San Antonio Missions Roster & Staff
San Antonio Transactions
| Date | Transaction |
| 05/12/26 | San Antonio Missions activated RHP Andrew Dalquist from the Development List. |
| 05/12/26 | San Antonio Missions activated RHP Miguel Mendez from the 7-day injured list. |
| 05/12/26 | LHP Fernando Sanchez assigned to El Paso Chihuahuas from San Antonio Missions. |
| 05/05/26 | San Antonio Missions transferred RHP Andrew Dalquist to the Development List. |
| 05/05/26 | RHP Lucas Giolito assigned to San Antonio Missions from Lake Elsinore Storm. |