Astros Roster & Staff
Transactions
| Date | Transaction |
| 02/21/26 | 3B James Nelson assigned to Houston Astros. |
| 02/21/26 | OF Justin Thomas assigned to Houston Astros. |
| 02/21/26 | RHP Wilmy Sanchez assigned to Houston Astros. |
| 02/21/26 | RHP Amilcar Chirinos assigned to Houston Astros. |
| 02/21/26 | LHP Tom Cosgrove assigned to Houston Astros. |
| 02/21/26 | 2B Jack Winkler assigned to Houston Astros. |
| 02/21/26 | SS Tommy Sacco Jr. assigned to Houston Astros. |
| 02/21/26 | RHP Railin Perez assigned to Houston Astros. |
| 02/21/26 | CF Anthony Huezo assigned to Houston Astros. |
| 02/17/26 | Houston Astros signed free agent 1B CJ Alexander to a minor league contract. |
| 02/15/26 | 1B Cavan Biggio roster status changed by Houston Astros. |
| 02/15/26 | Houston Astros signed free agent 1B Cavan Biggio to a minor league contract and invited him to spring training. |
| 02/13/26 | Toronto Blue Jays traded LF Joey Loperfido to Houston Astros for RF Jesús Sánchez. |
| 02/13/26 | Toronto Blue Jays traded LF Joey Loperfido to Houston Astros for RF Jesús Sánchez. |
| 02/05/26 | Houston Astros sent RHP J.P. France outright to Sugar Land Space Cowboys. |
| 02/03/26 | Houston Astros signed free agent LHP Tom Cosgrove to a minor league contract. |
| 02/02/26 | Houston Astros signed free agent 2B Jack Winkler to a minor league contract. |
| 02/02/26 | Houston Astros signed free agent C Hemmanuel Rosario to a minor league contract. |