Buffalo Bisons Roster & Staff
Buffalo Transactions
| Date | Transaction |
| 11/06/25 | LHP Joe Mantiply elected free agency. |
| 11/06/25 | RHP Andrew Bash elected free agency. |
| 11/06/25 | RHP Robinson Piña elected free agency. |
| 11/06/25 | Buffalo Bisons activated RHP Connor Cooke from the 60-day injured list. |
| 11/06/25 | RHP Elieser Hernández elected free agency. |
| 11/06/25 | DH Eloy Jiménez elected free agency. |
| 11/06/25 | C Phil Clarke elected free agency. |
| 11/06/25 | Buffalo Bisons activated RHP Chad Dallas from the 60-day injured list. |
| 11/06/25 | Buffalo Bisons activated LHP Ricky Tiedemann from the 60-day injured list. |
| 11/06/25 | CF Dasan Brown elected free agency. |
| 11/06/25 | RHP Adam Kloffenstein elected free agency. |
| 11/06/25 | C René Pinto elected free agency. |
| 11/06/25 | 1B Buddy Kennedy elected free agency. |
| 11/06/25 | Toronto Blue Jays selected the contract of C Brandon Valenzuela from Buffalo Bisons. |
| 11/05/25 | Toronto Blue Jays sent RHP Robinson Piña outright to Buffalo Bisons. |
| 11/02/25 | LHP Ryan Borucki elected free agency. |
| 11/02/25 | 2B Michael Stefanic elected free agency. |