| Date | Team | |
|---|---|---|
| 10/28/15 | Windy City ThunderBolts | Tanis, Jacob Retired |
| 10/28/15 | Windy City ThunderBolts | Deitrich, Ryan released |
| 10/28/15 | Windy City ThunderBolts | DeBoo, Chris released |
| 10/16/15 | Windy City ThunderBolts | Clark, Tyler released |
| 10/16/15 | Windy City ThunderBolts | Jimenez, Danny released |
| 10/16/15 | Windy City ThunderBolts | Whittingslow, Pete released |
| 10/16/15 | Windy City ThunderBolts | Ferguson, James released |
| 10/08/15 | Windy City ThunderBolts | Gallagher, Austin traded to outside league |
| 10/02/15 | Windy City ThunderBolts | Wright, Austin sold to Arizona Diamondbacks |
| 09/09/15 | Normal CornBelters | Vahalik, Jim suspended 99 |
| 09/09/15 | Normal CornBelters | Butler, Phil signed |
| 09/01/15 | Evansville Otters | Houck, Shayne activated |
| 09/01/15 | Evansville Otters | Nieves, Efrain activated |
| 09/01/15 | Evansville Otters | Renz, Anthony placed on disabled list (minimum 14 days) |
| 08/28/15 | Windy City ThunderBolts | Muller, Brady signed |
| 08/28/15 | Windy City ThunderBolts | Wasserman, Zak placed on disabled list (minimum 60 days) |
| 08/27/15 | Florence Freedom | McCarty, Joe signed |
| 08/26/15 | Schaumburg Boomers | Colon, Alexi suspended |
| 08/24/15 | Florence Freedom | Gonzalez, Ozzy placed on disabled list (minimum 7 days) |
| 08/23/15 | Florence Freedom | Henderson, Josh signed |
| 08/23/15 | Florence Freedom | Cuthrell, Collins placed on disabled list (minimum 60 days) |
| 08/22/15 | Washington Wild Things | Silverstein, Scott suspended |
| 08/22/15 | Florence Freedom | Stephens, Coleman activated |
| 08/21/15 | Florence Freedom | Weaver, Chuck sold to the Miami Marlins |
| 08/18/15 | Schaumburg Boomers | Jacobson, Raul sold to New York Mets org. |
| 08/18/15 | Normal CornBelters | Wright, Aaron released |
| 08/18/15 | Normal CornBelters | Blanc, Rob released |
| 08/18/15 | Normal CornBelters | Shover, Tyler acquired in trade from outside league Sioux Falls Canaries |
| 08/18/15 | Washington Wild Things | Westerhouse, Jacob released |
| 08/18/15 | Washington Wild Things | Flight, Tim traded to Southern Illinois Miners |
| 08/18/15 | Southern Illinois Miners | Flight, Tim acquired in trade from Washington Wild Things |
| 08/17/15 | Frontier Greys | OSullivan, Liam signed |
| 08/17/15 | Frontier Greys | Zotyka, Ladgie released |
| 08/17/15 | Schaumburg Boomers | Brockett, Ryan acquired in trade from outside league Gary SouthShore Railcats |
| 08/17/15 | Schaumburg Boomers | Mahoney, Spencer traded to outside league Gary SouthShore Railcats |
| 08/17/15 | Windy City ThunderBolts | Nuernberg, Dyllon activated |
| 08/17/15 | Windy City ThunderBolts | Riley, Marquis released |
| 08/17/15 | Evansville Otters | Nowak, Jeremy released |
| 08/17/15 | Evansville Otters | Renz, Anthony signed |
| 08/17/15 | Evansville Otters | Jurgella, Mike placed on disabled list (minimum 7 days) |
| 08/17/15 | Evansville Otters | Olson, Preston placed on disabled list (minimum 60 days) |
| 08/17/15 | Schaumburg Boomers | Walsh, Connor signed |
| 08/17/15 | Schaumburg Boomers | Vasquez, Justin placed on disabled list (minimum 14 days) |
| 08/16/15 | Florence Freedom | Wenrich, Isaac acquired in trade from outside league (Sonoma for Matt Rubino) |
| 08/16/15 | Florence Freedom | Rubino, Matt traded to outside league (Sonoma for Isaac Wenrich) |
| 08/16/15 | Evansville Otters | Gomez, Rolando activated |
| 08/15/15 | Evansville Otters | Monar, Blake placed on disabled list (minimum 60 days) |
| 08/14/15 | Frontier Greys | Choban, Brent activated |
| 08/14/15 | Frontier Greys | Hope, Mason placed on disabled list (minimum 7 days) |
| 08/14/15 | Evansville Otters | Elder, Chris acquired in trade from outside league Laredo Lemurs of the AA |
| 08/14/15 | Schaumburg Boomers | Schulze, Mike suspended indefinitely |
| 08/14/15 | Schaumburg Boomers | Menken, John signed |
| 08/13/15 | Evansville Otters | Manzo, Clint signed |
| 08/13/15 | Schaumburg Boomers | Phillips, Lance signed |
| 08/13/15 | Traverse City Beach Bums | Oaks, Alan acquired in trade from Schaumburg Boomers for a PTBNL |
| 08/13/15 | Schaumburg Boomers | Oaks, Alan traded to Traverse City Beach Bums for a PTBNL |
| 08/12/15 | Schaumburg Boomers | Mahoney, Spencer signed |
| 08/12/15 | Schaumburg Boomers | Kirshner, Ken signed |
| 08/11/15 | Schaumburg Boomers | Welch, Jared signed |
| 08/11/15 | Evansville Otters | Howell, Blaine signed |
| 08/11/15 | Frontier Greys | Rice, Chris signed |
| 08/10/15 | Southern Illinois Miners | Massey, Craig acquired in trade from Schaumburg Boomers for a PTBNL |
| 08/10/15 | Schaumburg Boomers | Massey, Craig traded to Southern Illinois Miners for a PTBNL |
| 08/10/15 | Schaumburg Boomers | Quintero, A.J. released |
| 08/09/15 | Florence Freedom | Newell, Austin activated |
| 08/09/15 | Florence Freedom | Postill, Jason released |
| 08/09/15 | Evansville Otters | Phillips, Lance released |
| 08/09/15 | Evansville Otters | Cox, Christian released |
| 08/08/15 | Schaumburg Boomers | Qualls, Tyler released |
| 08/08/15 | Evansville Otters | Olson, Preston placed on disabled list (minimum 7 days) |
| 08/07/15 | Frontier Greys | Zotyka, Ladgie signed |
| 08/06/15 | Frontier Greys | Anderson, Nick sold to Minnesota Twins |
| 08/06/15 | Frontier Greys | Choban, Brent placed on disabled list (minimum 7 days) |
| 08/06/15 | Windy City ThunderBolts | Ezell, Jacob released |
| 08/05/15 | Schaumburg Boomers | Spencer, Robby signed |
| 08/05/15 | Frontier Greys | Hope, Mason signed |
| 08/05/15 | Schaumburg Boomers | Boyd, Evan activated |
| 08/05/15 | Florence Freedom | Hall, Frazier signed |
| 08/05/15 | Florence Freedom | Carter, Kyle released |
| 08/05/15 | Normal CornBelters | Morris, Ty signed |
| 08/05/15 | Normal CornBelters | Gappa, Cody signed |
| 08/05/15 | Normal CornBelters | Carmain, Chris activated |
| 08/05/15 | Normal CornBelters | Wright, Aaron placed on disabled list (minimum 7 days) |
| 08/05/15 | Normal CornBelters | McHugh, Kyle released |
| 08/05/15 | Normal CornBelters | Rutledge, Marc released |
| 08/05/15 | Normal CornBelters | Cannon, Casey released |
| 08/05/15 | Normal CornBelters | Jefferis, Kevin activated |
| 08/04/15 | Schaumburg Boomers | Dean, Jordan placed on disabled list (minimum 60 days) |
| 08/03/15 | Normal CornBelters | Baker, Jesse released |
| 08/03/15 | Normal CornBelters | Brahney, Kevin released |
| 08/02/15 | Evansville Otters | Cox, Christian signed |
| 08/02/15 | Florence Freedom | Harris, Justin suspended Indefinite |
| 08/02/15 | Florence Freedom | Wendorf, Zach activated |
| 08/02/15 | Frontier Greys | Shankin, Brett sold to Arizona Diamondbacks |
| 08/01/15 | Evansville Otters | Cruz, Alex signed |
| 07/31/15 | Florence Freedom | Postill, Jason activated |
| 07/31/15 | Florence Freedom | Stephens, Coleman placed on disabled list (minimum 14 days) |
| 07/30/15 | Normal CornBelters | Fernandez Garcia, Yoandy signed |
| 07/30/15 | Evansville Otters | Leibrandt, Brodie signed |
| 07/29/15 | Joliet Slammers | Snyder, Mason signed |
| 07/29/15 | Joliet Slammers | Klein, Sam released |
| 07/28/15 | Schaumburg Boomers | Price, Dexter activated |
| 07/28/15 | Evansville Otters | Marshall, Brett signed |
| 07/28/15 | Evansville Otters | Monar, Blake activated |
| 07/27/15 | Evansville Otters | White, Will released |
| 07/27/15 | Evansville Otters | Danczyk, Tommy released |
| 07/26/15 | Joliet Slammers | Medick, Spencer signed |
| 07/26/15 | Florence Freedom | Stephens, Coleman activated |
| 07/26/15 | Florence Freedom | Wendorf, Zach placed on disabled list (minimum 7 days) |
| 07/26/15 | Evansville Otters | Nieves, Efrain placed on disabled list (minimum 14 days) |
| 07/25/15 | Schaumburg Boomers | Boyd, Evan placed on disabled list (minimum 7 days) |
| 07/25/15 | Schaumburg Boomers | Logan, Bo released |
| 07/25/15 | Florence Freedom | McGrath, Patrick signed |
| 07/25/15 | Florence Freedom | Juarbe, Gaby placed on disabled list (minimum 60 days) |
| 07/24/15 | Schaumburg Boomers | Thurber, Taylor signed |
| 07/24/15 | Evansville Otters | Houck, Shayne placed on disabled list (minimum 14 days) |
| 07/22/15 | Florence Freedom | Rubino, Matt signed |
| 07/22/15 | Florence Freedom | Delmotte, Austin signed |
| 07/22/15 | Evansville Otters | Olson, Preston activated |
| 07/21/15 | Florence Freedom | Stephens, Coleman placed on disabled list (minimum 7 days) |
| 07/21/15 | Normal CornBelters | Blanc, Rob signed |
| 07/21/15 | Schaumburg Boomers | Carl, Edwin released |
| 07/21/15 | Evansville Otters | Weedman, Shane activated |
| 07/20/15 | Florence Freedom | Henn, Casey Retired |
| 07/20/15 | Florence Freedom | Bishop, Cody released |
| 07/20/15 | Evansville Otters | Raffaele, Jake released |
| 07/19/15 | Frontier Greys | Wehr, Steven signed |
| 07/17/15 | Normal CornBelters | Rutledge, Marc signed |
| 07/17/15 | Normal CornBelters | Perez, Leondy traded to outside league Amarillo Thunderheads |
| 07/17/15 | Normal CornBelters | McHugh, Kyle signed |
| 07/17/15 | Normal CornBelters | Baker, Jesse signed |
| 07/17/15 | Normal CornBelters | Negrete, Jake signed |
| 07/17/15 | Normal CornBelters | Frey, Stephen traded to River City Rascals For Marc Rutledge |
| 07/17/15 | River City Rascals | Frey, Stephen acquired in trade from Normal CornBelters For Marc Rutledge |
| 07/17/15 | River City Rascals | Beriguete, Victor acquired in trade from Normal CornBelters For Chandler Jagodzinski |
| 07/17/15 | Normal CornBelters | Beriguete, Victor traded to River City Rascals For Chandler Jagodzinski |
| 07/17/15 | Normal CornBelters | Barksdale, Tommy released |
| 07/17/15 | Normal CornBelters | Sulcoski, Steve released |
| 07/17/15 | Normal CornBelters | Pusateri, Jon released |
| 07/17/15 | Frontier Greys | Homick, Max signed |
| 07/17/15 | Schaumburg Boomers | Logan, Bo signed |
| 07/17/15 | Schaumburg Boomers | Oaks, Alan signed |
| 07/17/15 | Schaumburg Boomers | Maus, Brett released |
| 07/17/15 | Windy City ThunderBolts | Keefer, Cody signed |
| 07/16/15 | Florence Freedom | Weaver, Travis activated |
| 07/16/15 | Florence Freedom | Gray, Cody activated |
| 07/16/15 | Florence Freedom | Postill, Jason placed on disabled list (minimum 14 days) |
| 07/16/15 | Florence Freedom | Davis, Ryan released |
| 07/16/15 | Schaumburg Boomers | Usui, Kamakani released |
| 07/16/15 | Schaumburg Boomers | Ward, Scotty released |
| 07/16/15 | Schaumburg Boomers | Bargas, Brandon released |
| 07/15/15 | Joliet Slammers | Murphy, Tyler released |
| 07/15/15 | Joliet Slammers | Vaughn, Aaron released |
| 07/14/15 | Schaumburg Boomers | Cody, Eddie activated |
| 07/13/15 | Frontier Greys | Wellwerts, Andrew released |
| 07/12/15 | Windy City ThunderBolts | Jones, James traded to outside league |
| 07/12/15 | Evansville Otters | Monar, Blake placed on disabled list (minimum 14 days) |
| 07/10/15 | Evansville Otters | Olson, Preston placed on disabled list (minimum 7 days) |
| 07/10/15 | Florence Freedom | Wendorf, Zach signed |
| 07/10/15 | Florence Freedom | Henn, Casey suspended Indefinite |
| 07/10/15 | Windy City ThunderBolts | Garcia, Jonathan placed on inactive list |
| 07/09/15 | Florence Freedom | Burling, Zack activated |
| 07/09/15 | Florence Freedom | Weaver, Travis placed on disabled list (minimum 7 days) |
| 07/08/15 | Florence Freedom | Mitchell, Zac acquired in trade from outside league from Gary for a PTBNL |
| 07/08/15 | Florence Freedom | Delmotte, Austin released |
| 07/08/15 | Schaumburg Boomers | Cody, Eddie placed on disabled list (minimum 7 days) |
| 07/08/15 | Evansville Otters | Phillips, Lance signed |
| 07/07/15 | Joliet Slammers | Moldenhauer, Russell released |
| 07/07/15 | Schaumburg Boomers | Otake, Hideyoshi activated |
| 07/05/15 | Frontier Greys | Kline, Eric released |
| 07/04/15 | Schaumburg Boomers | Hutter, Joel Retired |
| 07/03/15 | Florence Freedom | Delmotte, Austin activated |
| 07/03/15 | Florence Freedom | Gray, Cody placed on disabled list (minimum 14 days) |
| 07/03/15 | Normal CornBelters | Pusateri, Jon signed |
| 07/03/15 | Normal CornBelters | Carmain, Chris placed on disabled list (minimum 14 days) |
| 07/02/15 | Schaumburg Boomers | Wendorf, Zach released |
| 07/02/15 | Schaumburg Boomers | Maus, Brett signed |
| 07/02/15 | Schaumburg Boomers | Bennett, T.J. signed |
| 07/02/15 | Normal CornBelters | Cannon, Casey signed |
| 07/02/15 | Normal CornBelters | Baroniel, Robert signed |
| 07/02/15 | Normal CornBelters | Spurgeon, Ross released |
| 07/02/15 | Normal CornBelters | Elwood, Mike released |
| 07/01/15 | Evansville Otters | Phillips, Dane signed |
| 07/01/15 | Windy City ThunderBolts | Ferguson, James activated |
| 06/30/15 | Schaumburg Boomers | Otake, Hideyoshi placed on disabled list (minimum 7 days) |
| 06/30/15 | Florence Freedom | Weaver, Chuck activated |
| 06/30/15 | Florence Freedom | Burling, Zack placed on disabled list (minimum 7 days) |
| 06/30/15 | Normal CornBelters | Wright, Aaron signed |
| 06/30/15 | Normal CornBelters | Brocker, Cole signed |
| 06/30/15 | Normal CornBelters | Fageaux, Johnny released |
| 06/30/15 | Schaumburg Boomers | Ward, Scotty activated |
| 06/30/15 | Schaumburg Boomers | Gordon, Garrett released |
| 06/29/15 | Frontier Greys | Sermo, Jose released |
| 06/28/15 | Joliet Slammers | Williams, JD released |
| 06/28/15 | Joliet Slammers | Dyer, Pat signed |
| 06/26/15 | Frontier Greys | Joseph, Michael released |
| 06/26/15 | Florence Freedom | Godbold, Andrew signed |
| 06/26/15 | Florence Freedom | Mahley, Sean released |
| 06/26/15 | Schaumburg Boomers | Martin, Willi signed |
| 06/26/15 | Schaumburg Boomers | Lind, Sam released |
| 06/25/15 | Evansville Otters | Danczyk, Tommy signed |
| 06/25/15 | Schaumburg Boomers | Ruchim, Kyle signed |
| 06/25/15 | Schaumburg Boomers | McQuail, Steve Retired |
| 06/25/15 | Joliet Slammers | Matthews, Chris released |
| 06/25/15 | Joliet Slammers | Carden, Michael signed |
| 06/25/15 | Florence Freedom | Davis, Ryan signed |
| 06/24/15 | Evansville Otters | Weedman, Shane placed on inactive list |
| 06/24/15 | Schaumburg Boomers | Gehle, Peter signed |
| 06/24/15 | Joliet Slammers | Maloney, John released |
| 06/24/15 | Joliet Slammers | Cannon, John signed |
| 06/24/15 | Joliet Slammers | Guth, Jordan placed on disabled list (minimum 14 days) |
| 06/24/15 | Joliet Slammers | Woods, James released |
| 06/24/15 | Florence Freedom | Carter, Kyle signed |
| 06/24/15 | Florence Freedom | Newell, Austin placed on disabled list (minimum 14 days) |
| 06/24/15 | Florence Freedom | Ezell, Jacob released |
| 06/23/15 | Evansville Otters | Weedman, Shane signed |
| 06/23/15 | Schaumburg Boomers | Gomez, Anthony released |
| 06/23/15 | Normal CornBelters | Vahalik, Jim signed |
| 06/23/15 | Normal CornBelters | Amato, Thomas released |
| 06/21/15 | Evansville Otters | Mott, Adam released |
| 06/21/15 | Evansville Otters | Mott, Evan released |
| 06/21/15 | Evansville Otters | Shimo, Brandon released |
| 06/21/15 | Evansville Otters | Vail, Tyler activated |
| 06/21/15 | Florence Freedom | Stephens, Coleman activated |
| 06/21/15 | Florence Freedom | Weaver, Chuck placed on disabled list (minimum 7 days) |
| 06/20/15 | Florence Freedom | Gray, Cody signed |
| 06/20/15 | Florence Freedom | Morris, Ashly released |
| 06/20/15 | Evansville Otters | White, Will signed |
| 06/19/15 | Florence Freedom | Harris, Justin signed |
| 06/19/15 | Florence Freedom | Delmotte, Austin placed on disabled list (minimum 7 days) |
| 06/19/15 | Evansville Otters | Daal, Rodney released |
| 06/18/15 | Schaumburg Boomers | Ward, Scotty placed on disabled list (minimum 7 days) |
| 06/18/15 | Schaumburg Boomers | Labitan, Clark activated |
| 06/18/15 | Normal CornBelters | Elwood, Mike signed |
| 06/18/15 | Normal CornBelters | Swanson, Cole placed on disabled list (minimum 60 days) |
| 06/18/15 | Normal CornBelters | Jefferis, Kevin suspended 99 |
| 06/18/15 | Evansville Otters | Jurgella, Mike signed |
| 06/17/15 | Evansville Otters | Nowak, Jeremy activated |
| 06/17/15 | Florence Freedom | Delmotte, Austin signed |
| 06/17/15 | Windy City ThunderBolts | Chittenden, Alex activated |
| 06/17/15 | Evansville Otters | Wilson, Dean signed |
| 06/17/15 | Gateway Grizzlies | Sprenger, Justin signed |
| 06/16/15 | Schaumburg Boomers | Duval, Max released |
| 06/16/15 | Schaumburg Boomers | Plaza, Scott released |
| 06/16/15 | Schaumburg Boomers | Ward, Scotty signed |
| 06/16/15 | Schaumburg Boomers | Jacobson, Raul signed |
| 06/16/15 | Windy City ThunderBolts | Ferguson, James placed on disabled list (minimum 14 days) |
| 06/16/15 | Normal CornBelters | Perez, Leondy placed on disabled list (minimum 7 days) |
| 06/15/15 | Windy City ThunderBolts | Tufts, Ryan placed on disabled list (minimum 7 days) |
| 06/15/15 | Florence Freedom | Stephens, Coleman placed on disabled list (minimum 7 days) |
| 06/15/15 | Evansville Otters | Richardson, Ronnie released |
| 06/15/15 | Evansville Otters | Bornhauser, Nick released |
| 06/15/15 | Evansville Otters | Birkofer, Jeff released |
| 06/14/15 | Florence Freedom | Morris, Ashly signed |
| 06/14/15 | Florence Freedom | Kelly, Rob released |
| 06/13/15 | Florence Freedom | Ezell, Jacob signed |
| 06/13/15 | Florence Freedom | Cuthrell, Collins signed |
| 06/13/15 | Florence Freedom | Gooding, Jeremy acquired in trade from outside league (Grand Prairie Air Hogs) |
| 06/13/15 | Florence Freedom | Eshleman, Matt released |
| 06/13/15 | Florence Freedom | Carey, Alan released |
| 06/12/15 | Florence Freedom | Carey, Alan activated |
| 06/12/15 | Florence Freedom | Duncan, David released |
| 06/12/15 | Schaumburg Boomers | Hutter, Joel activated |
| 06/12/15 | Evansville Otters | Vail, Tyler placed on disabled list (minimum 7 days) |
| 06/12/15 | Normal CornBelters | Hitt, Matt released |
| 06/11/15 | Evansville Otters | Del Valle, Jaime traded to outside league American Association |
| 06/11/15 | Evansville Otters | Daal, Rodney activated |
| 06/09/15 | Frontier Greys | Montgomery, Sam released |
| 06/09/15 | Frontier Greys | Bielski, Richard suspended |
| 06/09/15 | Frontier Greys | McBride, Nick signed |
| 06/09/15 | Frontier Greys | Haupt, Dillon signed |
| 06/07/15 | Florence Freedom | Postill, Jason signed |
| 06/07/15 | Florence Freedom | Pair, Michael released |
| 06/07/15 | Florence Freedom | DeSimone, Daniel released |
| 06/07/15 | Schaumburg Boomers | Usui, Kamakani acquired in trade from outside league from Amarillo for PTBNL |
| 06/07/15 | Schaumburg Boomers | Bolt, Garrett released |
| 06/05/15 | Florence Freedom | Gonzalez, Ozzy signed |
| 06/05/15 | Windy City ThunderBolts | Gallagher, Austin signed |
| 06/05/15 | Windy City ThunderBolts | Esquerra, Zach released |
| 06/05/15 | Florence Freedom | Carey, Alan placed on disabled list (minimum 7 days) |
| 06/04/15 | Evansville Otters | Sulcoski, Steve released |
| 06/03/15 | Florence Freedom | Harvey, Seth signed |
| 06/03/15 | Florence Freedom | Solberg, Ryan released |
| 06/02/15 | Normal CornBelters | Amato, Thomas signed |
| 06/02/15 | Normal CornBelters | Shover, Tyler traded to outside league Sioux Falls Canaries |
| 06/02/15 | Normal CornBelters | Hitt, Matt signed |
| 06/02/15 | Frontier Greys | Wellwerts, Andrew signed |
| 06/02/15 | Washington Wild Things | Vazquez, Kyle activated |
| 06/02/15 | Schaumburg Boomers | Rogers, Stephen released |
| 06/02/15 | Schaumburg Boomers | Gordon, Garrett signed |
| 06/02/15 | Schaumburg Boomers | Pugh, Tillman released |
| 06/02/15 | Schaumburg Boomers | Duval, Max signed |
| 05/31/15 | Schaumburg Boomers | Lind, Sam acquired in trade from outside league from Gary for PTBNL |
| 05/31/15 | Florence Freedom | Rodriguez, Elvin placed on disabled list (minimum 14 days) |
| 05/31/15 | Schaumburg Boomers | Bolt, Garrett signed |
| 05/31/15 | Schaumburg Boomers | Labitan, Clark placed on disabled list (minimum 7 days) |
| 05/31/15 | Windy City ThunderBolts | Whittingslow, Pete signed |
| 05/30/15 | Rockford Aviators | Martinez, Teodoro sold to New York Yankees |
| 05/30/15 | Windy City ThunderBolts | Kafka, Jason released |
| 05/30/15 | Florence Freedom | Kelly, Rob signed |
| 05/30/15 | Florence Freedom | Luce, Jake traded to outside league for a player to be named later |
| 05/30/15 | Schaumburg Boomers | Qualls, Tyler signed |
| 05/30/15 | Schaumburg Boomers | Tuntland, Ryan released |
| 05/30/15 | Schaumburg Boomers | Matthews, Chris released |
| 05/30/15 | Schaumburg Boomers | McQuail, Steve signed |
| 05/29/15 | Schaumburg Boomers | Price, Dexter placed on disabled list (minimum 14 days) |
| 05/29/15 | Florence Freedom | Carey, Alan signed |
| 05/29/15 | Schaumburg Boomers | Sherrer, Cam activated |
| 05/29/15 | Florence Freedom | Stephens, Jake released |
| 05/29/15 | Schaumburg Boomers | Hutter, Joel placed on disabled list (minimum 14 days) |
| 05/29/15 | Normal CornBelters | Kelly, Dylan sold to Arizona Diamondbacks |
| 05/28/15 | Washington Wild Things | Helisek, Kyle placed on disabled list (minimum 7 days) |
| 05/27/15 | Frontier Greys | Schepel, Kyle sold to Seattle Mariners |
| 05/26/15 | Washington Wild Things | Bores, Ryan suspended |
| 05/26/15 | Frontier Greys | Kline, Eric signed |
| 05/26/15 | Frontier Greys | Jones, Connor released |
| 05/26/15 | Frontier Greys | Greer, Keith released |
| 05/25/15 | Windy City ThunderBolts | Stoner, Zach released |
| 05/25/15 | Windy City ThunderBolts | Riley, Marquis signed |
| 05/24/15 | Schaumburg Boomers | Nelson, Mark sold to SF Giants |
| 05/23/15 | Schaumburg Boomers | Rogers, Stephen signed |
| 05/23/15 | Gateway Grizzlies | Molesky, Vincent signed |
| 05/22/15 | Frontier Greys | Shankin, Brett signed |
| 05/22/15 | Windy City ThunderBolts | Garcia, Jonathan signed |
| 05/22/15 | Windy City ThunderBolts | Planas-Arteaga, Sheehan released |
| 05/20/15 | Frontier Greys | Hernandez, Ariel sold to Arizona Diamondbacks |
| 05/15/15 | Schaumburg Boomers | Webster, Seth sold to Atlanta Braves |
| 05/14/15 | Schaumburg Boomers | Joyce, Jake signed |
| 05/14/15 | Normal CornBelters | Spurgeon, Ross signed |
| 05/14/15 | Normal CornBelters | Brahney, Kevin signed |
| 05/13/15 | Washington Wild Things | Beatty, C.J. signed |
| 05/13/15 | Washington Wild Things | Massoni, Craig placed on disabled list (minimum 14 days) |
| 05/13/15 | Schaumburg Boomers | Hutter, Joel placed on disabled list (minimum 7 days) |
| 05/13/15 | Washington Wild Things | Giel, Tim placed on disabled list (minimum 14 days) |
| 05/13/15 | Washington Wild Things | Zaragoza, Ernesto released |
| 05/13/15 | Washington Wild Things | Carlson, Ben released |
| 05/13/15 | Washington Wild Things | Brandt, Kevin released |
| 05/13/15 | Washington Wild Things | Bengard, Jonathan released |
| 05/13/15 | Normal CornBelters | Latham, Tyler released |
| 05/13/15 | Normal CornBelters | Mooney, Josh released |
| 05/13/15 | Normal CornBelters | Elwood, Mike released |
| 05/13/15 | Normal CornBelters | Gillies, Charlie released |
| 05/13/15 | Normal CornBelters | Leiter, John released |
| 05/13/15 | Normal CornBelters | Collop, Justin released |
| 05/13/15 | Florence Freedom | Kelly, Rob released |
| 05/13/15 | Frontier Greys | George, Darryl placed on inactive list |
| 05/13/15 | Frontier Greys | Sigado, Jonathan released |
| 05/13/15 | Frontier Greys | Wehr, Steven released |
| 05/13/15 | Normal CornBelters | Gillies, Charlie signed |
| 05/12/15 | Windy City ThunderBolts | Vega, Ryan released |
| 05/12/15 | Florence Freedom | Kelly, Rob suspended 14 |
| 05/12/15 | Florence Freedom | Stewart, Kameron released |
| 05/12/15 | Florence Freedom | Ghelfi, Drew released |
| 05/12/15 | Florence Freedom | Chapman, Clay released |
| 05/12/15 | Evansville Otters | Sulcoski, Steve placed on disabled list (minimum 7 days) |
| 05/12/15 | Evansville Otters | Kregeloh, Pat released |
| 05/12/15 | Evansville Otters | Manzo, Clint released |
| 05/12/15 | Evansville Otters | Henry, Ben released |
| 05/12/15 | Windy City ThunderBolts | Delmotte, Austin released |
| 05/12/15 | Windy City ThunderBolts | Whittingslow, Pete released |
| 05/12/15 | Schaumburg Boomers | Smith, Anthony traded to outside league Winnipeg for PTBN |
| 05/12/15 | Schaumburg Boomers | Spurgeon, Ross released |
| 05/12/15 | Schaumburg Boomers | Carroll, Kevin released |
| 05/12/15 | Schaumburg Boomers | Crum, Clayton released |
| 05/12/15 | Schaumburg Boomers | Brahney, Kevin released |
| 05/11/15 | Normal CornBelters | Lomascolo, Nick released |
| 05/11/15 | Frontier Greys | George, Darryl signed |
| 05/11/15 | Washington Wild Things | Massey, Daniel released |
| 05/11/15 | Washington Wild Things | Miller, Joey released |
| 05/11/15 | Washington Wild Things | Herr, Colbe released |
| 05/11/15 | Washington Wild Things | Wakefield, Ryan released |
| 05/11/15 | Washington Wild Things | Knott, Christian released |
| 05/11/15 | Washington Wild Things | Ayala, Sammy released |
| 05/11/15 | Washington Wild Things | Morrow, Jack released |
| 05/11/15 | Washington Wild Things | Devine, Michael released |
| 05/11/15 | Washington Wild Things | Phillips, Matt Retired |
| 05/10/15 | Florence Freedom | Rogers, Stephen released |
| 05/10/15 | Schaumburg Boomers | Sherrer, Cam placed on disabled list (minimum 14 days) |
| 05/10/15 | Schaumburg Boomers | Hopkins, Kagen released |
| 05/10/15 | Schaumburg Boomers | Pitts, Derrick released |
| 05/10/15 | Schaumburg Boomers | Gonzalez, Yoenny released |
| 05/10/15 | Schaumburg Boomers | Zawadzki, Grant released |
| 05/10/15 | Schaumburg Boomers | Moran, Luke released |
| 05/10/15 | Evansville Otters | Daal, Rodney placed on disabled list (minimum 14 days) |
| 05/10/15 | Evansville Otters | Nowak, Jeremy placed on disabled list (minimum 14 days) |
| 05/10/15 | Frontier Greys | Brashier, Brady released |
| 05/10/15 | Frontier Greys | Kossina, Tony released |
| 05/10/15 | Frontier Greys | Shaw, Collin released |
| 05/10/15 | Frontier Greys | Rey, Lamarre released |
| 05/10/15 | Frontier Greys | Lytle, Nico released |
| 05/10/15 | Frontier Greys | Engle, Elliott released |
| 05/10/15 | Windy City ThunderBolts | Wellwerts, Andrew released |
| 05/10/15 | Windy City ThunderBolts | Martinez, Justin released |
| 05/10/15 | Windy City ThunderBolts | Rivera, Michael released |
| 05/10/15 | Windy City ThunderBolts | Hayes, Kyle released |
| 05/10/15 | Normal CornBelters | Bick, Daniel released |
| 05/10/15 | Normal CornBelters | Hueth, Chris released |
| 05/10/15 | Normal CornBelters | Chavarria, Jorge released |
| 05/10/15 | Normal CornBelters | Rodriguez, Santos suspended 99 |
| 05/10/15 | Washington Wild Things | Jordan, Cory released |
| 05/10/15 | Washington Wild Things | Holcombe, Jeremy released |
| 05/10/15 | Washington Wild Things | Kresky, Ryan Retired |
| 05/09/15 | Evansville Otters | Dayton, Johnny released |
| 05/09/15 | Evansville Otters | Carmona, Adrian released |
| 05/09/15 | Evansville Otters | Scheiner, Jordie released |
| 05/09/15 | Evansville Otters | Leibrandt, Brodie released |
| 05/09/15 | Evansville Otters | Rivera, Manuel released |
| 05/09/15 | Evansville Otters | Englehart, Hunter released |
| 05/09/15 | Evansville Otters | Ehlers, Logan released |
| 05/09/15 | Evansville Otters | Cuming, Tyler released |
| 05/09/15 | Florence Freedom | Chapman, Clay signed |
| 05/09/15 | Florence Freedom | Carter, Nathan released |
| 05/09/15 | Florence Freedom | Joyce, Doug released |
| 05/08/15 | Florence Freedom | Stewart, Kameron signed |
| 05/08/15 | Florence Freedom | Band, Josh released |
| 05/08/15 | Florence Freedom | Chigas, Chris released |
| 05/07/15 | Schaumburg Boomers | Ruiz, Jose released |
| 05/07/15 | Schaumburg Boomers | Wurth, Will released |
| 05/07/15 | Schaumburg Boomers | Cruz, David released |
| 05/07/15 | Schaumburg Boomers | Barker, Caleb released |
| 05/07/15 | Schaumburg Boomers | Valle, Edgar released |
| 05/07/15 | Schaumburg Boomers | Bales, Jeremy released |
| 05/07/15 | Washington Wild Things | Mathis, Tanner released |
| 05/07/15 | Washington Wild Things | Davis , Kyle released |
| 05/06/15 | Florence Freedom | Ghelfi, Drew signed |
| 05/06/15 | Florence Freedom | ONeal, Michael released |
| 05/06/15 | Florence Freedom | Macklin, Xavier released |
| 05/06/15 | Florence Freedom | Deighan, Corey released |
| 05/06/15 | Windy City ThunderBolts | Bradshaw, Drew released |
| 05/06/15 | Windy City ThunderBolts | Wuest, Brian released |
| 05/05/15 | Washington Wild Things | Popkins, David signed |
| 05/05/15 | Normal CornBelters | Stock, Robert sold to Pittsburgh Pirates |
| 05/05/15 | Normal CornBelters | Mavare, Arlett released |
| 05/05/15 | Normal CornBelters | Chapman, Clayton released |
| 05/05/15 | Evansville Otters | Nieves, Efrain signed |
| 05/05/15 | Evansville Otters | Leibrandt, Brodie signed |
| 05/05/15 | Washington Wild Things | Dunn, Scott Retired |
| 05/05/15 | Washington Wild Things | Peterson, Tyler released |
| 05/05/15 | Washington Wild Things | Roche, Casey released |
| 05/05/15 | Washington Wild Things | Ethington, Willie released |
| 05/04/15 | Florence Freedom | Mahley, Sean signed |
| 05/04/15 | Florence Freedom | Brumley, Logan released |
| 05/04/15 | Florence Freedom | Hitt, Matt released |
| 05/04/15 | Florence Freedom | Montgomery, Trent released |
| 05/04/15 | Florence Freedom | Neptune, Jeff released |
| 05/04/15 | Frontier Greys | Kolodny, Tyler released |
| 05/04/15 | Frontier Greys | Abreu, Abner placed on inactive list |
| 05/04/15 | Frontier Greys | Concepcion, Edward placed on inactive list |
| 05/03/15 | Florence Freedom | Battaglia, Connor released |
| 05/03/15 | Florence Freedom | Soloman, Bryan released |
| 05/03/15 | Florence Freedom | Haggett, Brian released |
| 05/02/15 | Windy City ThunderBolts | Planas-Arteaga, Sheehan signed |
| 05/01/15 | Florence Freedom | Chigas, Chris signed |
| 05/01/15 | Evansville Otters | Scheiner, Jordie signed |
| 05/01/15 | Evansville Otters | Carmona, Adrian signed |
| 05/01/15 | Evansville Otters | Englehart, Hunter signed |
| 04/30/15 | Normal CornBelters | Jefferis, Kevin signed |
| 04/30/15 | Normal CornBelters | Stock, Robert signed |
| 04/29/15 | Florence Freedom | Haggett, Brian signed |
| 04/29/15 | Florence Freedom | Duncan, David signed |
| 04/29/15 | Florence Freedom | Deighan, Corey signed |
| 04/29/15 | Windy City ThunderBolts | Wright, Austin signed |
| 04/29/15 | Windy City ThunderBolts | Stoner, Zach signed |
| 04/28/15 | Frontier Greys | Sigado, Jonathan signed |
| 04/28/15 | Frontier Greys | Shaw, Collin signed |
| 04/28/15 | Frontier Greys | Kraus, Jordan signed |
| 04/28/15 | Frontier Greys | Bogese, Kyle signed |
| 04/28/15 | Washington Wild Things | Newcomb , Aaron suspended |
| 04/28/15 | Washington Wild Things | Heck, Andrew suspended |
| 04/27/15 | Frontier Greys | Lubking, Trevor sold to Milwaukee Brewers |
| 04/24/15 | Florence Freedom | Carter, Nathan signed |
| 04/23/15 | Normal CornBelters | Johnson, Kevin signed |
| 04/22/15 | Washington Wild Things | Flight, Tim activated |
| 04/22/15 | Washington Wild Things | Phillips, Matt activated |
| 04/22/15 | Washington Wild Things | Helisek, Kyle signed |
| 04/22/15 | Washington Wild Things | Rincon, Edinson signed |
| 04/22/15 | Washington Wild Things | Valdez, Jeudy suspended |
| 04/21/15 | Evansville Otters | Sulcoski, Steve signed |
| 04/21/15 | Evansville Otters | Vail, Tyler signed |
| 04/20/15 | Evansville Otters | Henry, Ben signed |
| 04/20/15 | Normal CornBelters | Beriguete, Victor signed |
| 04/20/15 | Normal CornBelters | Rodriguez, Santos signed |
| 04/20/15 | Normal CornBelters | Palmer, Nick signed |
| 04/20/15 | Normal CornBelters | Nester, John signed |
| 04/20/15 | Normal CornBelters | Demmin, Ryan suspended 99 |
| 04/20/15 | Normal CornBelters | Babin, Cullen suspended 99 |
| 04/20/15 | Normal CornBelters | Postill, Jason traded to outside league Sussex County Miners |
| 04/16/15 | Washington Wild Things | Vahalik, Jim suspended |
| 04/16/15 | Washington Wild Things | Rau, Garrett suspended |
| 04/16/15 | Washington Wild Things | Bell, Carter suspended |
| 04/16/15 | Washington Wild Things | Noga, Andy suspended |
| 04/16/15 | Washington Wild Things | LeBarron, Zach placed on disabled list (minimum 60 days) |
| 04/16/15 | Washington Wild Things | Fuesser, Zac suspended |
| 04/16/15 | Washington Wild Things | Dunn, Scott suspended |
| 04/16/15 | Washington Wild Things | Bennett, Hamilton suspended |
| 04/13/15 | Florence Freedom | Stephens, Jake signed |
| 04/10/15 | Frontier Greys | Veras, Jhiomar acquired in trade from Normal CornBelters For 2015 1st round draft pick |
| 04/10/15 | Normal CornBelters | Veras, Jhiomar traded to Frontier Greys For 2015 1st round draft pick |
| 04/09/15 | Evansville Otters | Massingham, Eric placed on inactive list |
| 04/09/15 | Evansville Otters | Conner, Kolin Retired |
| 04/09/15 | Evansville Otters | Higley, J.R. Retired |
| 04/09/15 | Evansville Otters | Boutte, Cody released |
| 04/09/15 | Frontier Greys | Griffin, Jon traded to outside league |
| 04/07/15 | Evansville Otters | Ehlers, Logan signed |
| 04/07/15 | Evansville Otters | Rivera, Manuel signed |
| 04/07/15 | Frontier Greys | Schepel, Kyle signed |
| 04/04/15 | Frontier Greys | Hernandez, Ariel signed |
| 04/03/15 | Frontier Greys | Griffin, Jon signed |
| 04/02/15 | Frontier Greys | Lubking, Trevor signed |
| 04/02/15 | Frontier Greys | Kossina, Tony signed |
| 04/01/15 | Florence Freedom | Montgomery, Trent signed |
| 04/01/15 | Florence Freedom | Neptune, Jeff signed |
| 04/01/15 | Florence Freedom | Luce, Jake signed |
| 03/28/15 | Evansville Otters | Raffaele, Jake signed |
| 03/27/15 | Evansville Otters | Cuming, Tyler signed |
| 03/25/15 | Florence Freedom | Wolf, Evan suspended indefinite amount of games |
| 03/25/15 | Florence Freedom | Miles, Cole suspended indefinite amount of games |
| 03/24/15 | Windy City ThunderBolts | Delmotte, Austin signed |
| 03/23/15 | Windy City ThunderBolts | Vega, Ryan signed |
| 03/23/15 | Normal CornBelters | Hernandez, Roman released |
| 03/23/15 | Normal CornBelters | Shore, Bobby released |
| 03/23/15 | Normal CornBelters | Mavare, Arlett signed |
| 03/23/15 | Normal CornBelters | Perez, Leondy signed |
| 03/23/15 | Normal CornBelters | Merjano, Jason signed |
| 03/23/15 | Normal CornBelters | Latham, Tyler signed |
| 03/23/15 | Florence Freedom | Robertson, Matt suspended indefinite amount of games |
| 03/23/15 | Florence Freedom | Wilson, Michael released |
| 03/19/15 | Frontier Greys | Shore, Bobby signed |
| 03/18/15 | Windy City ThunderBolts | Anderson, Eli released |
| 03/17/15 | Windy City ThunderBolts | Carey, Garrett placed on inactive list |
| 03/17/15 | Windy City ThunderBolts | McIntyre, Ryan placed on disabled list (minimum 60 days) |
| 03/16/15 | Frontier Greys | Abreu, Abner signed |
| 03/13/15 | Frontier Greys | Concepcion, Edward signed |
| 03/13/15 | Frontier Greys | Choban, Brent signed |
| 03/11/15 | Frontier Greys | Rosario, Francisco signed |
| 03/10/15 | Frontier Greys | Anderson, Nick signed |
| 03/10/15 | Windy City ThunderBolts | Wellwerts, Andrew signed |
| 03/10/15 | Florence Freedom | Battaglia, Connor signed |
| 03/10/15 | Windy City ThunderBolts | Lima, Joel signed |
| 03/06/15 | Frontier Greys | Rey, Lamarre signed |
| 03/05/15 | Windy City ThunderBolts | Nance, Tommy signed |
| 03/05/15 | Schaumburg Boomers | McChesney, Ryan suspended |
| 03/02/15 | Frontier Greys | Bielski, Richard signed |
| 03/02/15 | Windy City ThunderBolts | Rivera, Michael signed |
| 03/02/15 | Florence Freedom | Brumley, Logan signed |
| 03/02/15 | Florence Freedom | Band, Josh signed |
| 02/27/15 | Schaumburg Boomers | Valadez, Michael signed |
| 02/27/15 | Schaumburg Boomers | Dean, Jordan signed |
| 02/27/15 | Schaumburg Boomers | Colon, Alexi signed |
| 02/27/15 | Schaumburg Boomers | Cody, Eddie signed |
| 02/26/15 | Evansville Otters | Mott, Adam signed |
| 02/26/15 | Evansville Otters | Manzo, Clint signed |
| 02/26/15 | Schaumburg Boomers | Boyd, Evan signed |
| 02/26/15 | Schaumburg Boomers | Bales, Jeremy signed |
| 02/26/15 | Schaumburg Boomers | Cruz, David signed |
| 02/26/15 | Schaumburg Boomers | Pitts, Derrick signed |
| 02/26/15 | Schaumburg Boomers | Howell, Nick signed |
| 02/26/15 | Schaumburg Boomers | Gonzalez, Yoenny signed |
| 02/26/15 | Schaumburg Boomers | Plaza, Scott signed |
| 02/26/15 | Schaumburg Boomers | Bargas, Brandon signed |
| 02/26/15 | Schaumburg Boomers | Orefice, Mike signed |
| 02/26/15 | Schaumburg Boomers | Valle, Edgar signed |
| 02/26/15 | Schaumburg Boomers | Carroll, Kevin signed |
| 02/26/15 | Normal CornBelters | Bick, Daniel signed |
| 02/26/15 | Normal CornBelters | Mooney, Josh signed |
| 02/26/15 | Normal CornBelters | Elwood, Mike signed |
| 02/25/15 | Frontier Greys | Wehr, Steven signed |
| 02/25/15 | Frontier Greys | Greer, Keith signed |
| 02/25/15 | Windy City ThunderBolts | Ferguson, James activated |
| 02/23/15 | Windy City ThunderBolts | Jones, James signed |
| 02/23/15 | Schaumburg Boomers | Erasmus, Justin released |
| 02/20/15 | Evansville Otters | Wertz Jr., Kurt signed |
| 02/20/15 | Evansville Otters | Daal, Rodney signed |
| 02/19/15 | Frontier Greys | Rodriguez, Julio signed |
| 02/19/15 | Florence Freedom | Gomez, Rolando traded to outside league to complete an earlier trade |
| 02/18/15 | Florence Freedom | Sosnoskie, Buddy suspended indefinite amount of games |
| 02/18/15 | Florence Freedom | Ross, Chance suspended indefinite amount of games |
| 02/18/15 | Florence Freedom | Middendorf, Dave suspended indefinite amount of games |
| 02/18/15 | Florence Freedom | Blair, Zak suspended indefinite amount of games |
| 02/17/15 | Schaumburg Boomers | Ruiz, Jose signed |
| 02/17/15 | Schaumburg Boomers | Wendorf, Zach signed |
| 02/15/15 | Schaumburg Boomers | Mabry, Brett signed |
| 02/14/15 | Florence Freedom | Rogers, Stephen signed |
| 02/14/15 | Florence Freedom | Pair, Michael signed |
| 02/13/15 | Schaumburg Boomers | Otake, Hideyoshi signed |
| 02/13/15 | Schaumburg Boomers | Matthews, Chris signed |
| 02/13/15 | Schaumburg Boomers | Pugh, Tillman signed |
| 02/13/15 | Windy City ThunderBolts | Giannini, Cameron signed |
| 02/13/15 | Windy City ThunderBolts | Bradshaw, Drew signed |
| 02/12/15 | Schaumburg Boomers | De Pinto, Joe suspended |
| 02/12/15 | Florence Freedom | Boruff, Chase traded to outside league Fargo Moorehead for a PTBNL |
| 02/12/15 | Normal CornBelters | Barksdale, Tommy signed |
| 02/12/15 | Washington Wild Things | Blackwell, Shawn traded to outside league Sioux Falls Canaries |
| 02/12/15 | Normal CornBelters | Collop, Justin signed |
| 02/10/15 | Windy City ThunderBolts | Robinson, Kyle traded to outside league |
| 02/10/15 | Windy City ThunderBolts | Hayes, Kyle signed |
| 02/09/15 | Frontier Greys | Williams, Matt signed |
| 02/09/15 | Frontier Greys | Tierney, Brandon signed |
| 02/09/15 | Frontier Greys | Montgomery, Sam signed |
| 02/09/15 | Frontier Greys | Falsetti, Michael signed |
| 02/09/15 | Frontier Greys | Brashier, Brady signed |
| 02/09/15 | Frontier Greys | Lytle, Nico signed |
| 02/09/15 | Frontier Greys | Engle, Elliott signed |
| 02/06/15 | Windy City ThunderBolts | Soares, Ryan traded to outside league |
| 02/06/15 | Schaumburg Boomers | Hatfield, Heith released |
| 02/06/15 | Windy City ThunderBolts | Johnson, Coco signed |
| 02/06/15 | Windy City ThunderBolts | LaLonde, Ransom acquired in trade from outside league |
| 02/06/15 | Frontier Greys | Kolodny, Tyler signed |
| 02/06/15 | Normal CornBelters | Lomascolo, Nick signed |
| 02/06/15 | Normal CornBelters | Chapman, Clayton signed |
| 02/06/15 | Normal CornBelters | Parmenter, Race signed |
| 02/06/15 | Normal CornBelters | Monger, Cameron signed |
| 02/06/15 | Normal CornBelters | Fageaux, Johnny signed |
| 02/05/15 | Evansville Otters | Birkofer, Jeff signed |
| 02/05/15 | Evansville Otters | Dayton, Johnny released |
| 02/05/15 | Evansville Otters | Collazo, Anthony traded to outside league |
| 02/05/15 | Normal CornBelters | Elias, Ethan traded to outside league Ottawa Champions |
| 02/03/15 | Windy City ThunderBolts | Jimenez, Danny signed |
| 02/02/15 | Normal CornBelters | Micowski, Mark activated |
| 02/02/15 | Normal CornBelters | Short, Charley Retired |
| 02/02/15 | Normal CornBelters | Stagg, David released |
| 02/02/15 | Normal CornBelters | Devine, Mike released |
| 02/02/15 | Normal CornBelters | Porter, Conner released |
| 01/31/15 | Frontier Greys | Tanner, Zach signed |
| 01/29/15 | Windy City ThunderBolts | Deitrich, Ryan signed |
| 01/28/15 | Frontier Greys | Brown, Shane signed |
| 01/28/15 | Florence Freedom | Burling, Zack signed |
| 01/28/15 | Florence Freedom | Wolf, Evan signed |
| 01/27/15 | Windy City ThunderBolts | Balkwill, Larry signed |
| 01/27/15 | Windy City ThunderBolts | Martinez, Justin signed |
| 01/23/15 | Schaumburg Boomers | Rosario, Charle traded to outside league to complete a previous trade |
| 01/16/15 | Windy City ThunderBolts | Viger, Tony placed on inactive list |
| 01/16/15 | Windy City ThunderBolts | Wuest, Brian signed |
| 01/09/15 | Schaumburg Boomers | Martin, Bobby Retired |
| 12/29/14 | Schaumburg Boomers | Spurgeon, Ross signed |
| 12/29/14 | Schaumburg Boomers | Labitan, Clark signed |
| 12/29/14 | Schaumburg Boomers | Brahney, Kevin signed |
| 12/29/14 | Schaumburg Boomers | Mahley, Sean waived |
| 12/29/14 | Schaumburg Boomers | Nelson, Ty waived |
| 12/29/14 | Schaumburg Boomers | Jimenez, Danny waived |
| 12/23/14 | Windy City ThunderBolts | Oliver, Brian released |
| 12/23/14 | Schaumburg Boomers | Smith, Anthony signed |
| 12/23/14 | Schaumburg Boomers | Webster, Seth signed |
| 12/23/14 | Schaumburg Boomers | Vasquez, Justin signed |
| 12/23/14 | Schaumburg Boomers | Sherrer, Cam signed |
| 12/23/14 | Schaumburg Boomers | Price, Dexter signed |
| 12/23/14 | Schaumburg Boomers | Gomez, Anthony signed |
| 12/08/14 | Windy City ThunderBolts | Clark, Tyler signed |
| 12/08/14 | Windy City ThunderBolts | Esquerra, Zach signed |
| 12/04/14 | Schaumburg Boomers | Sciacca, Tyler signed |
| 11/12/14 | Schaumburg Boomers | Bowling, Cal Retired |