Iowa Cubs Roster & Staff
CHC Transactions
| Date | Transaction |
| 05/10/23 | Tennessee Smokies activated RHP Kohl Franklin. |
| 05/10/23 | Tennessee Smokies transferred RHP Daniel Palencia to the Development List. |
| 05/10/23 | RHP Kohl Franklin assigned to Tennessee Smokies from South Bend Cubs. |
| 05/10/23 | RHP Kohl Franklin assigned to Tennessee Smokies from South Bend Cubs. |
| 05/10/23 | South Bend Cubs placed RHP Sam Thoresen on the 7-day injured list. |
| 05/10/23 | RHP Kohl Franklin assigned to Tennessee Smokies from South Bend Cubs. |
| 05/09/23 | Iowa Cubs transferred SS Levi Jordan to the Development List. |
| 05/09/23 | Tennessee Smokies activated RHP Samuel Reyes. |
| 05/09/23 | Tennessee Smokies activated LHP DJ Herz from the 7-day injured list. |
| 05/09/23 | 1B Bryce Ball assigned to South Bend Cubs from Tennessee Smokies. |
| 05/09/23 | RHP Eduarniel Nunez assigned to South Bend Cubs from Tennessee Smokies. |
| 05/09/23 | RHP Cade Horton assigned to South Bend Cubs from Myrtle Beach Pelicans. |
| 05/09/23 | 2B Juan Mora assigned to Myrtle Beach Pelicans from South Bend Cubs. |
| 05/09/23 | RHP Eduarniel Nunez assigned to South Bend Cubs from Tennessee Smokies. |
| 05/09/23 | 1B Bryce Ball assigned to South Bend Cubs from Tennessee Smokies. |
| 05/09/23 | South Bend Cubs activated 3B James Triantos from the 7-day injured list. |
| 05/09/23 | South Bend Cubs activated 1B Bryce Ball. |
| 05/09/23 | South Bend Cubs released RHP Bailey Reid. |
| 05/09/23 | RHP Cade Horton assigned to South Bend Cubs from Myrtle Beach Pelicans. |
| 05/09/23 | 2B Juan Mora assigned to Myrtle Beach Pelicans from South Bend Cubs. |
| 05/09/23 | 1B Bryce Ball assigned to South Bend Cubs from Tennessee Smokies. |
| 05/09/23 | RHP Eduarniel Nunez assigned to South Bend Cubs from Tennessee Smokies. |
| 05/08/23 | Chicago Cubs recalled SS Christopher Morel from Iowa Cubs. |
| 05/08/23 | Chicago Cubs optioned OF Nelson Velázquez to Iowa Cubs. |
| 05/07/23 | LHP Ryan Borucki elected free agency. |
| 05/07/23 | Tennessee Smokies activated LHP Luke Little. |
| 05/07/23 | Tennessee Smokies placed RHP Jake Reindl on the 7-day injured list. |
| 05/07/23 | LHP Luke Little assigned to Tennessee Smokies from South Bend Cubs. |
| 05/07/23 | LHP Luke Little assigned to Tennessee Smokies from South Bend Cubs. |
| 05/07/23 | South Bend Cubs activated RHP Manuel Espinoza from the 7-day injured list. |
| 05/07/23 | LHP Luke Little assigned to Tennessee Smokies from South Bend Cubs. |
| 05/06/23 | Chicago Cubs sent RHP Codi Heuer on a rehab assignment to Iowa Cubs. |
| 05/06/23 | Myrtle Beach Pelicans placed SS Rafael Morel on the 7-day injured list. |
| 05/05/23 | LHP Jackson Ferris assigned to Myrtle Beach Pelicans from ACL Cubs. |
| 05/05/23 | Chicago Cubs selected the contract of 1B Matt Mervis from Iowa Cubs. |
| 05/05/23 | Chicago Cubs optioned 3B Edwin Ríos to Iowa Cubs. |
| 05/05/23 | Chicago Cubs sent LHP Ryan Borucki outright to Iowa Cubs. |
| 05/05/23 | Myrtle Beach Pelicans activated LHP Jackson Ferris. |
| 05/05/23 | LHP Jackson Ferris assigned to Myrtle Beach Pelicans from ACL Cubs. |
| 05/04/23 | ACL Cubs released C Ronnier Quintero. |
| 05/04/23 | Iowa Cubs activated RHP Jeremiah Estrada. |
| 05/04/23 | Iowa Cubs activated SS Levi Jordan. |
| 05/04/23 | Chicago Cubs optioned RHP Jeremiah Estrada to Iowa Cubs. |
| 05/03/23 | Chicago Cubs recalled RHP Javier Assad from Iowa Cubs. |
| 05/02/23 | Iowa Cubs released LHP Roenis Elías. |
| 05/02/23 | C Dilan Granadillo assigned to South Bend Cubs from Iowa Cubs. |
| 05/02/23 | Tennessee Smokies activated C Haydn McGeary. |
| 05/02/23 | Tennessee Smokies activated C Caleb Knight. |
| 05/02/23 | Chicago Cubs recalled C Miguel Amaya from Tennessee Smokies. |
| 05/02/23 | C Haydn McGeary assigned to Tennessee Smokies from South Bend Cubs. |