Buffalo Bisons Roster & Staff
Buffalo Transactions
| Date | Transaction |
| 06/12/26 | Buffalo Bisons transferred RHP Nate Garkow to the Development List. |
| 06/12/26 | Buffalo Bisons activated LHP Josh Fleming from the temporarily inactive list. |
| 06/12/26 | 2B Jay Harry assigned to Buffalo Bisons from New Hampshire Fisher Cats. |
| 06/12/26 | Toronto Blue Jays sent RHP Yariel Rodríguez outright to Buffalo Bisons. |
| 06/12/26 | Toronto Blue Jays recalled LF Davis Schneider from Buffalo Bisons. |
| 06/11/26 | RHP Jake Bloss assigned to New Hampshire Fisher Cats from Buffalo Bisons. |
| 06/10/26 | Toronto Blue Jays sent RHP Yimi García on a rehab assignment to Buffalo Bisons. |
| 06/09/26 | Buffalo Bisons released RHP Jesse Hahn. |
| 06/09/26 | Buffalo Bisons released 3B Riley Tirotta. |
| 06/09/26 | Toronto Blue Jays sent C Alejandro Kirk on a rehab assignment to Buffalo Bisons. |
| 06/09/26 | Buffalo Bisons released LHP Michael Plassmeyer. |
| 06/09/26 | DH Eloy Jiménez assigned to Buffalo Bisons from FCL Blue Jays. |
| 06/09/26 | Toronto Blue Jays sent RHP Tanner Andrews outright to Buffalo Bisons. |
| 06/09/26 | Toronto Blue Jays optioned LHP Adam Macko to Buffalo Bisons. |
| 06/09/26 | C C.J. Stubbs assigned to New Hampshire Fisher Cats from Buffalo Bisons. |
| 06/07/26 | Buffalo Bisons placed LF RJ Schreck on the 7-day injured list. |
| 06/07/26 | Toronto Blue Jays sent RHP Tanner Andrews outright to Buffalo Bisons. |
| 06/06/26 | Toronto Blue Jays sent RHP Shane Bieber on a rehab assignment to Buffalo Bisons. |
| 06/06/26 | Toronto Blue Jays sent RHP Shane Bieber on a rehab assignment to Buffalo Bisons. |
| 06/06/26 | Toronto Blue Jays sent RHP Shane Bieber on a rehab assignment to Buffalo Bisons. |
| 06/06/26 | Buffalo Bisons placed LHP Josh Fleming on the temporarily inactive list. |
| 06/05/26 | Toronto Blue Jays sent RHP Tommy Nance on a rehab assignment to Buffalo Bisons. |
| 06/05/26 | Toronto Blue Jays sent RHP Tommy Nance on a rehab assignment to Buffalo Bisons. |
| 06/05/26 | 3B Sean Keys assigned to Buffalo Bisons from New Hampshire Fisher Cats. |
| 06/05/26 | Toronto Blue Jays optioned RHP Chad Dallas to Buffalo Bisons. |
| 06/04/26 | Toronto Blue Jays sent RHP Dylan Cease on a rehab assignment to Buffalo Bisons. |
| 06/04/26 | Buffalo Bisons sent C C.J. Stubbs on a rehab assignment to Dunedin Blue Jays. |
| 06/04/26 | Toronto Blue Jays selected the contract of RHP Chad Dallas from Buffalo Bisons. |
| 06/04/26 | Toronto Blue Jays optioned RHP Hayden Juenger to Buffalo Bisons. |
| 06/03/26 | RHP Chad Dallas roster status changed by Buffalo Bisons. |
| 06/03/26 | RHP Justin Topa assigned to Buffalo Bisons. |
| 06/02/26 | Toronto Blue Jays sent RHP Lazaro Estrada on a rehab assignment to Buffalo Bisons. |