 6/24/2007 | TEW | Wellemeyer | Placed on disabled list | | 6/24/2007 | Before |
| 6/26/2007 | ATM | Mujica | Promoted to active roster | | | Before |
| 6/26/2007 | ATM | Shields,J | Placed on disabled list | | 6/26/2007 | Before |
| 6/26/2007 | NEP | Galarraga | Promoted to active roster | | | Before |
| 6/26/2007 | NEP | Sonnanstine | Demoted to reserve roster | | | Before |
| 6/26/2007 | RYS | Jackson,C | Placed on disabled list | | 6/25/2007 | Before |
| 6/26/2007 | RYS | Ward | Promoted to active roster | | | Before |
| 6/27/2007 | BBG | Betemit | Demoted to reserve roster | | | Before |
| 6/27/2007 | BBG | Casilla,S | Promoted to active roster | | | Before |
| 6/27/2007 | BBG | Iguchi | Promoted to active roster | | | Before |
| 6/27/2007 | BBG | Infante | Demoted to reserve roster | | | Before |
| 6/27/2007 | CIN | Byrdak | Promoted to active roster | | | Before |
| 6/27/2007 | CIN | Cordero,F | Promoted to active roster | | | Before |
| 6/27/2007 | CIN | Sanchez,A | Demoted to reserve roster | | | Before |
| 6/27/2007 | CIN | Villone | Demoted to reserve roster | | | Before |
| 6/27/2007 | NEP | Hafner | Activated from disabled list | | | Before |
| 6/27/2007 | NEP | Nix | Demoted to reserve roster | | | Before |
| 6/27/2007 | NYD | Hughes | Placed on disabled list | | 6/27/2007 | Before |
| 6/27/2007 | NYD | Laffey | Promoted to active roster | | | Before |
| 6/27/2007 | NYD | Lieberthal | Promoted to active roster | | | Before |
| 6/27/2007 | NYD | Zaun | Placed on disabled list | | 6/27/2007 | Before |
| 6/27/2007 | PHI | Batista,M | Promoted to active roster | | | Before |
| 6/27/2007 | PHI | Gallardo | Demoted to reserve roster | | | Before |
| 6/27/2007 | PHI | Marcum | Placed on disabled list | | 6/27/2007 | Before |
| 6/27/2007 | PHI | Moseley | Promoted to active roster | | | Before |
| 6/27/2007 | PHI | Rivera,S | Demoted to reserve roster | | | Before |
| 6/27/2007 | PHI | Romero | Promoted to active roster | | | Before |
| 6/28/2007 | BBG | Hamilton | Demoted to reserve roster | | | Before |
| 6/28/2007 | BBG | Willingham | Promoted to active roster | | | Before |
| 6/28/2007 | CIO | Olsen | Demoted to reserve roster | | | Before |
| 6/28/2007 | CIO | Votto | Promoted to active roster | | | Before |
| 6/28/2007 | RYS | Buchholz,C | Demoted to reserve roster | | | Before |
| 6/28/2007 | RYS | Ohlendorf | Promoted to active roster | | | Before |
| 7/2/2007 | CIN | Bourn | Demoted to reserve roster | | | Before |
| 7/2/2007 | CIN | Burnett | Promoted to active roster | | | Before |
| 7/2/2007 | CIN | Hennessey | Demoted to reserve roster | | | Before |
| 7/2/2007 | CIN | Klesko | Promoted to active roster | | | Before |
| 7/2/2007 | FDH | Karstens | Promoted to active roster | | | Before |
| 7/2/2007 | FDH | Wright,Jam | Demoted to reserve roster | | | Before |
| 7/2/2007 | GAR | Accardo | Demoted to reserve roster | | | Before |
| 7/2/2007 | GAR | Heilman | Promoted to active roster | | | Before |
| 7/3/2007 | BAR | Doumit | Placed on disabled list | | 7/3/2007 | Before |
| 7/3/2007 | BAR | Soto | Promoted to active roster | | | Before |
| 7/3/2007 | BBG | Fogg | Promoted to active roster | | | Before |
| 7/3/2007 | BBG | Marshall,S | Demoted to reserve roster | | | Before |
| 7/3/2007 | CBB | Bonser | Promoted to active roster | | | Before |
| 7/3/2007 | CBB | Kemp | Placed on disabled list | | 7/3/2007 | Before |
| 7/3/2007 | CBB | Roberts,D | Promoted to active roster | | | Before |
| 7/3/2007 | CBB | Rogers,K | Placed on disabled list | | 6/26/2007 | Before |
| 7/4/2007 | ATM | Branyan | Promoted to active roster | | | Before |
| 7/4/2007 | ATM | Ludwick | Placed on disabled list | | 7/4/2007 | Before |
| 7/4/2007 | BAR | Alfonzo | Promoted to active roster | | | Before |
| 7/4/2007 | BAR | Dobbs | Demoted to reserve roster | | | Before |
| 7/4/2007 | CEN | Gagne | Demoted to reserve roster | | | Before |
| 7/4/2007 | CEN | Otsuka | Promoted to active roster | | | Before |
| 7/4/2007 | HAR | Anderson,M | Demoted to reserve roster | | | Before |
| 7/4/2007 | HAR | Baek | Promoted to active roster | | | Before |
| 7/4/2007 | HAR | Bonderman | Demoted to reserve roster | | | Before |
| 7/4/2007 | HAR | Brown,A | Promoted to active roster | | | Before |
| 7/4/2007 | HAR | Delcarmen | Promoted to active roster | | | Before |
| 7/4/2007 | HAR | Everett | Promoted to active roster | | | Before |
| 7/4/2007 | HAR | Gotay | Promoted to active roster | | | Before |
| 7/4/2007 | HAR | Munson | Promoted to active roster | | | Before |
| 7/4/2007 | HAR | Papelbon | Demoted to reserve roster | | | Before |
| 7/4/2007 | HAR | Springer | Demoted to reserve roster | | | Before |
| 7/4/2007 | HAR | Tracy | Demoted to reserve roster | | | Before |
| 7/4/2007 | HAR | Treanor | Demoted to reserve roster | | | Before |
| 7/4/2007 | NYD | Clayton | Demoted to reserve roster | | | Before |
| 7/4/2007 | NYD | LaForest | Signed | | | Before |
| 7/4/2007 | REN | Pelfrey | Demoted to reserve roster | | | Before |
| 7/4/2007 | REN | Stauffer | Promoted to active roster | | | Before |
| 7/5/2007 | CIO | Biggio | Acquired via trade | RMO | | After |
| 7/5/2007 | RMO | Biggio | Traded away | CIO | | After |
| 7/7/2007 | BAR | Guthrie | Activated from disabled list | | | Before |
| 7/7/2007 | BAR | Volquez | Demoted to reserve roster | | | Before |
| 7/7/2007 | CIO | Gutierrez,F | Promoted to active roster | | | Before |
| 7/7/2007 | CIO | Jones,Ga | Promoted to active roster | | | Before |
| 7/7/2007 | CIO | Raburn | Placed on disabled list | | 7/7/2007 | Before |
| 7/7/2007 | CIO | Votto | Demoted to reserve roster | | | Before |
| 7/7/2007 | REN | Chen | Promoted to active roster | | | Before |
| 7/7/2007 | REN | Litsch | Demoted to reserve roster | | | Before |
| 7/7/2007 | RYS | Happ | Demoted to reserve roster | | | Before |
| 7/8/2007 | BAR | Bonds | Placed on disabled list | | 7/8/2007 | Before |
| 7/8/2007 | BAR | Duchscherer | Promoted to active roster | | | Before |
| 7/8/2007 | BAR | Perez,T | Promoted to active roster | | | Before |
| 7/8/2007 | BAR | Phelps | Demoted to reserve roster | | | Before |
| 7/8/2007 | BRK | Melhuse | Placed on disabled list | | 7/8/2007 | Before |
| 7/8/2007 | BRK | Stinnett | Promoted to active roster | | | Before |
| 7/8/2007 | CBB | Giese | Demoted to reserve roster | | | Before |
| 7/8/2007 | CIO | Lester | Activated from disabled list | | | Before |
| 7/8/2007 | CIO | Van Benschoten | Demoted to reserve roster | | | Before |
| 7/8/2007 | CTW | Fossum | Demoted to reserve roster | | | Before |
| 7/8/2007 | CTW | Stewart,I | Promoted to active roster | | | Before |
| 7/8/2007 | RYS | Tomko | Promoted to active roster | | | Before |
| 7/9/2007 | ATM | Blanco | Demoted to reserve roster | | | Before |
| 7/9/2007 | ATM | Napoli | Activated from disabled list | | | Before |
| 7/9/2007 | BBG | Feldman | Demoted to reserve roster | | | Before |
| 7/9/2007 | BBG | Young,Dm | Promoted to active roster | | | Before |
| 7/9/2007 | CBB | Herges | Demoted to reserve roster | | | Before |
| 7/9/2007 | CIO | Aardsma | Promoted to active roster | | | Before |
| 7/9/2007 | CIO | Mesa | Demoted to reserve roster | | | Before |
| 7/9/2007 | NEP | Campillo | Promoted to active roster | | | Before |
| 7/9/2007 | NEP | Galarraga | Demoted to reserve roster | | | Before |
| 7/9/2007 | NEP | Iannetta | Demoted to reserve roster | | | Before |
| 7/9/2007 | NEP | Mirabelli | Promoted to active roster | | | Before |
| 7/10/2007 | CBB | Riske | Promoted to active roster | | | Before |
| 7/10/2007 | CIN | Byrdak | Demoted to reserve roster | | | Before |
| 7/10/2007 | CIN | Floyd,G | Promoted to active roster | | | Before |
| 7/10/2007 | TEW | Buchholz,T | Demoted to reserve roster | | | Before |
| 7/10/2007 | TEW | Germano | Promoted to active roster | | | Before |
| 7/10/2007 | TEW | Kearns | Promoted to active roster | | | Before |
| 7/10/2007 | TEW | Keppinger | Demoted to reserve roster | | | Before |
| 7/10/2007 | TEW | Morales,J | Promoted to active roster | | | Before |
| 7/10/2007 | TEW | Rivera,Mi | Demoted to reserve roster | | | Before |
| 7/10/2007 | TEW | Sampson | Demoted to reserve roster | | | Before |
| 7/10/2007 | TEW | Schumaker | Promoted to active roster | | | Before |
| 7/10/2007 | TEW | Spilborghs | Demoted to reserve roster | | | Before |
| 7/10/2007 | TEW | Wellemeyer | Activated from disabled list | | | Before |
| 7/11/2007 | ATM | Harris,W | Demoted to reserve roster | | | Before |
| 7/11/2007 | ATM | Lopez,F | Promoted to active roster | | | Before |
| 7/11/2007 | NYD | Bazardo | Demoted to reserve roster | | | Before |
| 7/11/2007 | NYD | Parra | Promoted to active roster | | | Before |
| 7/11/2007 | RYS | Jackson,C | Activated from disabled list | | | Before |
| 7/11/2007 | RYS | Milledge | Demoted to reserve roster | | | Before |
| 7/12/2007 | BBG | Proctor | Promoted to active roster | | | Before |
| 7/12/2007 | BBG | Rodney | Demoted to reserve roster | | | Before |
| 7/12/2007 | CIN | Miller,C | Promoted to active roster | | | Before |
| 7/12/2007 | CIN | Pena,B | Demoted to reserve roster | | | Before |
| 7/12/2007 | FDH | Cruz,N | Demoted to reserve roster | | | Before |
| 7/12/2007 | FDH | Hernandez,Li | Promoted to active roster | | | Before |
| 7/12/2007 | REN | Slowey | Placed on disabled list | | 7/12/2007 | Before |
| 7/12/2007 | REN | Vargas,J | Promoted to active roster | | | Before |
| 7/12/2007 | RYS | Frasor | Demoted to reserve roster | | | Before |
| 7/12/2007 | RYS | Ohlendorf | Demoted to reserve roster | | | Before |
| 7/12/2007 | RYS | Petit | Promoted to active roster | | | Before |
| 7/12/2007 | RYS | Stetter | Promoted to active roster | | | Before |
| 7/13/2007 | BRK | Edmonds | Demoted to reserve roster | | | Before |
| 7/13/2007 | BRK | Morales,K | Promoted to active roster | | | Before |
| 7/13/2007 | BRK | Morgan | Demoted to reserve roster | | | Before |
| 7/13/2007 | BRK | Sullivan | Promoted to active roster | | | Before |
| 7/13/2007 | TEW | Inglett | Promoted to active roster | | | Before |
| 7/13/2007 | TEW | Morales,J | Demoted to reserve roster | | | Before |
| 7/14/2007 | ATM | Dukes | Promoted to active roster | | | Before |
| 7/14/2007 | ATM | Nunez,L | Demoted to reserve roster | | | Before |
| 7/14/2007 | GAR | Donnelly | Promoted to active roster | | | Before |
| 7/14/2007 | GAR | Hoffman | Placed on disabled list | | 7/14/2007 | Before |
| 7/15/2007 | ATM | Green,S | Promoted to active roster | | | Before |
| 7/15/2007 | ATM | Werth | Demoted to reserve roster | | | Before |
| 7/15/2007 | NYD | Buck,J | Placed on disabled list | | 6/29/2007 | Before |
| 7/15/2007 | NYD | Clayton | Promoted to active roster | | | Before |
| 7/15/2007 | NYD | LaForest | Demoted to reserve roster | | | Before |
| 7/15/2007 | NYD | Towles | Demoted to reserve roster | | | Before |
| 7/15/2007 | NYD | Zaun | Activated from disabled list | | | Before |
| 7/15/2007 | RYS | Bergmann | Promoted to active roster | | | Before |
| 7/15/2007 | RYS | Stetter | Demoted to reserve roster | | | Before |
| 7/16/2007 | ATM | Condrey | Promoted to active roster | | | Before |
| 7/16/2007 | ATM | Perkins | Demoted to reserve roster | | | Before |
| 7/16/2007 | BRK | Danks | Demoted to reserve roster | | | Before |
| 7/16/2007 | BRK | Jennings | Promoted to active roster | | | Before |
| 7/16/2007 | CIO | Biggio | Promoted to active roster | | | Before |
| 7/16/2007 | CIO | Elarton | Demoted to reserve roster | | | Before |
| 7/16/2007 | CIO | Flores,J | Demoted to reserve roster | | | Before |
| 7/16/2007 | CIO | Jimenez,U | Promoted to active roster | | | Before |
| 7/16/2007 | CIO | Kendrick,H | Demoted to reserve roster | | | Before |
| 7/16/2007 | CIO | Ross,D | Activated from disabled list | | | Before |
| 7/16/2007 | NYD | Watkins | Promoted to active roster | | | Before |
| 7/18/2007 | BRK | Mathis | Acquired via trade | CEN | | After |
| 7/18/2007 | BRK | Morales,K | Traded away | CEN | | After |
| 7/18/2007 | BRK | Timlin | Traded away | CEN | | After |
| 7/18/2007 | BRK | Vizquel | Acquired via trade | CEN | | After |
| 7/18/2007 | CEN | Mathis | Traded away | BRK | | After |
| 7/18/2007 | CEN | Morales,K | Acquired via trade | BRK | | After |
| 7/18/2007 | CEN | Timlin | Acquired via trade | BRK | | After |
| 7/18/2007 | CEN | Vizquel | Traded away | BRK | | After |
| 7/18/2007 | CIO | Aardsma | Demoted to reserve roster | | | Before |
| 7/18/2007 | CIO | Jimenez,U | Demoted to reserve roster | | | Before |
| 7/18/2007 | CIO | Ramirez,Ho | Activated from disabled list | | | Before |
| 7/18/2007 | CIO | Roberts,R | Promoted to active roster | | | Before |
| 7/18/2007 | GAR | Heilman | Demoted to reserve roster | | | Before |
| 7/18/2007 | GAR | Howry | Promoted to active roster | | | Before |
| 7/19/2007 | BAR | Chamberlain | Demoted to reserve roster | | | Before |
| 7/19/2007 | BAR | Littleton | Promoted to active roster | | | Before |
| 7/19/2007 | BAR | Rodriguez,G | Promoted to active roster | | | Before |
| 7/19/2007 | BAR | Soto | Demoted to reserve roster | | | Before |
| 7/19/2007 | BRK | Sosa,S | Promoted to active roster | | | Before |
| 7/19/2007 | CEN | Isringhausen | Demoted to reserve roster | | | Before |
| 7/19/2007 | CEN | Rodriguez,I | Demoted to reserve roster | | | Before |
| 7/19/2007 | CEN | Timlin | Promoted to active roster | | | Before |
| 7/19/2007 | CIN | Cabrera,A | Demoted to reserve roster | | | Before |
| 7/19/2007 | CIN | Durham | Promoted to active roster | | | Before |
| 7/19/2007 | CIN | Freel | Promoted to active roster | | | Before |
| 7/19/2007 | CIN | Klesko | Demoted to reserve roster | | | Before |
| 7/19/2007 | PHI | Dillon | Demoted to reserve roster | | | Before |
| 7/19/2007 | REN | Johnson,Re | Placed on disabled list | | 7/19/2007 | Before |
| 7/19/2007 | REN | Moss | Promoted to active roster | | | Before |
| 7/20/2007 | ATM | Bradley | Demoted to reserve roster | | | Before |
| 7/20/2007 | ATM | Ludwick | Activated from disabled list | | | Before |
| 7/20/2007 | BBG | Gonzalez,Alex | Promoted to active roster | | | Before |
| 7/20/2007 | BBG | Young,Dm | Traded away | RMO | | After |
| 7/20/2007 | CBB | Bonser | Demoted to reserve roster | | | Before |
| 7/20/2007 | CBB | Meredith | Promoted to active roster | | | Before |
| 7/20/2007 | CBB | Rogers,K | Activated from disabled list | | | Before |
| 7/20/2007 | CIO | Pierre | Acquired via trade | RMO | | After |
| 7/20/2007 | CIO | Wells,K | Traded away | RMO | | After |
| 7/20/2007 | GAR | Accardo | Promoted to active roster | | | Before |
| 7/20/2007 | GAR | Escobar,K | Placed on disabled list | | 7/20/2007 | Before |
| 7/20/2007 | GAR | Johnson,Ra | Promoted to active roster | | | Before |
| 7/20/2007 | GAR | Soriano,A | Demoted to reserve roster | | | Before |
| 7/20/2007 | REN | Cormier,L | Promoted to active roster | | | Before |
| 7/20/2007 | REN | Gordon,T | Demoted to reserve roster | | | Before |
| 7/20/2007 | RMO | Young,Dm | Demoted to reserve roster | | | Before |
| 7/20/2007 | RMO | Pierre | Traded away | CIO | | After |
| 7/20/2007 | RMO | Wells,K | Acquired via trade | CIO | | After |
| 7/20/2007 | RMO | Young,Dm | Acquired via trade | BBG | | After |
| 7/20/2007 | RYS | Seay | Promoted to active roster | | | Before |
| 7/20/2007 | RYS | Veras | Demoted to reserve roster | | | Before |
| 7/21/2007 | CIO | Pierre | Promoted to active roster | | | Before |
| 7/21/2007 | CIO | Roberts,R | Demoted to reserve roster | | | Before |
| 7/22/2007 | ATM | Blanco | Promoted to active roster | | | Before |
| 7/22/2007 | ATM | Napoli | Demoted to reserve roster | | | Before |
| 7/22/2007 | FDH | James | Promoted to active roster | | | Before |
| 7/22/2007 | FDH | Loe | Demoted to reserve roster | | | Before |
| 7/22/2007 | GAR | Soriano,A | Promoted to active roster | | | Before |
| 7/22/2007 | GAR | Soriano,R | Demoted to reserve roster | | | Before |
| 7/22/2007 | NYD | Parra | Demoted to reserve roster | | | Before |
| 7/22/2007 | NYD | Sosa,J | Promoted to active roster | | | Before |
| 7/22/2007 | RMO | Ramirez,A | Activated from disabled list | | | Before |
| 7/22/2007 | RMO | Young,Delm | Demoted to reserve roster | | | Before |
| 7/22/2007 | TEW | Green | Promoted to active roster | | | Before |
| 7/22/2007 | TEW | Hensley | Demoted to reserve roster | | | Before |
| 7/22/2007 | TEW | McLouth | Demoted to reserve roster | | | Before |
| 7/22/2007 | TEW | Silva | Promoted to active roster | | | Before |
| 7/23/2007 | BBG | Franco | Promoted to active roster | | | Before |
| 7/23/2007 | BBG | Zobrist | Demoted to reserve roster | | | Before |
| 7/23/2007 | CIN | Beltran | Placed on disabled list | | 7/23/2007 | Before |
| 7/23/2007 | CIN | Lewis,F | Promoted to active roster | | | Before |
| 7/23/2007 | GAR | Blalock | Promoted to active roster | | | Before |
| 7/23/2007 | GAR | Boone | Demoted to reserve roster | | | Before |
| 7/23/2007 | HAR | Brown,A | Demoted to reserve roster | | | Before |
| 7/23/2007 | HAR | Church | Demoted to reserve roster | | | Before |
| 7/23/2007 | HAR | Clemens | Demoted to reserve roster | | | Before |
| 7/23/2007 | HAR | Gotay | Demoted to reserve roster | | | Before |
| 7/23/2007 | HAR | Hirsh | Promoted to active roster | | | Before |
| 7/23/2007 | HAR | Munson | Demoted to reserve roster | | | Before |
| 7/23/2007 | HAR | Papelbon | Promoted to active roster | | | Before |
| 7/23/2007 | HAR | Putz | Demoted to reserve roster | | | Before |
| 7/23/2007 | HAR | Springer | Promoted to active roster | | | Before |
| 7/23/2007 | HAR | Thames | Promoted to active roster | | | Before |
| 7/23/2007 | HAR | Tracy | Promoted to active roster | | | Before |
| 7/23/2007 | HAR | Treanor | Promoted to active roster | | | Before |
| 7/23/2007 | REN | Aybar,E | Activated from disabled list | | | Before |
| 7/23/2007 | REN | Fontenot | Demoted to reserve roster | | | Before |
| 7/24/2007 | CIO | Perez,Od | Demoted to reserve roster | | | Before |
| 7/24/2007 | CIO | Towers | Promoted to active roster | | | Before |
| 7/24/2007 | TEW | Inglett | Demoted to reserve roster | | | Before |
| 7/24/2007 | TEW | Ransom | Promoted to active roster | | | Before |
| 7/25/2007 | CTW | Millwood | Demoted to reserve roster | | | Before |
| 7/25/2007 | CTW | Tavarez | Promoted to active roster | | | Before |
| 7/25/2007 | NEP | Barrett | Placed on disabled list | | 7/25/2007 | Before |
| 7/25/2007 | NEP | Iannetta | Promoted to active roster | | | Before |
| 7/25/2007 | NYD | Buck,J | Activated from disabled list | | | Before |
| 7/25/2007 | NYD | Lieberthal | Demoted to reserve roster | | | Before |
| 7/26/2007 | ATM | Atchison | Demoted to reserve roster | | | Before |
| 7/26/2007 | ATM | Crede | Promoted to active roster | | | Before |
| 7/26/2007 | ATM | Glaus | Demoted to reserve roster | | | Before |
| 7/26/2007 | ATM | Shields,J | Activated from disabled list | | | Before |
| 7/26/2007 | BRK | Melhuse | Activated from disabled list | | | Before |
| 7/26/2007 | BRK | Melhuse | Demoted to reserve roster | | | Before |
| 7/26/2007 | CTW | Casilla,A | Promoted to active roster | | | Before |
| 7/26/2007 | CTW | Overbay | Demoted to reserve roster | | | Before |
| 7/26/2007 | NEP | Bannister | Demoted to reserve roster | | | Before |
| 7/26/2007 | NEP | Geary | Promoted to active roster | | | Before |
| 7/26/2007 | NEP | Rowland-Smith | Demoted to reserve roster | | | Before |
| 7/26/2007 | NEP | Sonnanstine | Promoted to active roster | | | Before |
| 7/26/2007 | REN | Vargas,J | Demoted to reserve roster | | | Before |
| 7/27/2007 | RYS | DiNardo | Promoted to active roster | | | Before |
| 7/27/2007 | RYS | Lopez,Ja | Demoted to reserve roster | | | Before |
| 7/28/2007 | CIO | Lester | Demoted to reserve roster | | | Before |
| 7/28/2007 | CIO | Olsen | Promoted to active roster | | | Before |
| 7/28/2007 | REN | Slowey | Activated from disabled list | | | Before |
| 7/28/2007 | RYS | Abreu,T | Promoted to active roster | | | Before |
| 7/28/2007 | RYS | Reynolds | Demoted to reserve roster | | | Before |
| 7/29/2007 | CIN | Durham | Demoted to reserve roster | | | Before |
| 7/29/2007 | CIN | Kendall | Promoted to active roster | | | Before |
| 7/29/2007 | GAR | Hoffman | Activated from disabled list | | | Before |
| 7/29/2007 | GAR | Saito | Demoted to reserve roster | | | Before |
| 7/29/2007 | NYD | Hughes | Activated from disabled list | | | Before |
| 7/29/2007 | NYD | Sosa,J | Demoted to reserve roster | | | Before |
| 7/29/2007 | PHI | Castillo,J | Promoted to active roster | | | Before |
| 7/29/2007 | PHI | Cruz,Jo | Promoted to active roster | | | Before |
| 7/29/2007 | PHI | Gardner | Demoted to reserve roster | | | Before |
| 7/29/2007 | PHI | Marcum | Activated from disabled list | | | Before |
| 7/29/2007 | PHI | Mussina | Demoted to reserve roster | | | Before |
| 7/29/2007 | PHI | Torres | Promoted to active roster | | | Before |
| 7/29/2007 | PHI | Victorino | Placed on disabled list | | 7/29/2007 | Before |
| 7/29/2007 | TEW | Bowen | Promoted to active roster | | | Before |
| 7/29/2007 | TEW | Wellemeyer | Demoted to reserve roster | | | Before |
| 7/30/2007 | BAR | Bonds | Activated from disabled list | | | Before |
| 7/30/2007 | BAR | Bowen | Demoted to reserve roster | | | Before |
| 7/30/2007 | BAR | Duchscherer | Demoted to reserve roster | | | Before |
| 7/30/2007 | BAR | Perez,T | Demoted to reserve roster | | | Before |
| 7/30/2007 | BAR | Acosta | Acquired via trade | TEW | | After |
| 7/30/2007 | BAR | Bowen | Acquired via trade | TEW | | After |
| 7/30/2007 | BAR | Cedeno | Acquired via trade | CTW | | After |
| 7/30/2007 | BAR | Dobbs | Traded away | REN | | After |
| 7/30/2007 | BAR | Garko | Acquired via trade | REN | | After |
| 7/30/2007 | BAR | Kearns | Acquired via trade | TEW | | After |
| 7/30/2007 | BAR | Lewis,J | Acquired via trade | TEW | | After |
| 7/30/2007 | BBG | Feliz | Acquired via trade | GAR | | After |
| 7/30/2007 | BBG | Franco | Traded away | GAR | | After |
| 7/30/2007 | BRK | Miller,A | Demoted to reserve roster | | | Before |
| 7/30/2007 | BRK | Sanches | Promoted to active roster | | | Before |
| 7/30/2007 | CEN | Pena,W | Promoted to active roster | | | Before |
| 7/30/2007 | CEN | Guerrero | Traded away | RMO | | After |
| 7/30/2007 | CEN | Markakis | Acquired via trade | RMO | | After |
| 7/30/2007 | CEN | Millar | Traded away | CIN | | After |
| 7/30/2007 | CEN | Murton | Acquired via trade | CIN | | After |
| 7/30/2007 | CEN | Rodriguez,F | Traded away | RMO | | After |
| 7/30/2007 | CIN | Millar | Acquired via trade | CEN | | After |
| 7/30/2007 | CIN | Murton | Traded away | CEN | | After |
| 7/30/2007 | CIO | Gutierrez,F | Demoted to reserve roster | | | Before |
| 7/30/2007 | CIO | Roberts,R | Promoted to active roster | | | Before |
| 7/30/2007 | CTW | Cedeno | Traded away | BAR | | After |
| 7/30/2007 | CTW | Garcia,F | Acquired via trade | NEP | | After |
| 7/30/2007 | FDH | Armas | Promoted to active roster | | | Before |
| 7/30/2007 | FDH | Bailey,H | Demoted to reserve roster | | | Before |
| 7/30/2007 | FDH | Dotel | Demoted to reserve roster | | | Before |
| 7/30/2007 | FDH | Duncan,C | Promoted to active roster | | | Before |
| 7/30/2007 | FDH | Gordon,A | Demoted to reserve roster | | | Before |
| 7/30/2007 | FDH | Hammock | Promoted to active roster | | | Before |
| 7/30/2007 | FDH | Lyon | Demoted to reserve roster | | | Before |
| 7/30/2007 | FDH | Reyes,An | Promoted to active roster | | | Before |
| 7/30/2007 | FDH | Trachsel | Promoted to active roster | | | Before |
| 7/30/2007 | FDH | Duncan,C | Acquired via trade | SOI | | After |
| 7/30/2007 | FDH | Robertson,N | Traded away | SOI | | After |
| 7/30/2007 | GAR | Feliz | Traded away | BBG | | After |
| 7/30/2007 | GAR | Franco | Acquired via trade | BBG | | After |
| 7/30/2007 | NEP | Bulger | Promoted to active roster | | | Before |
| 7/30/2007 | NEP | Campillo | Demoted to reserve roster | | | Before |
| 7/30/2007 | NEP | Francisco,F | Demoted to reserve roster | | | Before |
| 7/30/2007 | NEP | Pavano | Promoted to active roster | | | Before |
| 7/30/2007 | NEP | Garcia,F | Traded away | CTW | | After |
| 7/30/2007 | PHI | Grudzielanek | Activated from disabled list | | | Before |
| 7/30/2007 | PHI | Utley | Placed on disabled list | | 7/30/2007 | Before |
| 7/30/2007 | PHI | Hawkins | Acquired via trade | RMO | | After |
| 7/30/2007 | PHI | Varitek | Traded away | RMO | | After |
| 7/30/2007 | REN | Saarloos | Promoted to active roster | | | Before |
| 7/30/2007 | REN | Stauffer | Demoted to reserve roster | | | Before |
| 7/30/2007 | REN | Dobbs | Acquired via trade | BAR | | After |
| 7/30/2007 | REN | Garko | Traded away | BAR | | After |
| 7/30/2007 | RMO | Butler | Promoted to active roster | | | Before |
| 7/30/2007 | RMO | Chavez,Er | Promoted to active roster | | | Before |
| 7/30/2007 | RMO | Ensberg | Demoted to reserve roster | | | Before |
| 7/30/2007 | RMO | Hawkins | Demoted to reserve roster | | | Before |
| 7/30/2007 | RMO | Hill,S | Demoted to reserve roster | | | Before |
| 7/30/2007 | RMO | Matsui,H | Demoted to reserve roster | | | Before |
| 7/30/2007 | RMO | Matsui,H | Promoted to active roster | | | Before |
| 7/30/2007 | RMO | Meche | Promoted to active roster | | | Before |
| 7/30/2007 | RMO | Nady | Demoted to reserve roster | | | Before |
| 7/30/2007 | RMO | Saunders | Demoted to reserve roster | | | Before |
| 7/30/2007 | RMO | Snell | Promoted to active roster | | | Before |
| 7/30/2007 | RMO | Wilkerson | Promoted to active roster | | | Before |
| 7/30/2007 | RMO | Young,M | Demoted to reserve roster | | | Before |
| 7/30/2007 | RMO | Guerrero | Acquired via trade | CEN | | After |
| 7/30/2007 | RMO | Hawkins | Traded away | PHI | | After |
| 7/30/2007 | RMO | Markakis | Traded away | CEN | | After |
| 7/30/2007 | RMO | Rodriguez,F | Acquired via trade | CEN | | After |
| 7/30/2007 | RMO | Varitek | Acquired via trade | PHI | | After |
| 7/30/2007 | SOI | Robertson,N | Demoted to reserve roster | | | Before |
| 7/30/2007 | SOI | Duncan,C | Traded away | FDH | | After |
| 7/30/2007 | SOI | Robertson,N | Acquired via trade | FDH | | After |
| 7/30/2007 | TEW | Mench | Promoted to active roster | | | Before |
| 7/30/2007 | TEW | Suzuki,K | Promoted to active roster | | | Before |
| 7/30/2007 | TEW | Acosta | Traded away | BAR | | After |
| 7/30/2007 | TEW | Bowen | Traded away | BAR | | After |
| 7/30/2007 | TEW | Kearns | Traded away | BAR | | After |
| 7/30/2007 | TEW | Lewis,J | Traded away | BAR | | After |
| 7/31/2007 | BAR | Phelps | Promoted to active roster | | | Before |
| 7/31/2007 | BAR | Rodriguez,G | Demoted to reserve roster | | | Before |
| 7/31/2007 | BAR | Taveras | Demoted to reserve roster | | | Before |
| 7/31/2007 | BBG | Feliz | Promoted to active roster | | | Before |
| 7/31/2007 | BBG | Madson | Promoted to active roster | | | Before |
| 7/31/2007 | BBG | Oliver | Demoted to reserve roster | | | Before |
| 7/31/2007 | BRK | Baker,S | Demoted to reserve roster | | | Before |
| 7/31/2007 | BRK | Harden | Promoted to active roster | | | Before |
| 7/31/2007 | CEN | Murton | Demoted to reserve roster | | | Before |
| 7/31/2007 | CIN | Kendrick,K | Demoted to reserve roster | | | Before |
| 7/31/2007 | CIN | Millar | Promoted to active roster | | | Before |
| 7/31/2007 | CIN | Miller,Ju | Promoted to active roster | | | Before |
| 7/31/2007 | CIO | Duncan,C | Acquired via trade | FDH | | After |
| 7/31/2007 | CIO | Mesa | Traded away | FDH | | After |
| 7/31/2007 | CTW | Garcia,F | Promoted to active roster | | | Before |
| 7/31/2007 | CTW | Kim | Demoted to reserve roster | | | Before |
| 7/31/2007 | FDH | Duncan,C | Traded away | CIO | | After |
| 7/31/2007 | FDH | Mesa | Acquired via trade | CIO | | After |
| 7/31/2007 | GAR | Franco | Demoted to reserve roster | | | Before |
| 7/31/2007 | PHI | Abercrombie | Promoted to active roster | | | Before |
| 7/31/2007 | PHI | Fultz | Demoted to reserve roster | | | Before |
| 7/31/2007 | PHI | Paul | Promoted to active roster | | | Before |
| 7/31/2007 | PHI | Ramirez,R | Promoted to active roster | | | Before |
| 7/31/2007 | PHI | Vizcaino | Demoted to reserve roster | | | Before |
| 7/31/2007 | REN | Dobbs | Promoted to active roster | | | Before |
| 7/31/2007 | RMO | Snyder,C | Demoted to reserve roster | | | Before |
| 7/31/2007 | SOI | Feliciano | Promoted to active roster | | | Before |
| 7/31/2007 | SOI | Perez,R | Demoted to reserve roster | | | Before |
| 8/1/2007 | NYD | Ortmeier | Demoted to reserve roster | | | Before |
| 8/3/2007 | BAR | Hampson | Promoted to active roster | | | Before |
| 8/3/2007 | BAR | Tallet | Demoted to reserve roster | | | Before |
| 8/3/2007 | BRK | Barmes | Promoted to active roster | | | Before |
| 8/3/2007 | BRK | Drew,S | Demoted to reserve roster | | | Before |
| 8/3/2007 | CIN | Bourn | Promoted to active roster | | | Before |
| 8/3/2007 | CIN | Lewis,F | Demoted to reserve roster | | | Before |
| 8/3/2007 | CIO | Duncan,C | Demoted to reserve roster | | | Before |
| 8/3/2007 | REN | Anderson,G | Promoted to active roster | | | Before |
| 8/3/2007 | REN | Langerhans | Demoted to reserve roster | | | Before |
| 8/3/2007 | RYS | Bergmann | Placed on disabled list | | 8/2/2007 | Before |
| 8/3/2007 | RYS | Frasor | Promoted to active roster | | | Before |
| 8/3/2007 | RYS | Guzman,C | Demoted to reserve roster | | | Before |
| 8/3/2007 | RYS | Hannahan | Demoted to reserve roster | | | Before |
| 8/3/2007 | RYS | Milledge | Promoted to active roster | | | Before |
| 8/3/2007 | RYS | Reynolds | Promoted to active roster | | | Before |
| 8/3/2007 | SOI | Sherrill | Demoted to reserve roster | | | Before |
| 8/4/2007 | FDH | Hamels | Demoted to reserve roster | | | Before |
| 8/4/2007 | FDH | Mesa | Promoted to active roster | | | Before |
| 8/4/2007 | REN | Chen | Demoted to reserve roster | | | Before |
| 8/4/2007 | REN | Stults | Promoted to active roster | | | Before |
| 8/5/2007 | NEP | Pavano | Demoted to reserve roster | | | Before |
| 8/6/2007 | ATM | Floyd,C | Promoted to active roster | | | Before |
| 8/6/2007 | ATM | Gaudin | Promoted to active roster | | | Before |
| 8/6/2007 | ATM | Grilli | Demoted to reserve roster | | | Before |
| 8/6/2007 | ATM | League | Demoted to reserve roster | | | Before |
| 8/6/2007 | ATM | Ludwick | Demoted to reserve roster | | | Before |
| 8/6/2007 | ATM | Miles | Demoted to reserve roster | | | Before |
| 8/6/2007 | ATM | Nolasco | Promoted to active roster | | | Before |
| 8/6/2007 | ATM | Tyner | Promoted to active roster | | | Before |
| 8/6/2007 | BBG | Bautista,J | Placed on disabled list | | 8/5/2007 | Before |
| 8/6/2007 | BBG | Rabelo | Promoted to active roster | | | Before |
| 8/6/2007 | BBG | Rodney | Promoted to active roster | | | Before |
| 8/6/2007 | BBG | Torrealba | Demoted to reserve roster | | | Before |
| 8/6/2007 | BRK | Braun,R | Demoted to reserve roster | | | Before |
| 8/6/2007 | BRK | Mathis | Promoted to active roster | | | Before |
| 8/6/2007 | BRK | Perez,N | Promoted to active roster | | | Before |
| 8/6/2007 | BRK | Pineiro | Demoted to reserve roster | | | Before |
| 8/6/2007 | CIN | Burnett | Demoted to reserve roster | | | Before |
| 8/6/2007 | CIN | Kendrick,K | Promoted to active roster | | | Before |
| 8/6/2007 | CIO | Davies | Promoted to active roster | | | Before |
| 8/6/2007 | CIO | Towers | Demoted to reserve roster | | | Before |
| 8/6/2007 | GAR | Escobar,K | Activated from disabled list | | | Before |
| 8/6/2007 | GAR | Johnson,Ra | Demoted to reserve roster | | | Before |
| 8/6/2007 | NEP | Bulger | Demoted to reserve roster | | | Before |
| 8/6/2007 | NEP | Byrd,P | Promoted to active roster | | | Before |
| 8/6/2007 | NEP | Weaver,Jef | Promoted to active roster | | | Before |
| 8/6/2007 | REN | Fontenot | Promoted to active roster | | | Before |
| 8/6/2007 | REN | Giles,B | Placed on disabled list | | 8/5/2007 | Before |
| 8/6/2007 | SOI | Beimel | Promoted to active roster | | | Before |
| 8/6/2007 | SOI | Easley | Promoted to active roster | | | Before |
| 8/6/2007 | SOI | Lee,D | Demoted to reserve roster | | | Before |
| 8/7/2007 | BBG | Madson | Demoted to reserve roster | | | Before |
| 8/7/2007 | BBG | Torrealba | Promoted to active roster | | | Before |
| 8/7/2007 | REN | Jacobs | Promoted to active roster | | | Before |
| 8/7/2007 | REN | Punto | Placed on disabled list | | 8/7/2007 | Before |
| 8/7/2007 | TEW | Morrow | Demoted to reserve roster | | | Before |
| 8/7/2007 | TEW | Wellemeyer | Promoted to active roster | | | Before |
| 8/8/2007 | ATM | Correia | Promoted to active roster | | | Before |
| 8/8/2007 | ATM | Greinke | Demoted to reserve roster | | | Before |
| 8/8/2007 | CIN | Lugo,J | Promoted to active roster | | | Before |
| 8/8/2007 | CIN | Tejada | Placed on disabled list | | 8/8/2007 | Before |
| 8/9/2007 | ATM | Damon | Demoted to reserve roster | | | Before |
| 8/9/2007 | ATM | Kotchman | Promoted to active roster | | | Before |
| 8/9/2007 | BRK | Erstad | Promoted to active roster | | | Before |
| 8/9/2007 | BRK | Figgins | Demoted to reserve roster | | | Before |
| 8/9/2007 | BRK | Gwynn | Demoted to reserve roster | | | Before |
| 8/9/2007 | BRK | Nixon | Promoted to active roster | | | Before |
| 8/9/2007 | CIN | Beltran | Activated from disabled list | | | Before |
| 8/9/2007 | CIN | Bourn | Demoted to reserve roster | | | Before |
| 8/9/2007 | CIN | Cook | Demoted to reserve roster | | | Before |
| 8/9/2007 | CIN | Durham | Promoted to active roster | | | Before |
| 8/9/2007 | CIN | Kendall | Demoted to reserve roster | | | Before |
| 8/9/2007 | CIN | Klesko | Promoted to active roster | | | Before |
| 8/9/2007 | GAR | Inge | Demoted to reserve roster | | | Before |
| 8/9/2007 | GAR | Lamb | Promoted to active roster | | | Before |
| 8/10/2007 | ATM | Grilli | Promoted to active roster | | | Before |
| 8/10/2007 | ATM | Mujica | Demoted to reserve roster | | | Before |
| 8/10/2007 | CIO | Duncan,C | Promoted to active roster | | | Before |
| 8/10/2007 | CIO | Haren | Demoted to reserve roster | | | Before |
| 8/10/2007 | CIO | Roberts,R | Demoted to reserve roster | | | Before |
| 8/10/2007 | CIO | Thornton | Promoted to active roster | | | Before |
| 8/10/2007 | GAR | Blalock | Demoted to reserve roster | | | Before |
| 8/10/2007 | GAR | Boone | Promoted to active roster | | | Before |
| 8/10/2007 | NYD | Hughes | Demoted to reserve roster | | | Before |
| 8/10/2007 | NYD | Sosa,J | Promoted to active roster | | | Before |
| 8/11/2007 | BRK | Durbin,JD | Promoted to active roster | | | Before |
| 8/11/2007 | BRK | Lidge | Demoted to reserve roster | | | Before |
| 8/11/2007 | CBB | Okajima | Demoted to reserve roster | | | Before |
| 8/11/2007 | TEW | Sheets | Demoted to reserve roster | | | Before |
| 8/11/2007 | TEW | Williams,W | Promoted to active roster | | | Before |
| 8/12/2007 | CEN | Casey | Promoted to active roster | | | Before |
| 8/12/2007 | CEN | Greene | Placed on disabled list | | 8/12/2007 | Before |
| 8/12/2007 | CTW | Baez | Demoted to reserve roster | | | Before |
| 8/12/2007 | CTW | Kim | Promoted to active roster | | | Before |
| 8/12/2007 | CTW | Millwood | Promoted to active roster | | | Before |
| 8/12/2007 | CTW | Overbay | Promoted to active roster | | | Before |
| 8/12/2007 | CTW | Salazar | Promoted to active roster | | | Before |
| 8/12/2007 | CTW | Smith,Jo | Demoted to reserve roster | | | Before |
| 8/12/2007 | CTW | Stewart,I | Demoted to reserve roster | | | Before |
| 8/12/2007 | CTW | Valentin,Jo | Demoted to reserve roster | | | Before |
| 8/12/2007 | REN | Pelfrey | Promoted to active roster | | | Before |
| 8/13/2007 | REN | Pelfrey | Demoted to reserve roster | | | Before |
| 8/13/2007 | RYS | Miller,D | Promoted to active roster | | | Before |
| 8/13/2007 | RYS | Quintero | Demoted to reserve roster | | | Before |
| 8/14/2007 | CBB | Kemp | Activated from disabled list | | | Before |
| 8/14/2007 | CBB | Roberts,D | Demoted to reserve roster | | | Before |
| 8/14/2007 | CBB | Zumaya | Promoted to active roster | | | Before |
| 8/15/2007 | CIO | Duncan,C | Demoted to reserve roster | | | Before |
| 8/15/2007 | CIO | Gutierrez,F | Promoted to active roster | | | Before |
| 8/15/2007 | CIO | Raburn | Activated from disabled list | | | Before |
| 8/15/2007 | CIO | Sexson | Placed on disabled list | | 8/14/2007 | Before |
| 8/16/2007 | BAR | Jimenez,D | Demoted to reserve roster | | | Before |
| 8/16/2007 | BAR | Ojeda | Promoted to active roster | | | Before |
| 8/16/2007 | BRK | Bacsik | Promoted to active roster | | | Before |
| 8/16/2007 | BRK | Stinnett | Demoted to reserve roster | | | Before |
| 8/16/2007 | BRK | Vizquel | Promoted to active roster | | | Before |
| 8/16/2007 | BRK | White,S | Demoted to reserve roster | | | Before |
| 8/16/2007 | CIN | Burnett | Promoted to active roster | | | Before |
| 8/16/2007 | CIN | Floyd,G | Demoted to reserve roster | | | Before |
| 8/16/2007 | CIO | Elarton | Promoted to active roster | | | Before |
| 8/16/2007 | CIO | Molina,Y | Demoted to reserve roster | | | Before |
| 8/16/2007 | CTW | Jones,T | Promoted to active roster | | | Before |
| 8/16/2007 | CTW | Verlander | Demoted to reserve roster | | | Before |
| 8/16/2007 | GAR | Donnelly | Demoted to reserve roster | | | Before |
| 8/16/2007 | GAR | Howry | Demoted to reserve roster | | | Before |
| 8/16/2007 | GAR | Saito | Promoted to active roster | | | Before |
| 8/16/2007 | GAR | Sarfate | Promoted to active roster | | | Before |
| 8/16/2007 | HAR | Ankiel | Promoted to active roster | | | Before |
| 8/16/2007 | HAR | Baek | Demoted to reserve roster | | | Before |
| 8/16/2007 | HAR | Church | Promoted to active roster | | | Before |
| 8/16/2007 | HAR | Clemens | Promoted to active roster | | | Before |
| 8/16/2007 | HAR | Delcarmen | Demoted to reserve roster | | | Before |
| 8/16/2007 | HAR | Diaz,M | Demoted to reserve roster | | | Before |
| 8/16/2007 | HAR | Loney | Demoted to reserve roster | | | Before |
| 8/16/2007 | HAR | Putz | Promoted to active roster | | | Before |
| 8/16/2007 | HAR | Springer | Demoted to reserve roster | | | Before |
| 8/16/2007 | HAR | Tankersley | Promoted to active roster | | | Before |
| 8/16/2007 | NEP | Barrett | Activated from disabled list | | | Before |
| 8/16/2007 | NEP | Iannetta | Demoted to reserve roster | | | Before |
| 8/17/2007 | ATM | Greinke | Promoted to active roster | | | Before |
| 8/17/2007 | ATM | Nolasco | Placed on disabled list | | 8/17/2007 | Before |
| 8/17/2007 | BRK | Bacsik | Placed on disabled list | | 8/17/2007 | Before |
| 8/17/2007 | BRK | Burres | Promoted to active roster | | | Before |
| 8/17/2007 | CIO | Thornton | Demoted to reserve roster | | | Before |
| 8/17/2007 | CIO | Van Benschoten | Promoted to active roster | | | Before |
| 8/17/2007 | NEP | Bannister | Promoted to active roster | | | Before |
| 8/17/2007 | NEP | Geary | Demoted to reserve roster | | | Before |
| 8/19/2007 | REN | Aybar,E | Demoted to reserve roster | | | Before |
| 8/19/2007 | REN | Cameron,K | Promoted to active roster | | | Before |
| 8/19/2007 | REN | Colon | Demoted to reserve roster | | | Before |
| 8/19/2007 | REN | Johnson,Re | Activated from disabled list | | | Before |
| 8/20/2007 | CIN | Byrdak | Promoted to active roster | | | Before |
| 8/20/2007 | CIN | Cordero,F | Demoted to reserve roster | | | Before |
| 8/20/2007 | GAR | Albaladejo | Promoted to active roster | | | Before |
| 8/20/2007 | GAR | Hoffman | Demoted to reserve roster | | | Before |
| 8/21/2007 | BAR | Alfonzo | Demoted to reserve roster | | | Before |
| 8/21/2007 | BAR | Bowen | Promoted to active roster | | | Before |
| 8/21/2007 | BAR | Phelps | Demoted to reserve roster | | | Before |
| 8/21/2007 | BAR | Rodriguez,G | Promoted to active roster | | | Before |
| 8/21/2007 | GAR | Saito | Demoted to reserve roster | | | Before |
| 8/21/2007 | GAR | Soriano,R | Promoted to active roster | | | Before |
| 8/21/2007 | NYD | Hendrickson | Promoted to active roster | | | Before |
| 8/21/2007 | NYD | Laffey | Demoted to reserve roster | | | Before |
| 8/21/2007 | TEW | Buchholz,T | Promoted to active roster | | | Before |
| 8/21/2007 | TEW | Janssen | Demoted to reserve roster | | | Before |
| 8/21/2007 | TEW | Jenks | Demoted to reserve roster | | | Before |
| 8/21/2007 | TEW | Morrow | Promoted to active roster | | | Before |
| 8/21/2007 | TEW | Ramirez,Ed | Promoted to active roster | | | Before |
| 8/21/2007 | TEW | Suzuki,K | Demoted to reserve roster | | | Before |
| 8/22/2007 | NYD | Duncan,S | Promoted to active roster | | | Before |
| 8/23/2007 | BAR | Bonds | Placed on disabled list | | 8/23/2007 | Before |
| 8/23/2007 | BAR | Perez,T | Promoted to active roster | | | Before |
| 8/23/2007 | BBG | Bautista,J | Activated from disabled list | | | Before |
| 8/23/2007 | BBG | Feldman | Promoted to active roster | | | Before |
| 8/23/2007 | BBG | Hamilton | Promoted to active roster | | | Before |
| 8/23/2007 | BBG | Quentin | Demoted to reserve roster | | | Before |
| 8/23/2007 | BBG | Rodney | Demoted to reserve roster | | | Before |
| 8/23/2007 | BBG | Scott | Demoted to reserve roster | | | Before |
| 8/23/2007 | CIN | Lugo,J | Demoted to reserve roster | | | Before |
| 8/23/2007 | CIN | Tejada | Activated from disabled list | | | Before |
| 8/23/2007 | CIO | Roberts,R | Promoted to active roster | | | Before |
| 8/23/2007 | CIO | Ryan,Br | Demoted to reserve roster | | | Before |
| 8/24/2007 | CEN | Barajas | Demoted to reserve roster | | | Before |
| 8/24/2007 | CEN | Rodriguez,I | Promoted to active roster | | | Before |
| 8/24/2007 | CIO | Flores,J | Promoted to active roster | | | Before |
| 8/24/2007 | CIO | Raburn | Demoted to reserve roster | | | Before |
| 8/24/2007 | HAR | Clemens | Demoted to reserve roster | | | Before |
| 8/24/2007 | NEP | Francisco,F | Promoted to active roster | | | Before |
| 8/24/2007 | NEP | Ohman | Demoted to reserve roster | | | Before |
| 8/24/2007 | REN | Jacobs | Demoted to reserve roster | | | Before |
| 8/24/2007 | REN | Moss | Demoted to reserve roster | | | Before |
| 8/24/2007 | REN | Moss | Promoted to active roster | | | Before |
| 8/24/2007 | REN | Nunez,A | Demoted to reserve roster | | | Before |
| 8/24/2007 | REN | Nunez,A | Promoted to active roster | | | Before |
| 8/24/2007 | REN | Punto | Activated from disabled list | | | Before |
| 8/25/2007 | BBG | Feldman | Demoted to reserve roster | | | Before |
| 8/25/2007 | BBG | Hanrahan | Promoted to active roster | | | Before |
| 8/25/2007 | BBG | Marshall,S | Promoted to active roster | | | Before |
| 8/25/2007 | BBG | Peralta,Jo | Demoted to reserve roster | | | Before |
| 8/25/2007 | BBG | Scott | Promoted to active roster | | | Before |
| 8/25/2007 | BBG | Torrealba | Placed on disabled list | | 8/25/2007 | Before |
| 8/25/2007 | CIO | Roberts,R | Demoted to reserve roster | | | Before |
| 8/25/2007 | GAR | Donnelly | Promoted to active roster | | | Before |
| 8/25/2007 | GAR | Soriano,R | Demoted to reserve roster | | | Before |
| 8/25/2007 | NYD | Lincecum | Demoted to reserve roster | | | Before |
| 8/25/2007 | NYD | Ray | Promoted to active roster | | | Before |
| 8/26/2007 | ATM | Blanco | Demoted to reserve roster | | | Before |
| 8/26/2007 | ATM | Olivo | Promoted to active roster | | | Before |
| 8/26/2007 | BAR | Logan,N | Promoted to active roster | | | Before |
| 8/26/2007 | BAR | Sheffield | Demoted to reserve roster | | | Before |
| 8/26/2007 | CBB | Bonser | Promoted to active roster | | | Before |
| 8/26/2007 | CBB | Rogers,K | Placed on disabled list | | 8/17/2007 | Before |
| 8/26/2007 | CEN | Casey | Demoted to reserve roster | | | Before |
| 8/26/2007 | CEN | Greene | Activated from disabled list | | | Before |
| 8/26/2007 | CIO | Morse | Promoted to active roster | | | Before |
| 8/26/2007 | FDH | Cotts | Promoted to active roster | | | Before |
| 8/26/2007 | FDH | Gload | Demoted to reserve roster | | | Before |
| 8/26/2007 | FDH | Gomez,Ca | Promoted to active roster | | | Before |
| 8/26/2007 | FDH | Ortiz,Ra | Demoted to reserve roster | | | Before |
| 8/26/2007 | FDH | Stewart,C | Promoted to active roster | | | Before |
| 8/26/2007 | PHI | Borowski | Promoted to active roster | | | Before |
| 8/26/2007 | PHI | Castillo,J | Demoted to reserve roster | | | Before |
| 8/26/2007 | PHI | Cruz,Jo | Demoted to reserve roster | | | Before |
| 8/26/2007 | PHI | Lindstrom | Demoted to reserve roster | | | Before |
| 8/26/2007 | PHI | Myers,B | Demoted to reserve roster | | | Before |
| 8/26/2007 | PHI | Qualls | Demoted to reserve roster | | | Before |
| 8/26/2007 | PHI | Rivera,S | Promoted to active roster | | | Before |
| 8/26/2007 | PHI | Utley | Activated from disabled list | | | Before |
| 8/26/2007 | PHI | Victorino | Activated from disabled list | | | Before |
| 8/26/2007 | PHI | Vizcaino | Promoted to active roster | | | Before |
| 8/27/2007 | CEN | Isringhausen | Promoted to active roster | | | Before |
| 8/27/2007 | CEN | Otsuka | Demoted to reserve roster | | | Before |
| 8/27/2007 | CIO | Van Benschoten | Demoted to reserve roster | | | Before |
| 8/27/2007 | GAR | Blalock | Promoted to active roster | | | Before |
| 8/27/2007 | GAR | Boone | Demoted to reserve roster | | | Before |
| 8/27/2007 | HAR | Anderson,M | Promoted to active roster | | | Before |
| 8/27/2007 | HAR | Thames | Demoted to reserve roster | | | Before |
| 8/28/2007 | BAR | Anderson,Jo | Promoted to active roster | | | Before |
| 8/28/2007 | BAR | Perez,T | Demoted to reserve roster | | | Before |
| 8/28/2007 | CIO | Duncan,C | Promoted to active roster | | | Before |
| 8/28/2007 | CTW | Maxwell | Promoted to active roster | | | Before |
| 8/28/2007 | CTW | Schierholtz | Demoted to reserve roster | | | Before |
| 8/28/2007 | HAR | Bonderman | Promoted to active roster | | | Before |
| 8/30/2007 | CIO | Morse | Demoted to reserve roster | | | Before |
| 8/30/2007 | REN | Moss | Demoted to reserve roster | | | Before |
| 8/30/2007 | RMO | Hill,S | Demoted to reserve roster | | | Before |
| 8/30/2007 | RMO | Hill,S | Promoted to active roster | | | Before |
| 8/30/2007 | RMO | Moylan | Demoted to reserve roster | | | Before |
| 8/30/2007 | RMO | Vazquez,R | Promoted to active roster | | | Before |
| 8/30/2007 | RYS | Affeldt | Promoted to active roster | | | Before |
| 8/30/2007 | RYS | Bergmann | Activated from disabled list | | | Before |
| 8/30/2007 | RYS | Frasor | Demoted to reserve roster | | | Before |
| 8/30/2007 | RYS | O'Flaherty | Demoted to reserve roster | | | Before |
| 8/31/2007 | BRK | Bacsik | Activated from disabled list | | | Before |
| 8/31/2007 | BRK | Miller,A | Promoted to active roster | | | Before |
| 8/31/2007 | BRK | Morgan | Promoted to active roster | | | Before |
| 8/31/2007 | BRK | Nixon | Placed on disabled list | | 8/29/2007 | Before |
| 8/31/2007 | BRK | Sanches | Demoted to reserve roster | | | Before |
| 8/31/2007 | BRK | Wainwright | Demoted to reserve roster | | | Before |
| 8/31/2007 | CIO | Sexson | Activated from disabled list | | | Before |
| 8/31/2007 | FDH | Belisle | Demoted to reserve roster | | | Before |
| 8/31/2007 | FDH | Cora | Promoted to active roster | | | Before |
| 8/31/2007 | FDH | Cotts | Demoted to reserve roster | | | Before |
| 8/31/2007 | FDH | Dotel | Promoted to active roster | | | Before |
| 8/31/2007 | FDH | Hardy | Demoted to reserve roster | | | Before |
| 8/31/2007 | FDH | Loe | Promoted to active roster | | | Before |
| 8/31/2007 | FDH | Lohse | Demoted to reserve roster | | | Before |
| 8/31/2007 | FDH | Peralta,Jh | Demoted to reserve roster | | | Before |
| 8/31/2007 | FDH | Tejeda | Promoted to active roster | | | Before |
| 8/31/2007 | FDH | Wright,Jam | Promoted to active roster | | | Before |
| 8/31/2007 | REN | Hammel | Demoted to reserve roster | | | Before |
| 8/31/2007 | REN | Jacobs | Promoted to active roster | | | Before |
| 8/31/2007 | REN | Pelfrey | Promoted to active roster | | | Before |
| 9/1/2007 | ATM | Bradley | Promoted to active roster | | | Before |
| 9/1/2007 | ATM | Damon | Promoted to active roster | | | Before |
| 9/1/2007 | ATM | Glaus | Promoted to active roster | | | Before |
| 9/1/2007 | ATM | Ludwick | Promoted to active roster | | | Before |
| 9/1/2007 | ATM | Marte,D | Promoted to active roster | | | Before |
| 9/1/2007 | ATM | Nolasco | Activated from disabled list | | | Before |
| 9/1/2007 | ATM | Nunez,L | Promoted to active roster | | | Before |
| 9/1/2007 | ATM | Street | Promoted to active roster | | | Before |
| 9/1/2007 | ATM | Werth | Promoted to active roster | | | Before |
| 9/1/2007 | BAR | Alfonzo | Promoted to active roster | | | Before |
| 9/1/2007 | BAR | Cedeno | Promoted to active roster | | | Before |
| 9/1/2007 | BAR | Duchscherer | Promoted to active roster | | | Before |
| 9/1/2007 | BAR | Fox | Promoted to active roster | | | Before |
| 9/1/2007 | BAR | Gonzalez,M | Promoted to active roster | | | Before |
| 9/1/2007 | BAR | Jimenez,D | Demoted to reserve roster | | | Before |
| 9/1/2007 | BAR | Jimenez,D | Promoted to active roster | | | Before |
| 9/1/2007 | BAR | Johnson,K | Promoted to active roster | | | Before |
| 9/1/2007 | BAR | Sheffield | Promoted to active roster | | | Before |
| 9/1/2007 | BAR | Taveras | Promoted to active roster | | | Before |
| 9/1/2007 | CBB | Walker,J | Demoted to reserve roster | | | Before |
| 9/1/2007 | CIN | Barfield | Promoted to active roster | | | Before |
| 9/1/2007 | CIN | Bourn | Promoted to active roster | | | Before |
| 9/1/2007 | CIN | Colome | Promoted to active roster | | | Before |
| 9/1/2007 | CIN | Cordero,F | Promoted to active roster | | | Before |
| 9/1/2007 | CIN | Gomez,Ch | Promoted to active roster | | | Before |
| 9/1/2007 | CIN | Kendall | Promoted to active roster | | | Before |
| 9/1/2007 | CIN | Lewis,F | Promoted to active roster | | | Before |
| 9/1/2007 | CIN | Lugo,J | Promoted to active roster | | | Before |
| 9/1/2007 | CIN | Padilla | Promoted to active roster | | | Before |
| 9/1/2007 | CIN | Thigpen | Promoted to active roster | | | Before |
| 9/1/2007 | CIN | Wise,M | Promoted to active roster | | | Before |
| 9/1/2007 | CTW | Duke | Promoted to active roster | | | Before |
| 9/1/2007 | CTW | Fossum | Promoted to active roster | | | Before |
| 9/1/2007 | CTW | Phillips,J | Promoted to active roster | | | Before |
| 9/1/2007 | GAR | Betancourt,Y | Promoted to active roster | | | Before |
| 9/1/2007 | GAR | Boone | Promoted to active roster | | | Before |
| 9/1/2007 | GAR | Franco | Promoted to active roster | | | Before |
| 9/1/2007 | GAR | Heilman | Promoted to active roster | | | Before |
| 9/1/2007 | GAR | Howry | Promoted to active roster | | | Before |
| 9/1/2007 | GAR | Inge | Promoted to active roster | | | Before |
| 9/1/2007 | GAR | Izturis,M | Promoted to active roster | | | Before |
| 9/1/2007 | GAR | Mendoza | Promoted to active roster | | | Before |
| 9/1/2007 | GAR | Thomas | Promoted to active roster | | | Before |
| 9/1/2007 | NEP | Buscher | Promoted to active roster | | | Before |
| 9/1/2007 | NEP | Sweeney,R | Promoted to active roster | | | Before |
| 9/1/2007 | NYD | Bynum | Promoted to active roster | | | Before |
| 9/1/2007 | NYD | Clark,T | Promoted to active roster | | | Before |
| 9/1/2007 | NYD | Diaz,V | Promoted to active roster | | | Before |
| 9/1/2007 | NYD | Francisco,B | Promoted to active roster | | | Before |
| 9/1/2007 | NYD | Gathright | Promoted to active roster | | | Before |
| 9/1/2007 | NYD | Kuo | Promoted to active roster | | | Before |
| 9/1/2007 | NYD | Smith,Ja | Promoted to active roster | | | Before |
| 9/1/2007 | NYD | Snyder,K | Promoted to active roster | | | Before |
| 9/1/2007 | NYD | Sweeney,Ma | Promoted to active roster | | | Before |
| 9/1/2007 | NYD | Velandia | Promoted to active roster | | | Before |
| 9/1/2007 | RYS | Coffey | Promoted to active roster | | | Before |
| 9/1/2007 | RYS | Davis,R | Promoted to active roster | | | Before |
| 9/1/2007 | RYS | Grabow | Promoted to active roster | | | Before |
| 9/1/2007 | RYS | Guzman,C | Promoted to active roster | | | Before |
| 9/1/2007 | RYS | Hannahan | Promoted to active roster | | | Before |
| 9/1/2007 | RYS | Hermida | Promoted to active roster | | | Before |
| 9/1/2007 | RYS | Ross,C | Promoted to active roster | | | Before |
| 9/1/2007 | RYS | Sanchez,J | Promoted to active roster | | | Before |
| 9/1/2007 | TEW | Catalanotto | Promoted to active roster | | | Before |
| 9/1/2007 | TEW | Crain | Promoted to active roster | | | Before |
| 9/1/2007 | TEW | Garza | Promoted to active roster | | | Before |
| 9/1/2007 | TEW | Hensley | Promoted to active roster | | | Before |
| 9/1/2007 | TEW | Jenks | Promoted to active roster | | | Before |
| 9/1/2007 | TEW | Keppinger | Promoted to active roster | | | Before |
| 9/1/2007 | TEW | McLouth | Promoted to active roster | | | Before |
| 9/1/2007 | TEW | Sampson | Promoted to active roster | | | Before |
| 9/1/2007 | TEW | Spilborghs | Promoted to active roster | | | Before |
| 9/1/2007 | TEW | Suzuki,K | Promoted to active roster | | | Before |
| 9/2/2007 | BBG | Betemit | Promoted to active roster | | | Before |
| 9/2/2007 | BBG | Ellsbury | Promoted to active roster | | | Before |
| 9/2/2007 | BBG | Feldman | Promoted to active roster | | | Before |
| 9/2/2007 | BBG | Infante | Promoted to active roster | | | Before |
| 9/2/2007 | BBG | Lewis,C | Promoted to active roster | | | Before |
| 9/2/2007 | BBG | Madson | Promoted to active roster | | | Before |
| 9/2/2007 | BBG | Oliver | Promoted to active roster | | | Before |
| 9/2/2007 | BBG | Peralta,Jo | Promoted to active roster | | | Before |
| 9/2/2007 | BBG | Quentin | Promoted to active roster | | | Before |
| 9/2/2007 | BBG | Zobrist | Promoted to active roster | | | Before |
| 9/2/2007 | CIO | Aardsma | Promoted to active roster | | | Before |
| 9/2/2007 | CIO | Elarton | Demoted to reserve roster | | | Before |
| 9/3/2007 | BRK | Martinez,V | Demoted to reserve roster | | | Before |
| 9/3/2007 | BRK | Melhuse | Promoted to active roster | | | Before |
| 9/3/2007 | BRK | Meyer | Promoted to active roster | | | Before |
| 9/3/2007 | BRK | Zimmerman | Demoted to reserve roster | | | Before |
| 9/3/2007 | CTW | Barton | Promoted to active roster | | | Before |
| 9/3/2007 | CTW | Callaspo | Promoted to active roster | | | Before |
| 9/3/2007 | CTW | Maybin | Promoted to active roster | | | Before |
| 9/3/2007 | CTW | Valentin,Jo | Promoted to active roster | | | Before |
| 9/3/2007 | REN | Jimerson | Promoted to active roster | | | Before |
| 9/3/2007 | REN | Langerhans | Promoted to active roster | | | Before |
| 9/3/2007 | RMO | Amezaga | Promoted to active roster | | | Before |
| 9/3/2007 | RMO | Chacon | Promoted to active roster | | | Before |
| 9/3/2007 | RMO | Ensberg | Promoted to active roster | | | Before |
| 9/3/2007 | RMO | German | Promoted to active roster | | | Before |
| 9/3/2007 | RMO | Hill,S | Promoted to active roster | | | Before |
| 9/3/2007 | RMO | Jenkins | Promoted to active roster | | | Before |
| 9/3/2007 | RMO | Lowry | Promoted to active roster | | | Before |
| 9/3/2007 | RMO | Matsui,H | Promoted to active roster | | | Before |
| 9/3/2007 | RMO | Nady | Promoted to active roster | | | Before |
| 9/3/2007 | RMO | Pena,TF | Demoted to reserve roster | | | Before |
| 9/3/2007 | RMO | Pena,TF | Promoted to active roster | | | Before |
| 9/3/2007 | RMO | Perez,Ol | Promoted to active roster | | | Before |
| 9/3/2007 | RMO | Snyder,C | Promoted to active roster | | | Before |
| 9/3/2007 | RMO | Stewart,S | Promoted to active roster | | | Before |
| 9/3/2007 | RMO | Young,Delm | Promoted to active roster | | | Before |
| 9/3/2007 | RMO | Young,Dm | Promoted to active roster | | | Before |
| 9/3/2007 | RMO | Young,M | Promoted to active roster | | | Before |
| 9/4/2007 | CIN | Cabrera,A | Promoted to active roster | | | Before |
| 9/4/2007 | CIN | Pena,B | Promoted to active roster | | | Before |
| 9/4/2007 | REN | Aybar,E | Promoted to active roster | | | Before |
| 9/4/2007 | REN | Gordon,T | Promoted to active roster | | | Before |
| 9/4/2007 | REN | Hernandez,A | Promoted to active roster | | | Before |
| 9/4/2007 | REN | Litsch | Promoted to active roster | | | Before |
| 9/4/2007 | REN | Nieves | Promoted to active roster | | | Before |
| 9/4/2007 | REN | Walker,Ty | Promoted to active roster | | | Before |
| 9/4/2007 | SOI | Andino | Promoted to active roster | | | Before |
| 9/4/2007 | SOI | Belliard | Promoted to active roster | | | Before |
| 9/4/2007 | SOI | Bonifacio | Promoted to active roster | | | Before |
| 9/4/2007 | SOI | Burke,J | Promoted to active roster | | | Before |
| 9/4/2007 | SOI | Burton | Promoted to active roster | | | Before |
| 9/4/2007 | SOI | Cust | Promoted to active roster | | | Before |
| 9/4/2007 | SOI | Hessman | Promoted to active roster | | | Before |
| 9/4/2007 | SOI | Lee,D | Promoted to active roster | | | Before |
| 9/4/2007 | SOI | Murphy,Da | Promoted to active roster | | | Before |
| 9/4/2007 | SOI | Owings | Promoted to active roster | | | Before |
| 9/4/2007 | SOI | Robertson,N | Promoted to active roster | | | Before |
| 9/4/2007 | SOI | Sanders | Promoted to active roster | | | Before |
| 9/5/2007 | CIN | Miller,C | Demoted to reserve roster | | | Before |
| 9/5/2007 | CTW | Jones,T | Demoted to reserve roster | | | Before |
| 9/5/2007 | CTW | Rivera,Ma | Demoted to reserve roster | | | Before |
| 9/5/2007 | FDH | Gomez,Ca | Demoted to reserve roster | | | Before |
| 9/5/2007 | FDH | Jones,Ad | Promoted to active roster | | | Before |
| 9/5/2007 | FDH | Karstens | Demoted to reserve roster | | | Before |
| 9/5/2007 | FDH | Loe | Promoted to active roster | | | Before |
| 9/5/2007 | HAR | Papelbon | Demoted to reserve roster | | | Before |
| 9/5/2007 | RMO | Amezaga | Demoted to reserve roster | | | Before |
| 9/5/2007 | RMO | Maholm | Demoted to reserve roster | | | Before |
| 9/5/2007 | RMO | Maholm | Promoted to active roster | | | Before |
| 9/5/2007 | RMO | McClung | Demoted to reserve roster | | | Before |
| 9/5/2007 | RMO | McClung | Promoted to active roster | | | Before |
| 9/5/2007 | RMO | Saunders | Promoted to active roster | | | Before |
| 9/5/2007 | RMO | Stewart,S | Demoted to reserve roster | | | Before |
| 9/5/2007 | RMO | Wells,K | Promoted to active roster | | | Before |
| 9/6/2007 | CBB | Rogers,K | Activated from disabled list | | | Before |
| 9/6/2007 | CIO | De La Rosa | Demoted to reserve roster | | | Before |
| 9/6/2007 | CIO | Perez,Od | Promoted to active roster | | | Before |
| 9/6/2007 | CTW | Barton | Demoted to reserve roster | | | Before |
| 9/6/2007 | GAR | Accardo | Demoted to reserve roster | | | Before |
| 9/6/2007 | GAR | Hoffman | Promoted to active roster | | | Before |
| 9/6/2007 | GAR | Soriano,R | Promoted to active roster | | | Before |
| 9/6/2007 | REN | Bennett,J | Demoted to reserve roster | | | Before |
| 9/6/2007 | REN | Slowey | Demoted to reserve roster | | | Before |
| 9/7/2007 | BAR | Bedard | Demoted to reserve roster | | | Before |
| 9/7/2007 | BAR | Volquez | Promoted to active roster | | | Before |
| 9/7/2007 | HAR | Baek | Promoted to active roster | | | Before |
| 9/7/2007 | HAR | Brown,A | Promoted to active roster | | | Before |
| 9/7/2007 | HAR | Delcarmen | Promoted to active roster | | | Before |
| 9/7/2007 | HAR | Detwiler | Promoted to active roster | | | Before |
| 9/7/2007 | HAR | Diaz,M | Promoted to active roster | | | Before |
| 9/7/2007 | HAR | Gotay | Promoted to active roster | | | Before |
| 9/7/2007 | HAR | Hatteberg | Promoted to active roster | | | Before |
| 9/7/2007 | HAR | House | Promoted to active roster | | | Before |
| 9/7/2007 | HAR | Johnson,Ro | Promoted to active roster | | | Before |
| 9/7/2007 | HAR | Loney | Promoted to active roster | | | Before |
| 9/7/2007 | HAR | Lowe,M | Promoted to active roster | | | Before |
| 9/7/2007 | HAR | Munson | Promoted to active roster | | | Before |
| 9/7/2007 | HAR | Springer | Promoted to active roster | | | Before |
| 9/7/2007 | HAR | Thames | Promoted to active roster | | | Before |
| 9/7/2007 | HAR | Villarreal | Promoted to active roster | | | Before |
| 9/7/2007 | SOI | Pence | Demoted to reserve roster | | | Before |
| 9/8/2007 | BRK | Morgan | Demoted to reserve roster | | | Before |
| 9/8/2007 | CBB | Franklin | Demoted to reserve roster | | | Before |
| 9/8/2007 | HAR | Johnson,Ro | Demoted to reserve roster | | | Before |
| 9/8/2007 | NYD | Hernandez,O | Demoted to reserve roster | | | Before |
| 9/8/2007 | PHI | Burrell | Demoted to reserve roster | | | Before |
| 9/8/2007 | PHI | Castillo,J | Promoted to active roster | | | Before |
| 9/8/2007 | PHI | Cruz,Jo | Promoted to active roster | | | Before |
| 9/8/2007 | PHI | DiFelice | Promoted to active roster | | | Before |
| 9/8/2007 | PHI | Fultz | Promoted to active roster | | | Before |
| 9/8/2007 | PHI | Heintz | Promoted to active roster | | | Before |
| 9/8/2007 | PHI | Johnson,D | Promoted to active roster | | | Before |
| 9/8/2007 | PHI | Livingston | Promoted to active roster | | | Before |
| 9/8/2007 | PHI | Maldonado | Promoted to active roster | | | Before |
| 9/8/2007 | PHI | Reed,E | Promoted to active roster | | | Before |
| 9/8/2007 | PHI | Wassermann | Promoted to active roster | | | Before |
| 9/8/2007 | PHI | Wilson,Jo | Promoted to active roster | | | Before |
| 9/8/2007 | TEW | Jenks | Demoted to reserve roster | | | Before |
| 9/9/2007 | BAR | Bowen | Demoted to reserve roster | | | Before |
| 9/9/2007 | BAR | Doumit | Activated from disabled list | | | Before |
| 9/9/2007 | BBG | Balfour | Promoted to active roster | | | Before |
| 9/9/2007 | BBG | Feldman | Demoted to reserve roster | | | Before |
| 9/9/2007 | BBG | Madson | Demoted to reserve roster | | | Before |
| 9/9/2007 | BBG | Rodney | Promoted to active roster | | | Before |
| 9/9/2007 | BBG | Torrealba | Activated from disabled list | | | Before |
| 9/9/2007 | BRK | Edmonds | Promoted to active roster | | | Before |
| 9/9/2007 | BRK | Gwynn | Promoted to active roster | | | Before |
| 9/9/2007 | BRK | Valdez | Demoted to reserve roster | | | Before |
| 9/9/2007 | CTW | Maxwell | Demoted to reserve roster | | | Before |
| 9/9/2007 | FDH | Jones,Ad | Demoted to reserve roster | | | Before |
| 9/9/2007 | FDH | Pearce | Promoted to active roster | | | Before |
| 9/9/2007 | NYD | McGowan | Demoted to reserve roster | | | Before |
| 9/9/2007 | PHI | Encarnacion,E | Demoted to reserve roster | | | Before |
| 9/9/2007 | RMO | Pena,C | Demoted to reserve roster | | | Before |
| 9/11/2007 | FDH | Belisle | Promoted to active roster | | | Before |
| 9/11/2007 | FDH | Brown,E | Demoted to reserve roster | | | Before |
| 9/11/2007 | FDH | Cintron | Demoted to reserve roster | | | Before |
| 9/11/2007 | FDH | Dotel | Demoted to reserve roster | | | Before |
| 9/11/2007 | FDH | Gordon,A | Promoted to active roster | | | Before |
| 9/11/2007 | FDH | Upton,J | Promoted to active roster | | | Before |
| 9/11/2007 | NEP | Sweeney,R | Demoted to reserve roster | | | Before |
| 9/11/2007 | PHI | Ruiz | Demoted to reserve roster | | | Before |
| 9/11/2007 | SOI | Valverde | Demoted to reserve roster | | | Before |
| 9/11/2007 | SOI | Wilson,Ja | Demoted to reserve roster | | | Before |
| 9/12/2007 | BAR | Bonds | Activated from disabled list | | | Before |
| 9/12/2007 | BAR | Pedroia | Demoted to reserve roster | | | Before |
| 9/12/2007 | BRK | Barmes | Demoted to reserve roster | | | Before |
| 9/12/2007 | BRK | Clippard | Promoted to active roster | | | Before |
| 9/12/2007 | BRK | Counsell | Promoted to active roster | | | Before |
| 9/12/2007 | BRK | Moeller | Promoted to active roster | | | Before |
| 9/12/2007 | BRK | Nixon | Activated from disabled list | | | Before |
| 9/12/2007 | BRK | Phillips,P | Promoted to active roster | | | Before |
| 9/12/2007 | BRK | Rivera,J | Promoted to active roster | | | Before |
| 9/12/2007 | BRK | Stinnett | Promoted to active roster | | | Before |
| 9/12/2007 | CEN | Gagne | Promoted to active roster | | | Before |
| 9/12/2007 | CEN | Soria | Demoted to reserve roster | | | Before |
| 9/12/2007 | REN | Giles,B | Activated from disabled list | | | Before |
| 9/13/2007 | BRK | Phillips,P | Demoted to reserve roster | | | Before |
| 9/13/2007 | CEN | Barajas | Promoted to active roster | | | Before |
| 9/13/2007 | CEN | Fasano | Promoted to active roster | | | Before |
| 9/13/2007 | CEN | Hill,K | Promoted to active roster | | | Before |
| 9/13/2007 | CIN | Kouzmanoff | Demoted to reserve roster | | | Before |
| 9/13/2007 | HAR | Putz | Demoted to reserve roster | | | Before |
| 9/13/2007 | NEP | Washburn | Demoted to reserve roster | | | Before |
| 9/13/2007 | TEW | Schroder | Demoted to reserve roster | | | Before |
| 9/14/2007 | BAR | Britton | Promoted to active roster | | | Before |
| 9/14/2007 | BRK | Miller,A | Demoted to reserve roster | | | Before |
| 9/14/2007 | CEN | Bale | Promoted to active roster | | | Before |
| 9/14/2007 | CEN | Casey | Promoted to active roster | | | Before |
| 9/14/2007 | CEN | Redding | Promoted to active roster | | | Before |
| 9/14/2007 | CTW | Hernandez,Ra | Demoted to reserve roster | | | Before |
| 9/14/2007 | FDH | Lohse | Promoted to active roster | | | Before |
| 9/14/2007 | FDH | Lyon | Promoted to active roster | | | Before |
| 9/14/2007 | FDH | Tejeda | Demoted to reserve roster | | | Before |
| 9/14/2007 | FDH | Wright,Jam | Demoted to reserve roster | | | Before |
| 9/15/2007 | BAR | Britton | Demoted to reserve roster | | | Before |
| 9/15/2007 | BAR | Gonzalez,M | Demoted to reserve roster | | | Before |
| 9/15/2007 | BAR | Littleton | Demoted to reserve roster | | | Before |
| 9/15/2007 | BRK | Rivera,J | Demoted to reserve roster | | | Before |
| 9/15/2007 | CIO | Aardsma | Demoted to reserve roster | | | Before |
| 9/15/2007 | CIO | Masset | Promoted to active roster | | | Before |
| 9/15/2007 | FDH | Cora | Demoted to reserve roster | | | Before |
| 9/15/2007 | FDH | Saltalamacchia | Promoted to active roster | | | Before |
| 9/15/2007 | GAR | Hoffman | Demoted to reserve roster | | | Before |
| 9/15/2007 | NYD | Kuo | Demoted to reserve roster | | | Before |
| 9/15/2007 | RMO | Corpas | Demoted to reserve roster | | | Before |
| 9/16/2007 | ATM | Dukes | Demoted to reserve roster | | | Before |
| 9/16/2007 | BAR | Betancourt,R | Demoted to reserve roster | | | Before |
| 9/16/2007 | BAR | Guerrier | Demoted to reserve roster | | | Before |
| 9/16/2007 | CEN | Murton | Promoted to active roster | | | Before |
| 9/16/2007 | GAR | Saito | Promoted to active roster | | | Before |
| 9/17/2007 | BRK | Mota | Demoted to reserve roster | | | Before |
| 9/17/2007 | CIN | Byrdak | Demoted to reserve roster | | | Before |
| 9/17/2007 | CIO | Huff | Demoted to reserve roster | | | Before |
| 9/17/2007 | CIO | Raburn | Promoted to active roster | | | Before |
| 9/17/2007 | HAR | Delcarmen | Demoted to reserve roster | | | Before |
| 9/17/2007 | SOI | Iwamura | Demoted to reserve roster | | | Before |
| 9/17/2007 | SOI | Upton,BJ | Demoted to reserve roster | | | Before |
| 9/17/2007 | SOI | Valentin,Ja | Demoted to reserve roster | | | Before |
| 9/18/2007 | BAR | Backe | Promoted to active roster | | | Before |
| 9/18/2007 | BAR | Britton | Promoted to active roster | | | Before |
| 9/18/2007 | BAR | Volquez | Demoted to reserve roster | | | Before |
| 9/18/2007 | BBG | Lewis,C | Demoted to reserve roster | | | Before |
| 9/18/2007 | BRK | Lee,Cl | Promoted to active roster | | | Before |
| 9/18/2007 | CBB | Boyer | Promoted to active roster | | | Before |
| 9/18/2007 | CIN | Cook | Promoted to active roster | | | Before |
| 9/18/2007 | CIN | Floyd,G | Promoted to active roster | | | Before |
| 9/18/2007 | CIN | Hennessey | Promoted to active roster | | | Before |
| 9/18/2007 | CIN | Sanchez,A | Promoted to active roster | | | Before |
| 9/18/2007 | CIN | Villone | Promoted to active roster | | | Before |
| 9/18/2007 | CIO | Howell | Promoted to active roster | | | Before |
| 9/18/2007 | CIO | Marquis | Demoted to reserve roster | | | Before |
| 9/18/2007 | PHI | Ramirez,R | Demoted to reserve roster | | | Before |
| 9/18/2007 | REN | Jimerson | Demoted to reserve roster | | | Before |
| 9/18/2007 | TEW | Ransom | Demoted to reserve roster | | | Before |
| 9/19/2007 | BRK | Clippard | Demoted to reserve roster | | | Before |
| 9/19/2007 | BRK | Gwynn | Demoted to reserve roster | | | Before |
| 9/19/2007 | NEP | Iannetta | Promoted to active roster | | | Before |
| 9/20/2007 | CBB | Bloomquist | Promoted to active roster | | | Before |
| 9/20/2007 | CBB | Clark,B | Promoted to active roster | | | Before |
| 9/20/2007 | CBB | Roberts,D | Promoted to active roster | | | Before |
| 9/20/2007 | CBB | Rogers,K | Demoted to reserve roster | | | Before |
| 9/20/2007 | CBB | Taguchi | Promoted to active roster | | | Before |
| 9/20/2007 | CBB | Terrero | Promoted to active roster | | | Before |
| 9/20/2007 | CTW | Fossum | Demoted to reserve roster | | | Before |
| 9/20/2007 | CTW | Maybin | Demoted to reserve roster | | | Before |
| 9/20/2007 | CTW | Smith,Jo | Promoted to active roster | | | Before |
| 9/20/2007 | FDH | Hardy | Promoted to active roster | | | Before |
| 9/20/2007 | FDH | Pearce | Demoted to reserve roster | | | Before |
| 9/20/2007 | NEP | Buscher | Demoted to reserve roster | | | Before |
| 9/20/2007 | NYD | Cano | Demoted to reserve roster | | | Before |
| 9/21/2007 | BAR | Acosta | Promoted to active roster | | | Before |
| 9/21/2007 | BAR | Gonzalez,M | Promoted to active roster | | | Before |
| 9/21/2007 | BAR | Lewis,J | Promoted to active roster | | | Before |
| 9/21/2007 | BAR | Littleton | Promoted to active roster | | | Before |
| 9/21/2007 | BAR | Ordonez | Demoted to reserve roster | | | Before |
| 9/21/2007 | BAR | Volquez | Demoted to reserve roster | | | Before |
| 9/21/2007 | BAR | Volquez | Promoted to active roster | | | Before |
| 9/21/2007 | PHI | Moseley | Demoted to reserve roster | | | Before |
| 9/22/2007 | BAR | Doumit | Demoted to reserve roster | | | Before |
| 9/22/2007 | BBG | Balfour | Demoted to reserve roster | | | Before |
| 9/22/2007 | CIN | Lewis,F | Demoted to reserve roster | | | Before |
| 9/22/2007 | CIO | Calero | Promoted to active roster | | | Before |
| 9/22/2007 | CIO | Perez,Od | Demoted to reserve roster | | | Before |
| 9/22/2007 | GAR | Johnson,Ra | Promoted to active roster | | | Before |
| 9/22/2007 | GAR | Lackey | Demoted to reserve roster | | | Before |
| 9/22/2007 | RMO | Guerrero | Demoted to reserve roster | | | Before |
| 9/22/2007 | TEW | Youkilis | Demoted to reserve roster | | | Before |
| 9/23/2007 | BRK | Bruney | Demoted to reserve roster | | | Before |
| 9/23/2007 | BRK | Danks | Promoted to active roster | | | Before |
| 9/23/2007 | BRK | Sanches | Promoted to active roster | | | Before |
| 9/23/2007 | CEN | Sanchez,F | Promoted to active roster | | | Before |
| 9/23/2007 | CIO | Lester | Promoted to active roster | | | Before |
| 9/23/2007 | CIO | Masset | Demoted to reserve roster | | | Before |
| 9/23/2007 | CIO | Raburn | Demoted to reserve roster | | | Before |
| 9/23/2007 | CIO | Votto | Promoted to active roster | | | Before |
| 9/23/2007 | GAR | Morales,F | Promoted to active roster | | | Before |
| 9/23/2007 | GAR | Santana,J | Demoted to reserve roster | | | Before |
| 9/23/2007 | RYS | Petit | Demoted to reserve roster | | | Before |
| 9/23/2007 | SOI | Bonifacio | Demoted to reserve roster | | | Before |
| 9/24/2007 | BRK | Sanches | Demoted to reserve roster | | | Before |
| 9/24/2007 | CEN | Schilling | Demoted to reserve roster | | | Before |
| 9/24/2007 | CTW | Cirillo | Demoted to reserve roster | | | Before |
| 9/24/2007 | GAR | Albaladejo | Demoted to reserve roster | | | Before |
| 9/24/2007 | GAR | Blalock | Demoted to reserve roster | | | Before |
| 9/24/2007 | GAR | Pujols | Demoted to reserve roster | | | Before |
| 9/24/2007 | REN | Colon | Promoted to active roster | | | Before |
| 9/24/2007 | REN | Hammel | Promoted to active roster | | | Before |
| 9/24/2007 | REN | Langerhans | Demoted to reserve roster | | | Before |
| 9/24/2007 | REN | Young,C | Demoted to reserve roster | | | Before |
| 9/24/2007 | TEW | Hudson,O | Demoted to reserve roster | | | Before |
| 9/25/2007 | ATM | Garciaparra | Demoted to reserve roster | | | Before |
| 9/25/2007 | BAR | Anderson,Jo | Demoted to reserve roster | | | Before |
| 9/25/2007 | BAR | Percival | Demoted to reserve roster | | | Before |
| 9/25/2007 | BBG | Feldman | Promoted to active roster | | | Before |
| 9/25/2007 | BBG | Johnson,Jo | Promoted to active roster | | | Before |
| 9/25/2007 | BBG | Kennedy,I | Promoted to active roster | | | Before |
| 9/25/2007 | BBG | Madson | Promoted to active roster | | | Before |
| 9/25/2007 | BBG | Ruggiano | Promoted to active roster | | | Before |
| 9/25/2007 | BBG | Thatcher | Promoted to active roster | | | Before |
| 9/25/2007 | BRK | Perez,N | Demoted to reserve roster | | | Before |
| 9/25/2007 | CEN | Teixeira | Demoted to reserve roster | | | Before |
| 9/25/2007 | CIN | Molina,B | Demoted to reserve roster | | | Before |
| 9/25/2007 | CTW | Duke | Demoted to reserve roster | | | Before |
| 9/25/2007 | NYD | Watkins | Demoted to reserve roster | | | Before |
| 9/25/2007 | RYS | Ross,C | Demoted to reserve roster | | | Before |
| 9/25/2007 | SOI | Andino | Demoted to reserve roster | | | Before |
| 9/25/2007 | TEW | Crawford | Demoted to reserve roster | | | Before |
| 9/26/2007 | HAR | Lowe,M | Demoted to reserve roster | | | Before |
| 9/26/2007 | REN | Gordon,T | Demoted to reserve roster | | | Before |
| 9/26/2007 | REN | Pelfrey | Demoted to reserve roster | | | Before |
| 9/27/2007 | BRK | Kennedy,A | Demoted to reserve roster | | | Before |
| 9/27/2007 | BRK | Lidge | Promoted to active roster | | | Before |
| 9/27/2007 | BRK | Meyer | Demoted to reserve roster | | | Before |
| 9/27/2007 | BRK | Pineiro | Promoted to active roster | | | Before |
| 9/27/2007 | BRK | White,S | Promoted to active roster | | | Before |
| 9/27/2007 | CBB | Boyer | Demoted to reserve roster | | | Before |
| 9/27/2007 | CBB | Embree | Promoted to active roster | | | Before |
| 9/27/2007 | CBB | Farnsworth | Promoted to active roster | | | Before |
| 9/27/2007 | CBB | Houlton | Promoted to active roster | | | Before |
| 9/27/2007 | CBB | Johnson,T | Promoted to active roster | | | Before |
| 9/27/2007 | CBB | Julio | Promoted to active roster | | | Before |
| 9/27/2007 | CBB | Morris | Promoted to active roster | | | Before |
| 9/27/2007 | CBB | Pinto | Promoted to active roster | | | Before |
| 9/27/2007 | CBB | Reyes,Al | Demoted to reserve roster | | | Before |
| 9/27/2007 | CBB | Tsao | Promoted to active roster | | | Before |
| 9/27/2007 | CEN | Morales,K | Demoted to reserve roster | | | Before |
| 9/27/2007 | CIN | Burnett | Demoted to reserve roster | | | Before |
| 9/27/2007 | CTW | Baez | Promoted to active roster | | | Before |
| 9/27/2007 | CTW | Schierholtz | Promoted to active roster | | | Before |
| 9/27/2007 | CTW | Simontacchi | Demoted to reserve roster | | | Before |
| 9/27/2007 | CTW | Stewart,I | Promoted to active roster | | | Before |
| 9/27/2007 | GAR | Stairs | Demoted to reserve roster | | | Before |
| 9/27/2007 | HAR | Baek | Demoted to reserve roster | | | Before |
| 9/27/2007 | HAR | Cabrera,Mi | Demoted to reserve roster | | | Before |
| 9/27/2007 | HAR | Detwiler | Demoted to reserve roster | | | Before |
| 9/27/2007 | HAR | Guillen,C | Demoted to reserve roster | | | Before |
| 9/27/2007 | HAR | Ortiz,D | Demoted to reserve roster | | | Before |
| 9/27/2007 | HAR | Springer | Demoted to reserve roster | | | Before |
| 9/27/2007 | RYS | Guzman,C | Demoted to reserve roster | | | Before |
| 9/27/2007 | SOI | Downs | Demoted to reserve roster | | | Before |
| 9/28/2007 | BAR | Acosta | Demoted to reserve roster | | | Before |
| 9/28/2007 | BAR | Britton | Demoted to reserve roster | | | Before |
| 9/28/2007 | BAR | Gonzalez,M | Demoted to reserve roster | | | Before |
| 9/28/2007 | BAR | Guthrie | Demoted to reserve roster | | | Before |
| 9/28/2007 | BAR | Hampson | Demoted to reserve roster | | | Before |
| 9/28/2007 | BAR | Littleton | Demoted to reserve roster | | | Before |
| 9/28/2007 | BAR | Littleton | Promoted to active roster | | | Before |
| 9/28/2007 | BAR | Volquez | Promoted to active roster | | | Before |
| 9/28/2007 | BAR | Webb | Demoted to reserve roster | | | Before |
| 9/28/2007 | CTW | Salazar | Demoted to reserve roster | | | Before |
| 9/28/2007 | HAR | Fuentes | Demoted to reserve roster | | | Before |
| 9/28/2007 | TEW | Lowe,D | Demoted to reserve roster | | | Before |
| 9/30/2007 | CEN | Bale | Demoted to reserve roster | | | Before |
| 9/30/2007 | CEN | Barajas | Demoted to reserve roster | | | Before |
| 9/30/2007 | CEN | Bradford | Demoted to reserve roster | | | Before |
| 9/30/2007 | CEN | Casey | Demoted to reserve roster | | | Before |
| 9/30/2007 | CEN | Crisp | Placed on disabled list | | 10/1/2007 | Before |
| 9/30/2007 | CEN | Fasano | Demoted to reserve roster | | | Before |
| 9/30/2007 | CEN | Furcal | Demoted to reserve roster | | | Before |
| 9/30/2007 | CEN | Gagne | Demoted to reserve roster | | | Before |
| 9/30/2007 | CEN | Hill,K | Demoted to reserve roster | | | Before |
| 9/30/2007 | CEN | Matthews | Promoted to active roster | | | Before |
| 9/30/2007 | CEN | Morales,K | Promoted to active roster | | | Before |
| 9/30/2007 | CEN | Otsuka | Promoted to active roster | | | Before |
| 9/30/2007 | CEN | Redding | Demoted to reserve roster | | | Before |
| 9/30/2007 | CEN | Schilling | Promoted to active roster | | | Before |
| 9/30/2007 | CEN | Soria | Promoted to active roster | | | Before |
| 9/30/2007 | CEN | Teixeira | Promoted to active roster | | | Before |
| 9/30/2007 | CEN | Zambrano,C | Demoted to reserve roster | | | Before |
| 9/30/2007 | GAR | Accardo | Promoted to active roster | | | Before |
| 9/30/2007 | GAR | Betancourt,Y | Demoted to reserve roster | | | Before |
| 9/30/2007 | GAR | Blalock | Promoted to active roster | | | Before |
| 9/30/2007 | GAR | Boone | Demoted to reserve roster | | | Before |
| 9/30/2007 | GAR | Francis | Demoted to reserve roster | | | Before |
| 9/30/2007 | GAR | Franco | Demoted to reserve roster | | | Before |
| 9/30/2007 | GAR | Gorzelanny | Demoted to reserve roster | | | Before |
| 9/30/2007 | GAR | Heilman | Demoted to reserve roster | | | Before |
| 9/30/2007 | GAR | Hoffman | Promoted to active roster | | | Before |
| 9/30/2007 | GAR | Howry | Demoted to reserve roster | | | Before |
| 9/30/2007 | GAR | Izturis,M | Demoted to reserve roster | | | Before |
| 9/30/2007 | GAR | Lackey | Promoted to active roster | | | Before |
| 9/30/2007 | GAR | Lamb | Demoted to reserve roster | | | Before |
| 9/30/2007 | GAR | Mendoza | Demoted to reserve roster | | | Before |
| 9/30/2007 | GAR | Morales,F | Demoted to reserve roster | | | Before |
| 9/30/2007 | GAR | Pujols | Promoted to active roster | | | Before |
| 9/30/2007 | GAR | Santana,J | Promoted to active roster | | | Before |
| 9/30/2007 | GAR | Sarfate | Demoted to reserve roster | | | Before |
| 9/30/2007 | GAR | Stairs | Promoted to active roster | | | Before |
| 9/30/2007 | GAR | Thomas | Demoted to reserve roster | | | Before |
| 9/30/2007 | HAR | Bonderman | Placed on disabled list | | 9/28/2007 | Before |
| 9/30/2007 | HAR | Bonderman | Placed on disabled list | | 9/28/2007 | Before |
| 9/30/2007 | NYD | Bynum | Demoted to reserve roster | | | Before |
| 9/30/2007 | NYD | Cano | Promoted to active roster | | | Before |
| 9/30/2007 | NYD | Clark,T | Demoted to reserve roster | | | Before |
| 9/30/2007 | NYD | Clayton | Demoted to reserve roster | | | Before |
| 9/30/2007 | NYD | Clement | Promoted to active roster | | | Before |
| 9/30/2007 | NYD | Diaz,V | Demoted to reserve roster | | | Before |
| 9/30/2007 | NYD | Francisco,B | Demoted to reserve roster | | | Before |
| 9/30/2007 | NYD | Hendrickson | Demoted to reserve roster | | | Before |
| 9/30/2007 | NYD | Hernandez,O | Promoted to active roster | | | Before |
| 9/30/2007 | NYD | Hughes | Promoted to active roster | | | Before |
| 9/30/2007 | NYD | Lincecum | Promoted to active roster | | | Before |
| 9/30/2007 | NYD | Mahay | Demoted to reserve roster | | | Before |
| 9/30/2007 | NYD | McGowan | Promoted to active roster | | | Before |
| 9/30/2007 | NYD | Mitre | Demoted to reserve roster | | | Before |
| 9/30/2007 | NYD | Parra | Promoted to active roster | | | Before |
| 9/30/2007 | NYD | Ray | Demoted to reserve roster | | | Before |
| 9/30/2007 | NYD | Smith,Ja | Demoted to reserve roster | | | Before |
| 9/30/2007 | NYD | Snyder,K | Demoted to reserve roster | | | Before |
| 9/30/2007 | NYD | Sosa,J | Placed on disabled list | | 9/29/2007 | Before |
| 9/30/2007 | NYD | Sweeney,Ma | Demoted to reserve roster | | | Before |
| 9/30/2007 | NYD | Towles | Promoted to active roster | | | Before |
| 9/30/2007 | NYD | Velandia | Demoted to reserve roster | | | Before |
| 9/30/2007 | NYD | Watkins | Promoted to active roster | | | Before |