Astros Roster & Staff
Transactions
| Date | Transaction |
| 07/22/26 | Houston Astros signed OF Logan Hughes. |
| 07/22/26 | Houston Astros signed RHP Jack Radel. |
| 07/22/26 | Houston Astros traded RHP Nate Pearson to Kansas City Royals for RHP Max Martin. |
| 07/22/26 | Houston Astros traded RHP Nate Pearson to Kansas City Royals for RHP Max Martin. |
| 07/20/26 | Houston Astros activated LHP Bennett Sousa from the 60-day injured list. |
| 07/20/26 | Houston Astros activated RHP Ronel Blanco from the 60-day injured list. |
| 07/20/26 | Houston Astros optioned LHP Bryan King to Sugar Land Space Cowboys. |
| 07/20/26 | Houston Astros optioned 2B Raynel Delgado to Sugar Land Space Cowboys. |
| 07/19/26 | Houston Astros designated RHP Nate Pearson for assignment. |
| 07/19/26 | Houston Astros recalled 2B Raynel Delgado from Sugar Land Space Cowboys. |
| 07/17/26 | Houston Astros activated RHP Kai-Wei Teng from the 15-day injured list. |
| 07/17/26 | Houston Astros placed CF Brice Matthews on the 10-day injured list retroactive to July 14, 2026. Left knee sprain. |
| 07/17/26 | Houston Astros selected the contract of OF Lucas Spence from Sugar Land Space Cowboys. |
| 07/15/26 | Houston Astros traded RHP Lance McCullers Jr., LHP Colton Gordon and cash to Milwaukee Brewers for OF Jadyn Fielder. |
| 07/15/26 | Houston Astros traded RHP Lance McCullers Jr., LHP Colton Gordon and cash to Milwaukee Brewers for OF Jadyn Fielder. |
| 07/15/26 | Houston Astros traded RHP Lance McCullers Jr., LHP Colton Gordon and cash to Milwaukee Brewers for OF Jadyn Fielder. |
| 07/14/26 | Houston Astros signed OF Ryan Pruitt. |
| 07/14/26 | Houston Astros signed RHP Bryan Carney. |
| 07/14/26 | Houston Astros signed RHP Tazwell Butler. |
| 07/14/26 | Houston Astros signed SS Aaron Piasecki. |
| 07/13/26 | Houston Astros sent LHP Bennett Sousa on a rehab assignment to FCL Astros. |
| 07/13/26 | Houston Astros sent LHP Bennett Sousa on a rehab assignment to FCL Astros. |
| 07/13/26 | Houston Astros optioned RHP Alimber Santa to Sugar Land Space Cowboys. |
| 07/12/26 | Houston Astros traded SS Braden Shewmake to Milwaukee Brewers. |
| 07/11/26 | Houston Astros sent RHP Hayden Wesneski on a rehab assignment to Sugar Land Space Cowboys. |
| 07/10/26 | Houston Astros activated SS Jeremy Peña from the 10-day injured list. |
| 07/10/26 | Houston Astros sent RHP Kai-Wei Teng on a rehab assignment to FCL Astros. |
| 07/10/26 | Houston Astros designated SS Braden Shewmake for assignment. |
| 07/10/26 | Houston Astros sent RHP Kai-Wei Teng on a rehab assignment to FCL Astros. |
| 07/07/26 | Houston Astros placed RHP Mike Burrows on the 15-day injured list. Right elbow neuritis. |
| 07/07/26 | Houston Astros sent SS Jeremy Peña on a rehab assignment to Sugar Land Space Cowboys. |
| 07/07/26 | Houston Astros sent RHP Ronel Blanco on a rehab assignment to Sugar Land Space Cowboys. |
| 07/07/26 | Houston Astros sent SS Jeremy Peña on a rehab assignment to Sugar Land Space Cowboys. |
| 07/07/26 | Houston Astros sent RHP Ronel Blanco on a rehab assignment to Sugar Land Space Cowboys. |
| 07/07/26 | Houston Astros recalled RHP Alimber Santa from Sugar Land Space Cowboys. |
| 07/06/26 | Houston Astros signed free agent C John Rodriguez. |
| 07/06/26 | Houston Astros activated SS Braden Shewmake from the 10-day injured list. |
| 07/06/26 | Houston Astros optioned 2B Raynel Delgado to Sugar Land Space Cowboys. |
| 07/05/26 | Houston Astros sent LHP Bennett Sousa on a rehab assignment to Sugar Land Space Cowboys. |
| 07/05/26 | Houston Astros sent RHP Hayden Wesneski on a rehab assignment to Corpus Christi Hooks. |
| 07/04/26 | Houston Astros activated 1B LaMonte Wade Jr. from the 10-day injured list. |
| 07/04/26 | Houston Astros optioned LF Joey Loperfido to Sugar Land Space Cowboys. |
| 07/04/26 | Houston Astros recalled LF Zach Dezenzo from Sugar Land Space Cowboys. |
| 07/04/26 | Houston Astros optioned CF Jake Meyers to Sugar Land Space Cowboys. |
| 07/03/26 | Houston Astros activated RHP Cristian Javier from the 60-day injured list. |
| 07/03/26 | Houston Astros signed free agent RHP Christian Roa to a minor league contract. |
| 07/03/26 | Houston Astros transferred LHP Bennett Sousa from the 15-day injured list to the 60-day injured list. Left elbow inflammation. |
| 07/03/26 | Houston Astros traded LHP Tom Cosgrove to Washington Nationals for cash. |
| 07/02/26 | Houston Astros optioned RHP Miguel Ullola to Sugar Land Space Cowboys. |
| 07/01/26 | Houston Astros sent SS Braden Shewmake on a rehab assignment to Sugar Land Space Cowboys. |