| 5/8/25 | Brantford Red Sox | Release Tyler Soucie & Sign Brody Black |
| 5/8/25 | Toronto Maple Leafs | Move Julian Valdez to Inactive List & Sign Ayami Sato |
| 5/8/25 | Guelph Royals | Sign Jeff MacLeod |
| 5/7/25 | Welland Jackfish | Sign Caleb Feuerstake |
| 5/7/25 | Toronto Maple Leafs | Release Angel Castro |
| 5/7/25 | Brantford Red Sox | Sign Christian Ortega |
| 5/7/25 | Guelph Royals | Release Evan Ashe & Sign Matthew Ward |
| 5/6/25 | Guelph Royals | Sign Alex Camilo & Arturo Alvarez |
| 5/6/25 | Brantford Red Sox | Sign Hendry Paula |
| 5/6/25 | Toronto Maple Leafs | Sign Adam Jafine |
| 5/5/25 | Brantford Red Sox | Sign Jose Vinicio |
| 5/5/25 | Toronto Maple Leafs | Release Jose Vinicio |
| 5/5/25 | Brantford Red Sox
| Sign Pedro De Los Santos, Carter Beddis & Jose Rodriguez
|
| 5/5/25 | Brantford Red Sox | Move Masahiro Fukuda to Inactive List |
| 5/5/25 | Brantford Red Sox | Release David Alvarez & Gregor Farquharson |
| 5/3/25 | Hamilton Cardinals | Release Marien Ventura |
| 5/1/25 | Guelph Royals | Sign Carson Burns |
| 5/1/25 | Brantford Red Sox | Sign Max Schmarder |
| 4/29/25 | Guelph Royals | Sign Connor King & Rhys Montgomery |
| 4/28/25 | Welland Jackfish | Move Mike Mueller to Inactive List |
| 4/28/25 | Guelph Royals | Sign Edgar Garcia |
| 4/26/25 | Guelph Royals | Move Yuki Narita to Inactive List |
| 4/25/25 | Guelph Royals | Sign Yomar Concepcion & Move Evan Grills to Inactive List |
| 4/24/25 | Welland Jackfish | Sign Sam Cawker |
| 4/24/25 | Brantford Red Sox | Release Roger Keen & Kieran Bowles |
| 4/23/25 | Barrie Baycats | Move Makaio Cisneros & Nolan Machibroda to Inactive List |
| 4/23/25 | Toronto Maple Leafs | Sign Greg Carrington |
| 4/22/25 | Toronto Maple Leafs | Sign Matt Brown |
| 4/21/25 | London Majors | Sign Toby Simmons & Trent Lenihan |
| 4/21/25 | Chatham-Kent Barnstormers
| Release Connor King |
| 4/21/25 | Chatham-Kent Barnstormers
| Sign Yuri O'Connor Yokoyama |
| 4/20/25 | Kitchener Panthers | Release Jorden Carthy & Sign Arthur Kowara |
| 4/18/25 | Guelph Royals | Release Arthur Kowara |
| 4/14/25 | Toronto Maple Leafs | Sign Jeremy Newton |
| 4/14/25 | Hamilton Cardinals | Sign Cawrin Salcedo Reyes |
| 4/14/25 | Guelph Royals | Sign Gaku Ueda |
| 4/12/25 | Chatham-Kent Barnstormers
| Sign Tim Wagner |
| 4/11/25 | Kitchener Panthers | Release Nolan Misa & Sign Klaus Aplevich |
| 4/11/25 | Toronto Maple Leafs | Sign Josh Berenbaum |
| 4/11/25 | London Majors | Release Tommy Reyes Cruz & Move Starling Joseph to Inactive List |
| 4/11/25 | Guelph Royals | Sign Ashton Patterson & Move Franklin Torres to Inactive List |
| 4/11/25 | Toronto Maple Leafs | Move Alex Lanigan, Landon Leach & Taylor Lepard to Inactive List |
| 4/11/25 | Toronto Maple Leafs | Release Julian Johnson |
| 4/10/25 | Toronto Maple Leafs | Sign Benjamin Sitarenios |
| 4/10/25 | Brantford Red Sox | Move Gus Wilson to Inactive List |
| 4/10/25 | Brantford Red Sox | Release Isaiah Ramos & Evan Ryan |
| 4/9/25 | Welland Jackfish | Sign Greg Marco |
| 4/9/25 | Brantford Red Sox | Release Kyle Blunt & Sign Damian Clarke & Connor Irvine |
| 4/8/25 | Toronto Maple Leafs | Sign Marcus Knecht |
| 4/8/25 | Brantford Red Sox | Release Sam Worthen & Sign Nicholai Arbach |
| 4/8/25 | Welland Jackfish | Sign Tyler Dupuis |
| 4/7/25 | London Majors | Sign Byron Reichstein & Ricardo Alvarez De Lugo |
| 4/7/25 | Toronto Maple Leafs | Sign Connor Lewis |
| 4/6/25 | Welland Jackfish | Sign Lucas Lefebvre |
| 4/4/25 | Toronto Maple Leafs | Sign Chris Nagorski |
| 4/4/25 | Brantford Red Sox | Sign Ethan Paulos & Jeremias Sucre |
| 4/3/25 | Kitchener Panthers | Move Jett Jarvis to Inactive List & Sign Kade Kozak |
| 4/3/25 | Chatham-Kent Barnstormers
| Sign Owen Constantineau |
| 4/2/25 | Toronto Maple Leafs | Sign Adam Marra |
| 4/2/25 | Brantford Red Sox | Sign Tyler Soucie |
| 4/1/25 | Barrie Baycats | Release Brandon Hillier |
| 4/1/25 | Kitchener Panthers | Sign Andrew MacNeil |
| 4/1/25 | Chatham-Kent Barnstormers
| Sign Nik Cardinal |
| 3/31/25 | Toronto Maple Leafs | Sign Dan Marra |
| 3/31/25 | Brantford Red Sox | Release Ricardo De Lugo & Sign Lucas Bateman |
| 3/29/25 | London Majors | Move Daniel Gore to Inactive List |
| 3/28/25 | Toronto Maple Leafs | Sign Justin Marra |
| 3/28/25 | Chatham-Kent Barnstormers | Sign Christian Hauck |
| 3/28/25 | Kitchener Panthers | Release Pedro De Los Santos |
| 3/27/25 | Brantford Red Sox | Move Isaiah Ramos to Inactive List |
| 3/26/25 | Kitchener Panthers | Sign Brett Reid |
| 3/26/25 | Brantford Red Sox | Sign Masahiro Fukuda |
| 3/25/25 | Kitchener Panthers | Sign Yadian Martinez |
| 3/25/25 | Brantford Red Sox | Sign Jackson Smith |
| 3/24/25 | Brantford Red Sox | Release Marco Castillo & Mike Dorcean. Move Josh Laukkanen to Inactive List |
| 3/21/25 | Barrie Baycats | Sign Branfy Infante |
| 3/21/25 | Guelph Royals | Sign Niall Windeler |
| 3/20/25 | Brantford Red Sox | Move Gregor Farquharson to Inactive List |
| 3/19/25 | Kitchener Panthers | Sign Evan Elliott |
| 3/19/25 | Brantford Red Sox | Sign Matt Torresan & Cassidy Watt |
| 3/19/25 | Guelph Royals | Sign Kyle Thomas |
| 3/19/25 | Guelph Royals | Release Darren Shred & Move Drew Durst to Inactive List |
| 3/18/25 | Brantford Red Sox | Sign Gabe Bruder & Crawford Passy |
| 3/17/25 | Barrie Baycats | Sign Zachary Orchard & Brandon Hillier |
| 3/17/25 | Brantford Red Sox | Sign Aidan Armitage & Jeremie Veilleux |
| 3/17/25 | Guelph Royals | Sign Ethan Hammond |
| 3/16/25 | London Majors | Sign Kenneth Sugi |
| 3/14/25 | Brantford Red Sox | Sign Kyle Nash & Josiah Devapalan |
| 3/14/25 | Brantford Red Sox | Release Jaret Lupton |
| 3/13/24 | Brantford Red Sox | Sign Nick Burdett, Ty Smith & Noah Roberts |
| 3/13/25 | Kitchener Panthers | Release Nathan Laird & Simon Grinberg |
| 3/12/25 | Toronto Maple Leafs | Sign Wilgenis Alvarado & Mike Cecchetto |
| 3/12/25 | Kitchener Panthers | Sign Yosvani Penalver |
| 3/12/25 | Guelph Royals | Sign Brandon Deans |
| 3/12/25 | Brantford Red Sox | Move Matt Fabian to Inactive List and Sign Graham Tebbit & Tim Holyk |
| 3/10/25 | Brantford Red Sox | Release Norman Coleman-Goodwin |
| 3/10/25 | Brantford Red Sox | Move Marco Castillos & Mike Dorcean to Inactive List |
| 3/9/25 | Kitchener Panthers | Sign Yankiel Mauris |
| 3/7/25 | Hamilton Cardinals | Sign Marien Ventura |
| 3/7/25 | Toronto Maple Leafs | Sign Eugene Lee |
| 3/6/25 | Kitchener Panthers | Sign Yosuke Fujie |
| 3/6/25 | Hamilton Cardinals | Sign Jose Vasquez |
| 3/5/25 | London Majors | Sign Alex Springer |
| 3/5/25 | Kitchener Panthers | Release Raul Gonzalez & Spencer Voisin. Move AJ Korasas to Inactive List |
| 3/5/25 | Kitchener Panthers | Sign Andy Vargas |
| 3/5/25 | Guelph Royals | Sign Andy Leader |
| 3/3/25 | Toronto Maple Leafs | Sign Ryan Dos Santos |
| 3/3/25 | Guelph Royals | Sign JD Williams |
| 2/28/25 | Guelph Royals | Sign Garrett Takamatsu |
| 2/25/25 | Kitchener Panthers | Sign Wander Santana |
| 2/24/25 | Welland Jackfish | Sign Brandon Underhill |
| 2/24/25 | Kitchener Panthers | Sign Yoichi Ishihara |
| 2/24/25 | Kitchener Panthers | Release Tyler Hinrikus |
| 2/24/25 | Guelph Royals | Sign Liam Wilson |
| 2/24/25 | Guelph Royals | Move Hector Yan to Inactive List |
| 2/24/25 | Guelph Royals | Release Ryosuke Ohashi |
| 2/21/25 | London Majors | Sign Jose Arias & Josh Niles |
| 2/19/25 | Kitchener Panthers | Sign Jorge De La Cruz Paez |
| 2/19/25 | Kitchener Panthers | Release Kenny Di Clemente, Jose Vasquez, Brady Schnarr & Eric Martin |
| 2/19/25 | London Majors | Sign Jonathan Henry |
| 2/17/25 | Kitchener Panthers
| Sign Nicholas KyRose, Brandon Sekulovich, Owen Macneil & Caleb Cain-Plante |
| 2/16/25 | Kitchener Panthers | Sign Jamie Cabral |
| 2/14/25 | London Majors | Sign Jaryd Lund & Brad Verhoeven |
| 2/14/25 | Chatham-Kent Barnstormers
| Sign Mitsuki Fukuda |
| 2/14/25 | Guelph Royals | Sign Conner Morro |
| 2/14/25 | Toronto Maple Leafs | Release Dionysius Chialtas, Chris Nagorski & Julian Tymochko |
| 2/13/25 | Hamilton Cardinals | Sign Jaden Brown |
| 2/12/25 | Chatham-Kent Barnstormers | Sign Torrin Vaselenak |
| 2/11/25 | Guelph Royals | Sign Jacob Kush |
| 2/11/25 | Chatham-Kent Barnstormers
| Sign Greg Kemble & Aidan George |
| 2/10/25 | Hamilton Cardinals | Sign Ramon Sanchez |
| 2/10/25 | Welland Jackfish | Sign Brandon Marklund |
| 2/8/25 | Toronto Maple Leafs | Sign Luca Boscarino |
| 2/7/25 | Chatham-Kent Barnstormers | Sign Mizuki Akatsuka |
| 2/7/25 | Hamilton Cardinals | Sign Josh Williams |
| 2/7/25 | Chatham-Kent Barnstormers
| Release Josh Williams |
| 2/7/25 | Hamilton Cardinals | Release Mizuki Akatsuka |
| 2/7/25 | Toronto Maple Leafs | Sign Dustin Richardson |
| 2/7/25 | London Majors | Move Kaiden Cardoso & Tommy Reyes Cruz to Inactive List |
| 2/7/25 | London Majors | Sign Tyler Mosher |
| 2/7/25 | Welland Jackfish | Sign Euclides Leyer, Brandon Luther, Anthony Porcellato & Joshua Marchese |
| 2/7/25 | Kitchener Panthers
| Move Blake Jacklin & Raul Gonzalez to Inactive List |
| 2/7/25 | Kitchener Panthers | Release Ryan Burnside |
| 2/7/25 | Hamilton Cardinals | Sign Logan Warkentin |
| 2/7/25 | Hamilton Cardinals
| Move Connor Hicks & Jacob Gajic to Inactive List |
| 2/7/25 | Hamilton Cardinals | Release Keelor Loveridge & Stephen Whalen |
| 2/6/25 | Welland Jackfish | Release Ethan Pasco & Will Jackman |
| 2/6/25 | Kitchener Panthers | Sign Charlie Towers |
| 2/6/25 | Toronto Maple Leafs | Sign Spenser Ross |
| 2/6/25 | Kitchener Panthers | Release Spenser Ross |
| 2/6/25 | Toronto Maple Leafs | Release Charlie Towers |
| 2/5/25 | Welland Jackfish | Release Jake Harford |
| 2/5/25 | Welland Jackfish | Sign Jake Sanford & Jose Dominguez |
| 2/5/25 | Welland Jackfish | Move Enrique Saldana, Dawson Tweet, Steve Moretto & Greg Marco to Inactive List |
| 2/5/25 | Hamilton Cardinals | Sign Connor Cory |
| 2/4/25 | London Majors | Sign Tristan Osika & Dre Amaral |
| 2/3/25 | Chatham-Kent Barnstormers
| Sign Sadler Goodwin |
| 2/3/25 | Welland Jackfish | Sign Russell Young |
| 1/31/25 | Kitchener Panthers | Sign Yunior Ibarra, Danny Garcia, Trent Lawson & Dakota Parsons |
| 1/31/25 | Kitchener Panthers | Release Jack Anderson, Adam Robertson & David Bruinsma |
| 1/31/25 | London Majors | Sign Champ Garner & Kyle Maves |
| 1/30/25 | Barrie Baycats | Release Kyle Maves |
| 1/30/25 | Welland Jackfish | Sign Ethan Hunt |
| 1/29/25 | Barrie Baycats | Move Canice Ejoh & Noel McGarry Doyle to Inactive List |
| 1/29/25 | Barrie Baycats | Sign Tristan Clarke |
| 1/29/25 | Hamilton Cardinals | Sign Nicolas Velocci |
| 1/27/25 | London Majors | Sign Skylar Janisse |
| 1/25/25 | Welland Jackfish | Sign Teodoro Ortega |
| 1/24/25 | London Majors | Sign Francisco Fajardo |
| 1/23/25 | London Majors | Sign Travis Keys |
| 1/22/25 | Hamilton Cardinals | Sign Justin Groves |
| 1/21/25 | Welland Jackfish | Sign Ben Abram |
| 1/20/25 | Hamilton Cardinals | Sign Ramon Henriquez |
| 1/20/25 | Hamilton Cardinals | Release Kade Kozak & Move Zach Cameron to Inactive List |
| 1/20/25 | Chatham-Kent Barnstormers | Sign Spencer Marcus & Garret Day |
| 1/17/25 | Hamilton Cardinals | Sign Caleb Seroski |
| 1/16/25 | London Majors | Sign Starling Joseph & Victor Payano |
| 1/16/25 | Welland Jackfish | Sign Robert Mullen |
| 1/16/25 | Hamilton Cardinals
| Release Dan Berg & Move Takaki Eguchi to Inactive List |
| 1/16/25 | Chatham-Kent Barnstormers
| Sign Robert Mackie |
| 1/15/25 | Hamilton Cardinals | Sign Drew Mainprize |
| 1/14/25 | Barrie Baycats | Release Brandon Hillier, Chris Cox & Josh Cote |
| 1/14/25 | Barrie Baycats | Move Royce Ando & Kyle Maves to Inactive List |
| 1/14/25 | Barrie Baycats | Sign Ethan Morris |
| 1/14/25 | Welland Jackfish | Sign Brandon Hupe |
| 1/13/25 | Hamilton Cardinals | Sign Casey Bouillere-Howard |
| 1/12/25 | Barrie Baycats | Sign Francisco Hernandez |
| 1/10/25 | Barrie Baycats | Sign Frank Caietta |
| 1/9/25 | Toronto Maple Leafs | Move Jose Vinicio & Angel Castro to Inactive List |
| 1/9/25 | Toronto Maple Leafs | Sign Dennis Dei Banning, Rando Moreno, Sebastian Rodriguez & Zachary Lampreia |
| 1/9/25 | Hamilton Cardinals | Sign Johnathan Solazzo |
| 1/9/25 | Toronto Maple Leafs | Release Johnathan Solazzo & Sam Greene |
| 1/9/25 | Hamilton Cardinals
| Release Dennis Dei Banning |
| 1/8/25 | Hamilton Cardinals | Sign Corben Peters |
| 1/7/25 | London Majors | Sign Tyler Gillies |
| 1/7/25 | Chatham-Kent Barnstormers
| Sign Anthony Polowick, Sam McKinlay & Evan Morrison |
| 1/6/25 | London Majors | Sign Eduardo De Oleo |
| 1/6/25 | Welland Jackfish | Sign Greyson Barrett |
| 1/6/25 | Hamilton Cardinals | Sign Steven Hospital |
| 1/3/25 | Hamilton Cardinals | Sign Dennis Dei Banning |
| 12/29/24 | Hamilton Cardinals | Sign July Vittini |
| 12/29/24 | Hamilton Cardinals | Release Zach Marriott & Move Luis Bernardo to Inactive List |
| 12/23/24 | Barrie Baycats | Sign Adam Khan |
| 12/23/24 | Hamilton Cardinals | Sign Chris Boatto |
| 12/23/24 | Chatham-Kent Barnstormers | Sign Spencer Morin, Brock Whitson, Eric Pettipiece, Braxton Haggith, Trent Sillett & Aden Ryan |
| 12/20/24 | Hamilton Cardinals | Sign Niko Kekatos |
| 12/20/24 | London Majors | Sign Josh Niles & Colby Ring |
| 12/20/24 | Hamilton Cardinals | Release Josh Niles & Colby Ring |
| 12/18/24 | Hamilton Cardinals | Sign Zach Cameron |
| 12/16/24 | Hamilton Cardinals | Sign Tanner Rempel |
| 12/13/24 | Hamilton Cardinals | Move Kade Kozak, Dan Berg & Keelor Loveridge to Inactive List |
| 12/13/24 | Hamilton Cardinals | Release Rich Corrente, Nick Davies, Owen Slater, Cam Gravelle & Evan Symons |
| 12/12/24 | Hamilton Cardinals | Sign Yolki Pena |
| 12/12/24 | Chatham-Kent Barnstormers | Release Kenny Williams & Cam O'Reilly |
| 12/11/24 | Hamilton Cardinals | Sign Brandon Nicoll |
| 12/10/24 | Barrie Baycats | Sign James Anderson |
| 12/9/24 | Welland Jackfish | Sign Scott Gillespie |
| 12/6/24 | Hamilton Cardinals | Sign Rikelbin De Castro |
| 12/2/24 | Welland Jackfish | Sign Jonah Weisner |
| 12/2/24 | Hamilton Cardinals | Sign Matt Hilderbrandt |
| 11/28/24 | Hamilton Cardinals | Sign Fernando Rodney |
| 11/25/24 | Barrie Baycats | Sign Adam Odd |
| 11/25/24 | Hamilton Cardinals | Sign Owen Boon |
| 11/22/24 | Barrie Baycats | Sign Christian Lazar |
| 11/21/24 | Barrie Baycats | Sign Asafa Jones |
| 11/21/24 | Hamilton Cardinals | Sign Tyler Duncan |
| 11/19/24 | Barrie Baycats | Sign Ryan Lacasse & Braedan Pakkala |
| 11/18/24 | Barrie Baycats | Sign Noah Hull |
| 11/18/24 | Welland Jackfish | Sign Daniel Howat |
| 11/15/24 | Barrie Baycats | Sign Malik Williams |
| 11/14/24 | Barrie Baycats | Sign Leliis Beltran |
| 11/13/24 | Barrie Baycats | Sign Tyler Plumpton |
| 11/11/24 | Welland Jackfish | Sign Gio Morello, Halen Knoll & Deivy Mendez |
| 11/11/24 | Barrie Baycats | Sign Hayden Jaco |
| 11/8/24 | Barrie Baycats | Sign Brad Grieveson |
| 11/7/24 | Barrie Baycats | Sign Carlos Sano |
| 11/6/24 | Barrie Baycats | Sign Nolan Machibroda |
| 11/5/24 | Barrie Baycats | Sign Willy Garcia |
| 11/4/24 | Barrie Baycats | Sign Ryan Rijo |
| 11/1/24 | Barrie Baycats | Sign Brandon Hernandez |
| 10/31/24 | Barrie Baycats | Sign Canice Ejoh |
| 10/30/24 | Barrie Baycats | Sign Juan Benitez |
| 10/29/24 | Barrie Baycats | Sign Cesar Rosado |
| 10/28/24 | Barrie Baycats | Sign Frank Garces |
