Cubs Roster & Staff
Transactions
| Date | Transaction |
| 01/15/26 | Chicago Cubs signed free agent SS Jaims Martinez to a minor league contract. |
| 01/15/26 | Chicago Cubs signed free agent RHP Anderson Carias to a minor league contract. |
| 01/15/26 | Chicago Cubs signed free agent OF Luis Diaz to a minor league contract. |
| 01/15/26 | Chicago Cubs signed free agent OF Enrique Oropeza to a minor league contract. |
| 01/15/26 | Chicago Cubs signed free agent OF Kotaro Tsunematsu to a minor league contract. |
| 01/15/26 | Chicago Cubs signed free agent SS Yadier Munoz to a minor league contract. |
| 01/15/26 | Chicago Cubs signed free agent RHP Luis Martinez to a minor league contract. |
| 01/15/26 | Chicago Cubs signed free agent RHP Santiago Lopez to a minor league contract. |
| 01/15/26 | Chicago Cubs signed free agent SS Xavier Cadiz to a minor league contract. |
| 01/15/26 | Chicago Cubs signed free agent RHP Luciano Prince to a minor league contract. |
| 01/15/26 | Chicago Cubs signed free agent SS Samir Guerrero to a minor league contract. |
| 01/15/26 | Chicago Cubs signed free agent RHP Yadier Concepcion to a minor league contract. |
| 01/15/26 | Chicago Cubs signed free agent SS Johan Geraldo to a minor league contract. |
| 01/15/26 | Chicago Cubs signed free agent OF Yanfri Serrano to a minor league contract. |
| 01/15/26 | Chicago Cubs signed free agent RHP Jhosued Marcano to a minor league contract. |
| 01/15/26 | Chicago Cubs signed free agent RHP Jose Avendano to a minor league contract. |
| 01/15/26 | Chicago Cubs signed free agent SS Eduardo Gonzalez to a minor league contract. |
| 01/15/26 | Chicago Cubs signed free agent LHP Jose Serva to a minor league contract. |
| 01/15/26 | Chicago Cubs signed free agent SS Luis Thomas to a minor league contract. |
| 01/15/26 | Chicago Cubs signed free agent SS Giancarlos Mendoza to a minor league contract. |
| 01/15/26 | Chicago Cubs signed free agent SS Luis German to a minor league contract. |
| 01/15/26 | Chicago Cubs signed free agent RHP Yamel Pinto to a minor league contract. |
| 01/15/26 | Chicago Cubs signed free agent SS D'Alessandro Barile to a minor league contract. |
| 01/15/26 | Chicago Cubs signed free agent SS Diego Hernandez to a minor league contract. |
| 01/15/26 | Chicago Cubs signed free agent OF Albert Moreno to a minor league contract. |
| 01/15/26 | Chicago Cubs signed free agent SS Esau Taveras to a minor league contract. |
| 01/15/26 | Chicago Cubs signed free agent Marcos Mateo to a minor league contract. |
| 01/15/26 | Chicago Cubs claimed 3B Ben Cowles off waivers from Chicago White Sox. |
| 01/14/26 | Chicago Cubs signed free agent 3B Alex Bregman. |
| 01/13/26 | Chicago Cubs claimed CF Justin Dean off waivers from San Francisco Giants. |
| 01/10/26 | Chicago Cubs signed free agent RHP Corbin Martin to a minor league contract. |
| 01/07/26 | Miami Marlins traded RHP Edward Cabrera to Chicago Cubs for RF Owen Caissie, SS Cristian Hernandez and IF Edgardo De Leon. |
| 01/07/26 | Miami Marlins traded RHP Edward Cabrera to Chicago Cubs for RF Owen Caissie, SS Cristian Hernandez and IF Edgardo De Leon. |
| 01/07/26 | Miami Marlins traded RHP Edward Cabrera to Chicago Cubs for RF Owen Caissie, SS Cristian Hernandez and IF Edgardo De Leon. |
| 01/07/26 | Miami Marlins traded RHP Edward Cabrera to Chicago Cubs for RF Owen Caissie, SS Cristian Hernandez and IF Edgardo De Leon. |
| 01/07/26 | Chicago Cubs claimed LHP Ryan Rolison off waivers from Chicago White Sox. |