Harrisburg Senators Roster & Staff
Harrisburg Transactions
| Date | Transaction |
| 07/10/26 | RHP Luke Young assigned to Rochester Red Wings from Harrisburg Senators. |
| 07/09/26 | 3B Devin Ortiz assigned to Harrisburg Senators. |
| 07/09/26 | Harrisburg Senators transferred RHP Marquis Grissom Jr. to the Development List. |
| 07/09/26 | RHP Luke Young assigned to Harrisburg Senators from Rochester Red Wings. |
| 07/08/26 | Harrisburg Senators transferred OF Leandro Pineda to the Development List. |
| 07/07/26 | Harrisburg Senators activated OF Branden Boissiere. |
| 07/07/26 | Harrisburg Senators activated RHP Jhancarlos Lara from the Development List. |
| 07/07/26 | OF Branden Boissiere assigned to Harrisburg Senators from Fredericksburg Nationals. |
| 07/05/26 | RHP Connor Van Scoyoc assigned to Harrisburg Senators from Rochester Red Wings. |
| 07/04/26 | 3B Cayden Wallace assigned to Rochester Red Wings from Harrisburg Senators. |
| 07/03/26 | Washington Nationals sent RHP Max Kranick on a rehab assignment to Harrisburg Senators. |
| 07/03/26 | Washington Nationals sent RHP Trevor Williams on a rehab assignment to Harrisburg Senators. |
| 07/03/26 | RHP Riley Maddox assigned to Harrisburg Senators from Wilmington Blue Rocks. |