Cubs Roster & Staff
Transactions
| Date | Transaction |
| 06/12/25 | Chicago Cubs signed free agent RHP Anderson Rivera to a minor league contract. |
| 06/12/25 | Chicago Cubs signed free agent RHP Yusef Hanania to a minor league contract. |
| 06/12/25 | Chicago Cubs signed free agent RHP Yusef Hanania to a minor league contract. |
| 06/11/25 | Chicago Cubs sent RHP Tyson Miller outright to Iowa Cubs. |
| 06/10/25 | Chicago Cubs signed free agent CF Greg Allen to a minor league contract. |
| 06/10/25 | Chicago Cubs signed free agent C Sammy Sass to a minor league contract. |
| 06/09/25 | Chicago Cubs sent LHP Shota Imanaga on a rehab assignment to ACL Cubs. |
| 06/05/25 | Chicago Cubs signed free agent RHP Jake Woodford to a minor league contract. |
| 06/05/25 | Chicago Cubs activated RHP Tyson Miller from the 60-day injured list. |
| 06/05/25 | Chicago Cubs designated RHP Tyson Miller for assignment. |
| 06/05/25 | Chicago Cubs sent RHP Brooks Kriske outright to Iowa Cubs. |
| 06/02/25 | Chicago Cubs signed free agent RHP Ben Heller to a minor league contract. |