As always, there was a lot of roster moves in the Astros minor league system. Keep up with all of them right here!
SUGAR LAND SPACE COWBOYS (Triple-A)
| 09/06/26 | Houston Astros recalled RHP Miguel Ullola from Sugar Land Space Cowboys. |
| 09/06/26 | Houston Astros optioned RHP Kai-Wei Teng to Sugar Land Space Cowboys. |
| 09/05/26 | Sugar Land Space Cowboys activated 1B Garret Guillemette from the Development List. |
| 09/04/26 | Houston Astros recalled LHP Bryan King from Sugar Land Space Cowboys. |
| 09/03/26 | Sugar Land Space Cowboys placed LF Trenton Brooks on the 7-day injured list. |
| 09/03/26 | Sugar Land Space Cowboys activated RHP Julio Rodriguez from the Development List. |
| 09/01/26 | RHP Nic Swanson assigned to Sugar Land Space Cowboys from Corpus Christi Hooks. |
| 09/01/26 | Houston Astros recalled RHP Ronel Blanco from Sugar Land Space Cowboys. |
| 09/01/26 | 3B Trevor Austin assigned to Sugar Land Space Cowboys from Corpus Christi Hooks. |
| 09/01/26 | Houston Astros recalled CF Jake Meyers from Sugar Land Space Cowboys. |
| 08/31/26 | Sugar Land Space Cowboys released C Matt Thaiss. |
CORPUS CHRISTI HOOKS (Double-A)
| 09/01/26 | RHP Nic Swanson assigned to Sugar Land Space Cowboys from Corpus Christi Hooks. |
| 09/01/26 | 3B Trevor Austin assigned to Sugar Land Space Cowboys from Corpus Christi Hooks. |
ASHEVILLE TOURISTS (High-A)
| 09/02/26 | Asheville Tourists activated C Hemmanuel Rosario from the 7-day injured list. |
| 08/31/26 | C Alexi Quiroz assigned to FCL Astros from Asheville Tourists. |
| 08/31/26 | RHP Jhoster Baez assigned to Asheville Tourists from Fayetteville Woodpeckers. |
FAYETTEVILLE WOODPECKERS (Single-A)
| 08/31/26 | RHP Jhoster Baez assigned to Asheville Tourists from Fayetteville Woodpeckers. |
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