Blue Jays Roster & Staff
Transactions
| Date | Transaction |
| 09/25/26 | Toronto Blue Jays recalled RHP John Klein from Buffalo Bisons. |
| 09/25/26 | Toronto Blue Jays optioned RHP CJ Van Eyk to FCL Blue Jays. |
| 09/23/26 | Toronto Blue Jays placed RHP Dylan Cease on the 15-day injured list retroactive to September 20, 2026. Right shoulder inflammation. |
| 09/23/26 | Toronto Blue Jays recalled RHP Chase Lee from Buffalo Bisons. |
| 09/23/26 | Toronto Blue Jays optioned RHP José Rodríguez to FCL Blue Jays. |
| 09/23/26 | Toronto Blue Jays recalled RHP CJ Van Eyk from Buffalo Bisons. |
| 09/21/26 | Toronto Blue Jays activated RHP Trey Yesavage from the 15-day injured list. |
| 09/21/26 | Toronto Blue Jays designated LHP Joe Mantiply for assignment. |
| 09/21/26 | Toronto Blue Jays sent RHP Michael Lorenzen outright to Buffalo Bisons. |
| 09/21/26 | Toronto Blue Jays optioned RHP Spencer Arrighetti to FCL Blue Jays. |
| 09/21/26 | Toronto Blue Jays recalled RHP Chad Dallas from Buffalo Bisons. |
| 09/18/26 | Toronto Blue Jays designated RHP Michael Lorenzen for assignment. |
| 09/18/26 | Toronto Blue Jays selected the contract of RHP José Rodríguez from Buffalo Bisons. |
| 09/16/26 | DH George Springer changed number to 4. |
| 09/16/26 | 1B Vladimir Guerrero Jr. changed number to 27. |
| 09/16/26 | RHP Paul Sewald changed number to 43. |
| 09/15/26 | 1B Vladimir Guerrero Jr. changed number to 21. |
| 09/15/26 | Toronto Blue Jays sent RHP Trey Yesavage on a rehab assignment to Buffalo Bisons. |
| 09/15/26 | RHP Paul Sewald changed number to 21. |
| 09/15/26 | DH George Springer changed number to 21. |
| 09/14/26 | Toronto Blue Jays placed RF Rudy Martin Jr. on the 10-day injured list retroactive to September 13, 2026. Left hamstring strain. |
| 09/14/26 | Toronto Blue Jays recalled LHP Brendan Cellucci from Buffalo Bisons. |
| 09/14/26 | Toronto Blue Jays recalled LF Davis Schneider from Buffalo Bisons. |
| 09/14/26 | Arizona Diamondbacks claimed RF Jesús Sánchez off waivers from Toronto Blue Jays. |
| 09/14/26 | Toronto Blue Jays optioned LHP Ricky Tiedemann to Buffalo Bisons. |
| 09/11/26 | Toronto Blue Jays designated RF Jesús Sánchez for assignment. |
| 09/11/26 | Toronto Blue Jays selected the contract of RF Rudy Martin Jr. from Buffalo Bisons. |
| 09/09/26 | Toronto Blue Jays sent RF Anthony Santander on a rehab assignment to Buffalo Bisons. |
| 09/09/26 | Toronto Blue Jays sent RF Anthony Santander on a rehab assignment to Buffalo Bisons. |
| 09/05/26 | Toronto Blue Jays placed RHP Jameson Taillon on the 15-day injured list. Right elbow inflammation. |
| 09/05/26 | Toronto Blue Jays recalled LHP Ricky Tiedemann from Buffalo Bisons. |
| 09/05/26 | Toronto Blue Jays optioned C Shawn Ross to Buffalo Bisons. |
| 09/05/26 | Toronto Blue Jays claimed C Shawn Ross off waivers from New York Mets. |
| 09/04/26 | Toronto Blue Jays activated RHP Jameson Taillon from the 15-day injured list. |
| 09/04/26 | Toronto Blue Jays sent LF Daz Cameron outright to Buffalo Bisons. |
| 09/04/26 | Toronto Blue Jays optioned LHP Ricky Tiedemann to Buffalo Bisons. |
| 09/03/26 | Toronto Blue Jays sent 2B Luis Urías on a rehab assignment to Dunedin Blue Jays. |
| 09/03/26 | Toronto Blue Jays sent 2B Luis Urías on a rehab assignment to Dunedin Blue Jays. |
| 09/01/26 | Toronto Blue Jays designated LF Daz Cameron for assignment. |
| 09/01/26 | RHP José Rodríguez roster status changed by Toronto Blue Jays. |
| 09/01/26 | Toronto Blue Jays activated 2B Josh Smith from the 10-day injured list. |
| 09/01/26 | Toronto Blue Jays activated LHP Joe Mantiply from the 60-day injured list. |
| 09/01/26 | Toronto Blue Jays recalled DH Sean Keys from Buffalo Bisons. |
| 09/01/26 | Toronto Blue Jays traded RHP Sebastian Rodriguez to Los Angeles Dodgers for RHP José Rodríguez. |
| 09/01/26 | Toronto Blue Jays traded RHP Sebastian Rodriguez to Los Angeles Dodgers for RHP José Rodríguez. |
| 09/01/26 | Toronto Blue Jays recalled LHP Ricky Tiedemann from Buffalo Bisons. |