| Date | Team | Transaction |
|---|---|---|
| 05/21/13 | Trois-Rivieres Aigles | Valdez, Jonathan released |
| 05/20/13 | New Jersey Jackals | Hoffman, Nick released |
| 05/15/13 | Trois-Rivieres Aigles | Carroll, George released |
| 05/14/13 | Newark Bears | Coury, Dan released |
| 05/14/13 | Trois-Rivieres Aigles | Samyn, Dominique released |
| 05/14/13 | Trois-Rivieres Aigles | Valdez, Jonathan released |
| 05/14/13 | Trois-Rivieres Aigles | Dube, Steve released |
| 05/14/13 | Quebec Capitales | Deschamps, Dany released |
| 05/14/13 | Quebec Capitales | Lefevre, Maxime released |
| 05/14/13 | Quebec Capitales | Leonora, Dudley released |
| 05/14/13 | Newark Bears | Richard, Mike released |
| 05/14/13 | Rockland Boulders | Alvino, Billy released |
| 05/13/13 | Quebec Capitales | Caulfield, Clay released |
| 05/13/13 | Rockland Boulders | Zenko, Mike released |
| 05/13/13 | Rockland Boulders | Wink, Taylor released |
| 05/13/13 | Rockland Boulders | Shepard, Brenden released |
| 05/13/13 | Rockland Boulders | Flick, Brennan released |
| 05/13/13 | Rockland Boulders | Schult, Jim released |
| 05/13/13 | Rockland Boulders | Valencia, Chris traded to outside league Amarillo (AA) |
| 05/13/13 | Newark Bears | Roibal, Reinier released |
| 05/13/13 | Newark Bears | Millan, Elvin released |
| 05/13/13 | Newark Bears | Briones, Elio released |
| 05/13/13 | Newark Bears | Chaput, Brian released |
| 05/13/13 | Newark Bears | Wells, Andy released |
| 05/10/13 | Newark Bears | Palestina, Marc released |
| 05/06/13 | Quebec Capitales | Dening, Mitch released |
| 05/06/13 | Quebec Capitales | Kaye, Brandon released |
| 05/06/13 | Quebec Capitales | Brown, Steve traded to Trois-Rivieres Aigles |
| 05/06/13 | Trois-Rivieres Aigles | Brown, Steve acquired in trade from Quebec Capitales |
| 05/03/13 | Trois-Rivieres Aigles | Fox, Steve released |
| 05/01/13 | Rockland Boulders | Massingham, Eric traded to outside league Evansville (Frontier) |
| 05/01/13 | Rockland Boulders | Torres, Chris released |
| 04/26/13 | Newark Bears | Kennedy, Jimmer traded to outside league Sioux City (AA) |
| 04/26/13 | Newark Bears | Jurik, Dan traded to outside league Sioux City (AA) |
| 04/26/13 | Trois-Rivieres Aigles | Colafemina, Josh acquired in trade from Quebec Capitales |
| 04/26/13 | Quebec Capitales | Colafemina, Josh traded to Trois-Rivieres Aigles |
| 04/25/13 | Rockland Boulders | King, MacKenzie released |
| 04/25/13 | Rockland Boulders | Gregory, Sean released |
| 04/24/13 | New Jersey Jackals | Nandin, Matt traded to Rockland Boulders for cash and a PTBNL |
| 04/24/13 | Rockland Boulders | Nandin, Matt acquired in trade from New Jersey Jackals for cash and a PTBNL |
| 04/23/13 | Newark Bears | Welch, Johnny traded to Rockland Boulders |
| 04/23/13 | Rockland Boulders | Welch, Johnny acquired in trade from Newark Bears |
| 04/23/13 | Newark Bears | Sampson, Julian released |
| 04/23/13 | Newark Bears | Fitton, Matt released |
| 04/23/13 | Newark Bears | Cuevas, Caleb released |
| 04/23/13 | Trois-Rivieres Aigles | Fox, Steve acquired in trade from New Jersey Jackals |
| 04/23/13 | New Jersey Jackals | Fox, Steve traded to Trois-Rivieres Aigles |
| 04/23/13 | Rockland Boulders | Millender, Qualon released |
| 04/22/13 | Rockland Boulders | Gaston, Jon traded to outside league Laredo (American Association) |
| 04/19/13 | Rockland Boulders | Cuadrado, Phillip released |
| 04/19/13 | New Jersey Jackals | Clark, Craig released |
| 04/17/13 | Rockland Boulders | Martin, Adrian traded to outside league Camden (Atlantic) |
| 04/17/13 | Rockland Boulders | Savarese, Robert released |
| 04/17/13 | Rockland Boulders | Federico, Eric released |
| 04/16/13 | Rockland Boulders | Smith, Jon traded to Trois-Rivieres Aigles For Nick Serino |
| 04/16/13 | Trois-Rivieres Aigles | Smith, Jon acquired in trade from Rockland Boulders For Nick Serino |
| 04/16/13 | Trois-Rivieres Aigles | Serino, Nick traded to Rockland Boulders for OF Jon Smtih |
| 04/16/13 | Rockland Boulders | Serino, Nick acquired in trade from Trois-Rivieres Aigles for OF Jon Smtih |
| 04/16/13 | Rockland Boulders | Negus, Phil released |
| 04/16/13 | Newark Bears | Lane, Bryce released |
| 04/16/13 | New Jersey Jackals | Lanning, Jeff released |
| 04/15/13 | Quebec Capitales | Stanton, TJ released |
| 04/15/13 | Quebec Capitales | Naccarata, Ivan released |
| 04/15/13 | Quebec Capitales | Duguay, Guillaume released |
| 04/15/13 | Quebec Capitales | Garton, Josh released |
| 04/15/13 | Newark Bears | Lane, Greg released |
| 04/12/13 | Newark Bears | Rivera, Pedro released |
| 04/08/13 | Rockland Boulders | Scoma, Ryan traded to outside league Winnipeg |
| 04/05/13 | Rockland Boulders | Hassett, Will released |
| 04/05/13 | Rockland Boulders | Kraft, Cole released |
| 04/04/13 | New Jersey Jackals | Gogal, Jeff released |
| 04/01/13 | Rockland Boulders | Chacin, Gustavo released |
| 03/29/13 | Newark Bears | Mercado, Orlando released |
| 03/29/13 | Rockland Boulders | Velasquez, Jonathan traded to outside league Camden (Atlantic) |
| 03/28/13 | Newark Bears | Martinez, Juan traded to outside league Camden (Atlantic) |
| 03/27/13 | New Jersey Jackals | Cusick, Matt released |
| 03/25/13 | Quebec Capitales | Brown, Steve released |
| 03/25/13 | Quebec Capitales | Mercedes, Roque released |
| 03/25/13 | New Jersey Jackals | Birosak, Dustin released |
| 03/22/13 | New Jersey Jackals | Salotti, Nick released |
| 03/20/13 | New Jersey Jackals | Wiley, Jacob released |
| 03/14/13 | Rockland Boulders | Mollica, Ryan released |
| 03/13/13 | Rockland Boulders | Wilson, Landis released |
| 03/06/13 | Newark Bears | Roche, James sold to New York Mets |
| 03/06/13 | New Jersey Jackals | Giarraputo, Nick sold to Chicago White Sox |
| 02/19/13 | Rockland Boulders | Edmondson, Jerod acquired in trade from Newark Bears |
| 02/19/13 | Newark Bears | Edmondson, Jerod traded to Rockland Boulders |
| 02/19/13 | Rockland Boulders | Jurik, Dan traded to Newark Bears |
| 02/19/13 | Newark Bears | Jurik, Dan acquired in trade from Rockland Boulders |
| 02/18/13 | Rockland Boulders | Brachold, Keith traded to outside league Fargo-Moorhead (American Assoc |
| 02/18/13 | Quebec Capitales | Rodriguez, Rony sold to Chicago Cubs |
| 02/04/13 | New Jersey Jackals | Henderson, Chris released |
| 01/17/13 | New Jersey Jackals | Clemente, Edgard released |
| 12/21/12 | Quebec Capitales | Cox, Chris sold to Arizona Diamondbacks |
| 12/21/12 | Quebec Capitales | Davis, Tony sold to Toronto BLue Jays |
| 11/29/12 | New Jersey Jackals | Ness, Mike traded to Newark Bears |
| 11/29/12 | Newark Bears | Ness, Mike acquired in trade from New Jersey Jackals |
| 11/13/12 | Trois-Rivieres Aigles | Kneeland, Cam acquired in trade from Quebec Capitales for player to be named later |
| 11/13/12 | Quebec Capitales | Kneeland, Cam traded to Trois-Rivieres Aigles for player to be named later |
| 11/12/12 | Newark Bears | Javier, Omar sold to San Francisco Giants |
| 11/12/12 | Newark Bears | Pluta, Anthony released |
| 11/12/12 | Newark Bears | Rodriguez, Ryde released |
| 11/12/12 | Newark Bears | Ward, Daryle released |
| 11/12/12 | Newark Bears | Jimenez, DAngelo released |
| 11/12/12 | Newark Bears | Espinosa, Sergio released |