Harrisburg Senators Roster & Staff
Harrisburg Transactions
| Date | Transaction |
| 09/09/26 | RHP Holden Powell assigned to Rochester Red Wings from Harrisburg Senators. |
| 09/08/26 | Harrisburg Senators transferred LHP Noah Dean from the 7-day injured list to the 60-day injured list. |
| 09/08/26 | SS Eli Willits assigned to Harrisburg Senators from Wilmington Blue Rocks. |
| 09/08/26 | SS Cortland Lawson assigned to Rochester Red Wings from Harrisburg Senators. |
| 09/05/26 | C Caleb Farmer assigned to Harrisburg Senators from Wilmington Blue Rocks. |
| 09/04/26 | Harrisburg Senators activated C Edgardo Figueroa from the Development List. |
| 09/04/26 | RHP Joe Glassey assigned to Rochester Red Wings from Harrisburg Senators. |
| 09/03/26 | Washington Nationals sent LHP Richard Lovelady on a rehab assignment to Harrisburg Senators. |
| 09/02/26 | Washington Nationals sent RHP Josiah Gray on a rehab assignment to Harrisburg Senators. |
| 09/02/26 | Washington Nationals sent RHP Josiah Gray on a rehab assignment to Harrisburg Senators. |
| 09/01/26 | SS Kevin Made assigned to Harrisburg Senators from Fredericksburg Nationals. |