| Date | Team | Transaction |
|---|---|---|
| 08/01/12 | West Virginia Miners | Lilly, Corey signed |
| 08/01/12 | West Virginia Miners | Finnigan, Mike released |
| 08/01/12 | Lorain County Ironmen | LaBondano, Anthony signed |
| 08/01/12 | Hannibal Cavemen | Loraine, Zach signed |
| 07/29/12 | Butler Blue Sox | Dorsch, Eric released |
| 07/29/12 | Butler Blue Sox | Hoelzel, Joey released |
| 07/29/12 | West Virginia Miners | Messer, Jared released |
| 07/29/12 | West Virginia Miners | Shedlock, Pat signed |
| 07/28/12 | Hannibal Cavemen | Golden, J. released |
| 07/28/12 | Hannibal Cavemen | Simmons, Steffen signed |
| 07/28/12 | Slippery Rock Sliders | Chiaro, Michael released |
| 07/28/12 | Slippery Rock Sliders | Gelwicks, Pat released |
| 07/28/12 | Dubois County Bombers | Johnson, Tim signed |
| 07/28/12 | Terre Haute Rex | Michaud, Chad released |
| 07/28/12 | Terre Haute Rex | Timmerman, Billy activated |
| 07/28/12 | West Virginia Miners | Benak, Mark signed |
| 07/28/12 | West Virginia Miners | Drewery, Trey signed |
| 07/28/12 | West Virginia Miners | Gray, Jon signed |
| 07/28/12 | West Virginia Miners | Quezada, Kenssy released |
| 07/28/12 | West Virginia Miners | Shedlock, Pat released |
| 07/27/12 | Dubois County Bombers | Devlin, Casey released |
| 07/27/12 | West Virginia Miners | Williams, Grant signed |
| 07/27/12 | West Virginia Miners | Castro, Ismael signed |
| 07/27/12 | Dubois County Bombers | Rosbottom, Drew signed |
| 07/27/12 | Springfield Sliders | Musec, Nick signed |
| 07/27/12 | Butler Blue Sox | Vranka, Steve signed |
| 07/27/12 | Butler Blue Sox | Meyer, Gavin released |
| 07/26/12 | West Virginia Miners | White, Kevin signed |
| 07/26/12 | Dubois County Bombers | Neel, Brendan released |
| 07/26/12 | Butler Blue Sox | Newman Jr., James (LJ) released |
| 07/26/12 | Butler Blue Sox | Risch, Randall signed |
| 07/26/12 | Butler Blue Sox | Emes, Eddie signed |
| 07/26/12 | Quincy Gems | Gagner, Bronson released |
| 07/25/12 | Butler Blue Sox | Wilkinson, Ryan released |
| 07/25/12 | Quincy Gems | Sandquist, Ricky released |
| 07/25/12 | Quincy Gems | Gunn, Michael signed |
| 07/25/12 | Springfield Sliders | Maziarz, David signed |
| 07/25/12 | Springfield Sliders | Repenning, Cody released |
| 07/25/12 | Springfield Sliders | McDonnell, Rob released |
| 07/25/12 | Lorain County Ironmen | Plys, Nicholas placed on disabled list (minimum 7 days) |
| 07/25/12 | Lorain County Ironmen | Kidd, Justin signed |
| 07/24/12 | Lorain County Ironmen | Antone, Nathan placed on disabled list (minimum 7 days) |
| 07/24/12 | Quincy Gems | Kelch, Joe released |
| 07/24/12 | Lorain County Ironmen | Lindmeier, Jacob signed |
| 07/24/12 | West Virginia Miners | Crutcher, Christopher signed |
| 07/24/12 | West Virginia Miners | Leon, Sergio released |
| 07/24/12 | Chillicothe Paints | Hawn, Austin signed |
| 07/24/12 | Danville Dans | Whitty, Nick signed |
| 07/23/12 | Springfield Sliders | George, Cale signed |
| 07/22/12 | West Virginia Miners | Quezada, Kenssy signed to a 7 day contract |
| 07/21/12 | Terre Haute Rex | Timmerman, Billy placed on disabled list (minimum 7 days) |
| 07/21/12 | Terre Haute Rex | Teschner, Brett activated |
| 07/21/12 | Hannibal Cavemen | Brush, Adam released |
| 07/21/12 | Hannibal Cavemen | Carlson, Dustin signed |
| 07/21/12 | West Virginia Miners | Benak, Mark signed to a 7 day contract |
| 07/20/12 | Hannibal Cavemen | Delgado, Denys signed |
| 07/19/12 | Hannibal Cavemen | Wolf, Jake released |
| 07/19/12 | Quincy Gems | Brian, Brandon released |
| 07/19/12 | Quincy Gems | House, Tyler released |
| 07/19/12 | Butler Blue Sox | Henderson, Josh signed |
| 07/19/12 | West Virginia Miners | White, Kevin signed to a 7 day contract |
| 07/18/12 | Danville Dans | Gordon, Zach signed |
| 07/18/12 | Butler Blue Sox | Marangon, Chris released |
| 07/18/12 | Danville Dans | Stancil, Cole signed |
| 07/18/12 | Hannibal Cavemen | Hansen, Neal signed |
| 07/18/12 | Springfield Sliders | Vansaghi, Ryan signed |
| 07/18/12 | Springfield Sliders | Holcombe, Jeremy released |
| 07/18/12 | Springfield Sliders | Stevens, Matthew released |
| 07/18/12 | Springfield Sliders | Bergren, Jake released |
| 07/17/12 | Hannibal Cavemen | Hall, Sam released |
| 07/17/12 | Butler Blue Sox | Young, Calyn signed |
| 07/16/12 | Lorain County Ironmen | Neuschaefer, Jake placed on disabled list (minimum 7 days) |
| 07/16/12 | Lorain County Ironmen | Bires, Tyler signed |
| 07/16/12 | West Virginia Miners | Noteboom, Bryant released |
| 07/16/12 | Danville Dans | Minton, Wes released |
| 07/16/12 | Quincy Gems | Hanse, Andrew signed |
| 07/16/12 | Slippery Rock Sliders | Patterson, Shawn released |
| 07/16/12 | Danville Dans | Herrington, Dalton released |
| 07/16/12 | Butler Blue Sox | Elliott, Andrew released |
| 07/16/12 | Dubois County Bombers | Hayes, Travis signed |
| 07/16/12 | Quincy Gems | Hruby, Brian signed |
| 07/16/12 | Hannibal Cavemen | Kane, Mike released |
| 07/16/12 | Hannibal Cavemen | Gonzalez, Roberto signed |
| 07/15/12 | Lorain County Ironmen | Frate, Vince signed to a 7 day contract |
| 07/14/12 | West Virginia Miners | Quezada, Kenssy signed to a 7 day contract |
| 07/14/12 | Danville Dans | Sterrett, Dylan signed |
| 07/14/12 | Danville Dans | Pashuck, Jamie released |
| 07/14/12 | Lorain County Ironmen | Brown-Lewis, Tyler released |
| 07/14/12 | Lorain County Ironmen | Grunda, Brandon signed to a 7 day contract |
| 07/14/12 | Slippery Rock Sliders | Revesz, Jeff signed |
| 07/13/12 | Springfield Sliders | Ingold, Jake released |
| 07/13/12 | Richmond RiverRats | Eaton, Todd released |
| 07/13/12 | Slippery Rock Sliders | Porcaro, Mike activated |
| 07/13/12 | Slippery Rock Sliders | Harms, Daniel activated |
| 07/13/12 | Danville Dans | Roney, Bradley released |
| 07/13/12 | Danville Dans | Fiasco, Logan released |
| 07/13/12 | Danville Dans | Ruse, Bobby released |
| 07/13/12 | Dubois County Bombers | Kruse, Justin signed |
| 07/13/12 | Quincy Gems | Priestes, Aaron signed |
| 07/13/12 | Terre Haute Rex | Sachs, Alex signed |
| 07/13/12 | Springfield Sliders | Frederick, Max signed |
| 07/13/12 | Springfield Sliders | Cox, Dalton signed |
| 07/13/12 | Hannibal Cavemen | Fletcher, Derek signed |
| 07/13/12 | Richmond RiverRats | Miller, Tyler signed |
| 07/13/12 | Terre Haute Rex | Teschner, Brett placed on disabled list (minimum 7 days) |
| 07/13/12 | Terre Haute Rex | Bowles, Nate signed |
| 07/13/12 | Quincy Gems | Hibbing, Nick released |
| 07/13/12 | Quincy Gems | Upp, Kyle released |
| 07/13/12 | Quincy Gems | Grahn, Andrew released |
| 07/13/12 | Hannibal Cavemen | Villa, Randy released |
| 07/13/12 | Dubois County Bombers | Luna, Taylor released |
| 07/13/12 | Dubois County Bombers | Nelson, Devin released |
| 07/13/12 | West Virginia Miners | Williams, Grant signed to a 7 day contract |
| 07/13/12 | West Virginia Miners | Castro, Ismael signed to a 7 day contract |
| 07/13/12 | Slippery Rock Sliders | Guinane, Pat released |
| 07/07/12 | West Virginia Miners | Quezada, Kenssy signed to a 7 day contract |
| 07/07/12 | Chillicothe Paints | Wolfe, Zach signed |
| 07/06/12 | Quincy Gems | Bastert, Craig signed |
| 07/06/12 | Lorain County Ironmen | Grunda, Brandon signed to a 7 day contract |
| 07/06/12 | Dubois County Bombers | Marchan, Nelson signed |
| 07/05/12 | West Virginia Miners | White, Kevin signed to a 7 day contract |
| 07/04/12 | Dubois County Bombers | Simmons, Ryan signed |
| 07/04/12 | West Virginia Miners | Stafford, Gray signed |
| 07/04/12 | Butler Blue Sox | Newman Jr., James (LJ) signed |
| 07/03/12 | Richmond RiverRats | Smith, Nicholas signed |
| 07/03/12 | West Virginia Miners | Brown, Dan released |
| 07/03/12 | Lorain County Ironmen | Navarro, John signed |
| 07/03/12 | Butler Blue Sox | Rasky, Christopher released |
| 07/03/12 | Dubois County Bombers | Long, Zach signed |
| 07/03/12 | Dubois County Bombers | Devlin, Casey signed |
| 07/03/12 | Richmond RiverRats | Fortner, Jordan signed |
| 07/03/12 | Lorain County Ironmen | Brown-Lewis, Tyler signed to a 7 day contract |
| 07/03/12 | Lorain County Ironmen | Jovanovich, Kevin released |
| 07/03/12 | Dubois County Bombers | McClung, Joey released |
| 07/02/12 | Springfield Sliders | Shaw, Brandon released |
| 07/02/12 | West Virginia Miners | Stanley, Kolin signed |
| 07/02/12 | Dubois County Bombers | Barela, Eloy released |
| 07/02/12 | Dubois County Bombers | Rawdow, Frank released |
| 06/30/12 | West Virginia Miners | Quezada, Kenssy signed to a 7 day contract |
| 06/30/12 | West Virginia Miners | Brown, Dan placed on disabled list (minimum 7 days) |
| 06/30/12 | Chillicothe Paints | Miglin, James signed |
| 06/29/12 | Springfield Sliders | Stallings, Cade released |
| 06/29/12 | Terre Haute Rex | Willoughby, Zack released |
| 06/29/12 | Lorain County Ironmen | Grunda, Brandon signed to a 7 day contract |
| 06/29/12 | Butler Blue Sox | Sullivan, Brett signed |
| 06/29/12 | Chillicothe Paints | Wolfe, Zach signed to a 7 day contract |
| 06/29/12 | Springfield Sliders | Wendorf, Zach signed |
| 06/29/12 | West Virginia Miners | Candelmo, Joe activated |
| 06/29/12 | West Virginia Miners | Meeteer, Luke signed |
| 06/29/12 | Slippery Rock Sliders | Porcaro, Mike placed on disabled list (minimum 7 days) |
| 06/28/12 | West Virginia Miners | White, Kevin signed to a 7 day contract |
| 06/28/12 | West Virginia Miners | Oesch, Aaron released |
| 06/28/12 | Butler Blue Sox | DiBartolomeo, Nick released |
| 06/28/12 | Dubois County Bombers | Torres, Pichi signed |
| 06/27/12 | Terre Haute Rex | Bowles, Nate signed to a 7 day contract |
| 06/27/12 | Terre Haute Rex | Reifers, Grant signed |
| 06/27/12 | Quincy Gems | Coonrod, Sam released |
| 06/27/12 | Quincy Gems | Howell, Caleb released |
| 06/27/12 | Quincy Gems | Wilson, Andrew released |
| 06/26/12 | Terre Haute Rex | Stady, Kameron released |
| 06/26/12 | Richmond RiverRats | Mikrut, Tyler released |
| 06/26/12 | Hannibal Cavemen | Rosenberger, Matt released |
| 06/26/12 | Lorain County Ironmen | Turosky, William released |
| 06/26/12 | Lorain County Ironmen | LaBondano, Anthony released |
| 06/26/12 | Lorain County Ironmen | Brown-Lewis, Tyler signed to a 7 day contract |
| 06/26/12 | West Virginia Miners | Williams, Grant signed to a 7 day contract |
| 06/26/12 | West Virginia Miners | Rockefellow, Tyler signed |
| 06/26/12 | West Virginia Miners | Castro, Ismael signed to a 7 day contract |
| 06/26/12 | Dubois County Bombers | Brake, Tyler signed |
| 06/25/12 | Terre Haute Rex | Dove, Josh signed |
| 06/25/12 | Slippery Rock Sliders | Kartheiser, Brock released |
| 06/25/12 | Slippery Rock Sliders | Harms, Daniel placed on disabled list (minimum 7 days) |
| 06/25/12 | Slippery Rock Sliders | Revesz, Jeff signed to a 7 day contract |
| 06/25/12 | Slippery Rock Sliders | Chiaro, Michael signed |
| 06/25/12 | West Virginia Miners | Enslen, Bobby released |
| 06/25/12 | West Virginia Miners | Stanley, Kolin signed to a 7 day contract |
| 06/25/12 | Dubois County Bombers | Jesch, David released |
| 06/23/12 | West Virginia Miners | Brown, Dan activated |
| 06/23/12 | Terre Haute Rex | Eberle, Michael signed to a 7 day contract |
| 06/23/12 | Terre Haute Rex | Chandler, Patrick signed |
| 06/23/12 | Terre Haute Rex | Teschner, Brett signed to a 7 day contract |
| 06/23/12 | Terre Haute Rex | Michaud, Chad signed |
| 06/23/12 | Lorain County Ironmen | Bellman, Blake activated |
| 06/23/12 | Lorain County Ironmen | Kissinger, Andrew released |
| 06/22/12 | Butler Blue Sox | Costantino, Brendan signed |
| 06/22/12 | Butler Blue Sox | Richardson, Ryan released |
| 06/22/12 | West Virginia Miners | Quezada, Kenssy signed to a 7 day contract |
| 06/22/12 | West Virginia Miners | Candelmo, Joe placed on disabled list (minimum 7 days) |
| 06/22/12 | Richmond RiverRats | Eaton, Tyler signed |
| 06/21/12 | Terre Haute Rex | Eberle, Michael released |
| 06/21/12 | Springfield Sliders | Peters, Adam released |
| 06/20/12 | Slippery Rock Sliders | Heath, Marcus released |
| 06/20/12 | West Virginia Miners | Stafford, Gray signed to a 7 day contract |
| 06/19/12 | Terre Haute Rex | Dove, Josh signed to a 7 day contract |
| 06/19/12 | Dubois County Bombers | Rupe, Kyle released |
| 06/19/12 | Lorain County Ironmen | Kissinger, Andrew activated |
| 06/19/12 | Lorain County Ironmen | LaBondano, Anthony signed to a 7 day contract |
| 06/19/12 | Lorain County Ironmen | Turosky, William signed to a 7 day contract |
| 06/19/12 | Lorain County Ironmen | Panek, Matt placed on disabled list (minimum 7 days) |
| 06/19/12 | Springfield Sliders | Bergren, Jake activated |
| 06/19/12 | Springfield Sliders | Ingold, Jake signed |
| 06/19/12 | Terre Haute Rex | Willoughby, Zack signed to a 7 day contract |
| 06/19/12 | Terre Haute Rex | Cunningham, Nick signed |
| 06/19/12 | Springfield Sliders | Stallings, Cade placed on disabled list (minimum 7 days) |
| 06/19/12 | Springfield Sliders | Sablotny, Bryce released |
| 06/19/12 | Hannibal Cavemen | Rosenberger, Matt signed to a 7 day contract |
| 06/19/12 | Chillicothe Paints | Stevens, Cody released |
| 06/17/12 | West Virginia Miners | Brown, Danny placed on disabled list (minimum 7 days) |
| 06/17/12 | West Virginia Miners | Stanley, Kolin signed to a 7 day contract |
| 06/15/12 | West Virginia Miners | Priestes, Aaron released |
| 06/15/12 | Terre Haute Rex | Roglen, Chris released |
| 06/15/12 | Terre Haute Rex | Torgerson, Ryan released |
| 06/15/12 | Danville Dans | Fletcher, Casey signed |
| 06/15/12 | Danville Dans | Kline, Breck released |
| 06/15/12 | Chillicothe Paints | Morton, Jake released |
| 06/15/12 | West Virginia Miners | Finnigan, Mike activated |
| 06/15/12 | West Virginia Miners | Meeteer, Luke signed to a 7 day contract |
| 06/14/12 | West Virginia Miners | Quezada, Kenssy signed to a 7 day contract |
| 06/14/12 | West Virginia Miners | Candelmo, Joe placed on disabled list (minimum 7 days) |
| 06/14/12 | Lorain County Ironmen | Jovanovich, Kevin signed to a 7 day contract |
| 06/14/12 | Danville Dans | Fletcher, Casey signed to a 7 day contract |
| 06/14/12 | Danville Dans | Kline, Breck placed on disabled list (minimum 7 days) |
| 06/14/12 | Lorain County Ironmen | Mezlak, Ian placed on disabled list (minimum 7 days) |
| 06/14/12 | Butler Blue Sox | Kucenic, David signed |
| 06/14/12 | Butler Blue Sox | Courter, Jeff released |
| 06/13/12 | West Virginia Miners | Rockefellow, Tyler signed to a 7 day contract |
| 06/13/12 | West Virginia Miners | Stafford, Gray signed to a 7 day contract |
| 06/13/12 | Dubois County Bombers | Nelson, Devin signed |
| 06/12/12 | West Virginia Miners | Williams, Grant signed to a 7 day contract |
| 06/12/12 | Terre Haute Rex | Willoughby, Zack signed to a 7 day contract |
| 06/12/12 | Hannibal Cavemen | Rosenberger, Matt signed |
| 06/12/12 | Hannibal Cavemen | Villa, Randy placed on inactive list Not Available List 6/12-6/18 |
| 06/12/12 | Lorain County Ironmen | Andrews, Mark released |
| 06/12/12 | Springfield Sliders | Cawthon, Jordan released |
| 06/12/12 | Springfield Sliders | Bergren, Jake placed on disabled list (minimum 7 days) |
| 06/11/12 | Chillicothe Paints | Nadratowski, Mike signed |
| 06/11/12 | Chillicothe Paints | Keller, Jeff released |
| 06/10/12 | Lorain County Ironmen | Plys, Tyler activated |
| 06/09/12 | Danville Dans | Fitts, Trevor signed |
| 06/09/12 | Danville Dans | Mahood, Jason released |
| 06/09/12 | Danville Dans | Deaton, Blake released |
| 06/08/12 | Butler Blue Sox | DiBartolomeo, Nick activated |
| 06/07/12 | Richmond RiverRats | Trovillion, Derek signed |
| 06/07/12 | Slippery Rock Sliders | Hustad, Marty signed |
| 06/07/12 | Lorain County Ironmen | LaBondano, Anthony signed to a 7 day contract |
| 06/01/12 | Butler Blue Sox | DiBartolomeo, Nick placed on inactive list Not Available List 6/1-6/7 |
| 05/31/12 | West Virginia Miners | Kendall, Ryan placed on inactive list Not Available List 5/30-6/12 |
| 05/31/12 | West Virginia Miners | Finnigan, Mike placed on inactive list Not Available List 6/1-6/14 |
| 05/30/12 | Quincy Gems | Sandquist, Ricky signed |
| 05/30/12 | Quincy Gems | King, Cody released |