| Date | |
|---|---|
| 09/19/13 | Mahon, Logan released |
| 09/19/13 | Pair, Michael released |
| 09/19/13 | Dalrymple, Scott released |
| 09/19/13 | Flores, Jose released |
| 09/19/13 | Butler, Jet released |
| 09/19/13 | Ayarza, Max released |
| 09/19/13 | Enourato, Chris released |
| 08/19/13 | DeLorenzo, Nick released |
| 08/17/13 | Sullivan, Jason traded to Joliet Slammers for RHP Justin Erasmus |
| 08/13/13 | Alvarez, Edilson released |
| 08/11/13 | Frias, Vladimir sold to Boston Red Sox |
| 08/04/13 | DeJesus, Antone placed on disabled list (minimum 7 days) |
| 07/28/13 | McKinzie, Ethan released |
| 07/21/13 | Hartman, Ryan traded to Joliet Slammers PTBNL |
| 07/21/13 | Helms, Spiker released |
| 07/09/13 | Mirabal, Matt traded to Washington Wild Things |
| 07/02/13 | Downing, Gregg released |
| 06/16/13 | Hicks, Clayton released |
| 06/14/13 | Reamy, Phillip Retired |
| 06/11/13 | Cotilla, Rey traded to Windy City ThunderBolts |
| 05/26/13 | McClendon, Chris placed on disabled list (minimum 7 days) |
| 05/26/13 | Edwards, Wes released |
| 05/26/13 | Eaton, Dan released |
| 05/14/13 | Kennedy, Brett released |
| 05/14/13 | Johnson, Neiko released |
| 05/14/13 | Jefferson, Mike released |
| 05/14/13 | Reamy, Phillip placed on disabled list (minimum 14 days) |
| 05/12/13 | Holmes, Trey released |
| 05/12/13 | Pfau, Chris released |
| 05/12/13 | Watson, LJ released |
| 05/12/13 | Mahon, Logan released |
| 05/12/13 | Casey, Will released |
| 05/08/13 | Brenneman, Jimmy released |
| 05/08/13 | Smith, Dustin released |
| 05/08/13 | Howick, Jimmy released |
| 05/02/13 | Test, Test signed |
| 04/02/13 | Zawacki, Brett traded to Joliet Slammers |
| 04/02/13 | Tremlin, Paul Retired |
| 04/02/13 | Kaminsky, Alex traded to Lake Erie Crushers |