Astros Roster & Staff
Transactions
| Date | Transaction |
| 10/01/26 | Houston Astros activated RHP Ethan Pecko. |
| 10/01/26 | Houston Astros activated LF Zach Dezenzo. |
| 10/01/26 | Houston Astros activated RHP Enyel De Los Santos. |
| 10/01/26 | Houston Astros activated LHP Steven Okert. |
| 10/01/26 | Houston Astros activated RHP Ronel Blanco. |
| 10/01/26 | Houston Astros activated CF Brice Matthews. |
| 10/01/26 | Houston Astros activated CF Jorge Barrosa. |
| 10/01/26 | Houston Astros activated C Collin Price. |
| 10/01/26 | Houston Astros activated RHP Alimber Santa. |
| 10/01/26 | Houston Astros activated LF Zach Cole. |
| 10/01/26 | Houston Astros activated RHP Cristian Javier. |
| 10/01/26 | Houston Astros activated LF LaMonte Wade Jr.. |
| 10/01/26 | Houston Astros activated RHP Kai-Wei Teng. |
| 10/01/26 | Houston Astros activated CF Daulton Varsho. |