Iowa Cubs Roster & Staff
Iowa Transactions
| Date | Transaction |
| 09/08/26 | Iowa Cubs activated RHP Connor Noland from the Development List. |
| 09/07/26 | Iowa Cubs transferred RHP Tyler Santana to the Development List. |
| 09/05/26 | Chicago Cubs sent RHP Gavin Hollowell on a rehab assignment to Iowa Cubs. |
| 09/05/26 | Chicago Cubs optioned RHP Tyler Ferguson to Iowa Cubs. |
| 09/05/26 | Chicago Cubs recalled RHP Javier Assad from Iowa Cubs. |
| 09/04/26 | Iowa Cubs activated RHP Andrew Wantz from the temporarily inactive list. |
| 09/04/26 | Iowa Cubs transferred 2B Hayden Cantrelle to the Development List. |
| 09/03/26 | Iowa Cubs transferred RHP Connor Noland to the Development List. |
| 09/03/26 | LHP Doug Nikhazy assigned to Iowa Cubs from ACL Cubs. |
| 09/02/26 | Chicago Cubs sent LHP Justin Steele on a rehab assignment to Iowa Cubs. |
| 09/01/26 | Iowa Cubs activated 2B Hayden Cantrelle from the Development List. |
| 09/01/26 | Chicago Cubs sent RHP Edward Cabrera on a rehab assignment to Iowa Cubs. |
| 09/01/26 | Iowa Cubs activated C Ethan Hearn from the Development List. |
| 09/01/26 | Chicago Cubs sent RHP Edward Cabrera on a rehab assignment to Iowa Cubs. |
| 09/01/26 | Chicago Cubs recalled RHP Tyler Ferguson from Iowa Cubs. |
| 09/01/26 | Chicago Cubs selected the contract of 3B BJ Murray Jr. from Iowa Cubs. |