Cubs Roster & Staff
Transactions
| Date | Transaction |
| 08/31/14 | Chicago Cubs optioned LHP Zac Rosscup to Iowa Cubs. |
| 08/30/14 | Chicago Cubs activated LHP Felix Doubront from the 15-day disabled list. |
| 08/29/14 | Chicago Cubs signed free agent RHP Jesus Tejada to a minor league contract. |
| 08/28/14 | Chicago Cubs signed free agent 1B Rafael Mejia to a minor league contract. |
| 08/27/14 | Chicago Cubs placed CF Ryan Sweeney on the 15-day disabled list. Left hamstring strain |
| 08/27/14 | Chicago Cubs recalled 2B Logan Watkins from Iowa Cubs. |
| 08/27/14 | Chicago Cubs placed RF Justin Ruggiano on the 15-day disabled list retroactive to August 23, 2014. Left ankle inflammation |
| 08/27/14 | Chicago Cubs recalled RF Jorge Soler from Iowa Cubs. |
| 08/26/14 | Chicago Cubs activated SS Starlin Castro from the bereavement list. |
| 08/24/14 | Chicago Cubs optioned RHP Brian Schlitter to Iowa Cubs. |
| 08/24/14 | Chicago Cubs optioned 2B Logan Watkins to Iowa Cubs. |
| 08/23/14 | Chicago Cubs sent LHP Felix Doubront on a rehab assignment to Tennessee Smokies. |
| 08/22/14 | Chicago Cubs optioned RHP Blake Parker to Iowa Cubs. |
| 08/22/14 | Chicago Cubs sent RHP Brian Schlitter on a rehab assignment to Iowa Cubs. |
| 08/21/14 | Chicago Cubs recalled Blake Parker from Iowa Cubs. |
| 08/21/14 | Chicago Cubs sent RHP Brian Schlitter on a rehab assignment to AZL Cubs. |
| 08/21/14 | Chicago Cubs recalled Logan Watkins from Iowa Cubs. |
| 08/21/14 | Chicago Cubs placed SS Starlin Castro on the bereavement list. |
| 08/21/14 | Chicago Cubs placed RHP Edwin Jackson on the 15-day disabled list. Right lat strain. |
| 08/21/14 | Chicago Cubs recalled Zac Rosscup from Iowa Cubs. |
| 08/17/14 | Chicago Cubs optioned RHP Dan Straily to Iowa Cubs. |
| 08/17/14 | Chicago Cubs recalled Matt Szczur from Iowa Cubs. |
| 08/16/14 | Chicago Cubs optioned LF Junior Lake to Iowa Cubs. |
| 08/16/14 | Chicago Cubs signed free agent RHP Eury Ramos to a minor league contract. |
| 08/16/14 | Chicago Cubs recalled Dan Straily from Iowa Cubs. |
| 08/16/14 | Chicago Cubs signed free agent C Gustavo Polanco to a minor league contract. |
| 08/16/14 | Chicago Cubs signed free agent RHP Hector Garcia to a minor league contract. |
| 08/15/14 | Chicago Cubs traded CF Brett Jackson to Arizona Diamondbacks for RHP Blake Cooper. |
| 08/15/14 | Chicago Cubs traded CF Brett Jackson to Arizona Diamondbacks for RHP Blake Cooper. |
| 08/13/14 | Chicago Cubs released RF Nate Schierholtz. |
| 08/12/14 | Chicago Cubs sent LHP Felix Doubront on a rehab assignment to Iowa Cubs. |
| 08/10/14 | Chicago Cubs sent Ryan Kalish outright to Iowa Cubs. |
| 08/10/14 | Chicago Cubs activated RHP Jacob Turner. |
| 08/10/14 | Chicago Cubs activated RHP Neil Ramirez from the 15-day disabled list. |
| 08/10/14 | Chicago Cubs optioned LHP Chris Rusin to Iowa Cubs. |
| 08/10/14 | Chicago Cubs placed RHP Brian Schlitter on the 15-day disabled list retroactive to August 9, 2014. Right shoulder inflammation |
| 08/08/14 | Chicago Cubs designated LF Ryan Kalish for assignment. |
| 08/08/14 | Miami Marlins traded RHP Jacob Turner to Chicago Cubs for RHP Jose Arias and RHP Tyler Bremer. |
| 08/08/14 | Miami Marlins traded RHP Jacob Turner to Chicago Cubs for RHP Jose Arias and RHP Tyler Bremer. |
| 08/08/14 | Miami Marlins traded RHP Jacob Turner to Chicago Cubs for RHP Jose Arias and RHP Tyler Bremer. |
| 08/07/14 | Chicago Cubs signed free agent RHP Wander Feliz to a minor league contract. |
| 08/06/14 | Chicago Cubs designated RF Nate Schierholtz for assignment. |
| 08/06/14 | Chicago Cubs sent RHP Neil Ramirez on a rehab assignment to AZL Cubs. |
| 08/06/14 | Chicago Cubs activated RHP Kyuji Fujikawa from the 60-day disabled list. |
| 08/05/14 | Chicago Cubs optioned RHP Blake Parker to Iowa Cubs. |
| 08/05/14 | Chicago Cubs selected the contract of Javier Baez from Iowa Cubs. |
| 08/01/14 | Chicago Cubs selected the contract of 1B Chris Valaika from Iowa Cubs. |
| 08/01/14 | Chicago Cubs recalled Blake Parker from Iowa Cubs. |
| 08/01/14 | Chicago Cubs placed LHP Felix Doubront on the 15-day disabled list retroactive to July 31, 2014. Left calf strain. |