Round Rock Express Roster & Staff
Round Rock Transactions
| Date | Transaction |
| 07/10/26 | Round Rock Express placed 3B Santiago Espinal on the temporarily inactive list. |
| 07/09/26 | Round Rock Express activated 2B Josh Smith. |
| 07/09/26 | Round Rock Express activated RHP Mason Thompson from the temporarily inactive list. |
| 07/09/26 | Round Rock Express transferred RHP Josh Stephan to the Development List. |
| 07/09/26 | Texas Rangers optioned 2B Josh Smith to Round Rock Express. |
| 07/07/26 | Round Rock Express sent RHP Marc Church on a rehab assignment to ACL Rangers. |
| 07/07/26 | LHP Thomas Ireland assigned to Frisco RoughRiders from Round Rock Express. |
| 07/07/26 | RHP Austin Roberts assigned to Round Rock Express from Frisco RoughRiders. |
| 07/05/26 | Round Rock Express activated RHP Aidan Anderson. |
| 07/03/26 | RF Jarred Kelenic assigned to Round Rock Express. |
| 07/03/26 | RHP Joe Ross assigned to Round Rock Express. |
| 07/03/26 | C Cooper Johnson assigned to Round Rock Express. |
| 07/03/26 | Round Rock Express placed RHP Mason Thompson on the temporarily inactive list. |
| 07/03/26 | SS Carter Garate assigned to Round Rock Express from Frisco RoughRiders. |
| 07/03/26 | LHP Dustin Saenz assigned to Frisco RoughRiders from Round Rock Express. |
| 07/03/26 | OF Orlando Martinez assigned to Frisco RoughRiders from Round Rock Express. |
| 07/02/26 | RHP Aidan Anderson suspended. |
| 07/02/26 | RHP Chris Paddack elected free agency. |
| 07/02/26 | Texas Rangers sent LHP Jordan Montgomery on a rehab assignment to Round Rock Express. |
| 07/02/26 | RHP Austin Voth assigned to Round Rock Express. |
| 07/02/26 | Round Rock Express released C Cooper Johnson. |
| 07/02/26 | 3B Santiago Espinal assigned to Round Rock Express. |
| 07/02/26 | RHP Austin Voth assigned to Round Rock Express. |
| 07/02/26 | SS Carter Garate assigned to Frisco RoughRiders from Round Rock Express. |
| 07/02/26 | Texas Rangers sent RHP Chris Paddack outright to Round Rock Express. |
| 07/02/26 | Texas Rangers selected the contract of RHP Ben Peoples from Round Rock Express. |
| 07/02/26 | Texas Rangers optioned RHP Winston Santos to Round Rock Express. |
| 07/01/26 | RHP Ben Peoples assigned to Round Rock Express. |
| 07/01/26 | RHP Joe Ross elected free agency. |
| 07/01/26 | RF Jarred Kelenic elected free agency. |
| 07/01/26 | Texas Rangers sent RHP Joe Ross outright to Round Rock Express. |
| 07/01/26 | Texas Rangers recalled 2B Josh Smith from Round Rock Express. |
| 07/01/26 | Texas Rangers sent RF Jarred Kelenic outright to Round Rock Express. |