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| 2025-12-11 00:00:00 | San Diego Sabercats | | Demoted | Chaz Ketron | Santiago Sharks |
| 2025-12-11 00:00:00 | St. Louis 5th Alarm | | Demoted | Christopher Mendell | Caracas Crocodiles |
| 2025-12-10 00:00:00 | Buenos Aires Eagles | | Promoted | Andrew Moore | Indianapolis Tornadoes |
| 2025-12-10 00:00:00 | Indianapolis Tornadoes | | Demoted | Jonathan Maley | Buenos Aires Eagles |
| 2025-12-09 19:11:03 | Seattle Cougars | 2nd round pick in season 45 | Acquired via trade | 2nd round pick in season 44 | Memphis Express |
| 2025-12-09 14:20:12 | San Diego Sabercats | 2nd round pick in season 44 | Acquired via trade | 2nd round pick in season 45 | Miami Macho Men |
| 2025-12-09 00:00:00 | San Diego Sabercats | | Demoted | Johnny Carter | Santiago Sharks |
| 2025-12-08 09:19:45 | St. Louis 5th Alarm | 2nd round pick in season 44 | Acquired via trade | 2nd round pick in season 44 | Portland Hipsters |
| 2025-12-08 09:19:45 | St. Louis 5th Alarm | 2nd round pick in season 45 | Acquired via trade | Omar Tumlinson | Portland Hipsters |
| 2025-12-08 00:00:00 | St. Louis 5th Alarm | | Demoted | Kevin Hunt | Caracas Crocodiles |
| 2025-12-08 00:00:00 | St. Louis 5th Alarm | | Demoted | David Carson | Caracas Crocodiles |
| 2025-12-08 00:00:00 | Caracas Crocodiles | | Promoted | David Carson | St. Louis 5th Alarm |
| 2025-12-08 00:00:00 | Caracas Crocodiles | | Promoted | Fletcher Wood | St. Louis 5th Alarm |
| 2025-12-07 00:00:00 | Salt Lake City Night Hawks | | Demoted | Jonathan Beard | Toronto Huskies |
| 2025-12-07 00:00:00 | Atlanta Eels | | Drop | Chase Hargrove | |
| 2025-12-07 00:00:00 | Atlanta Eels | | Demoted | Nicholas Beaudet | Tampa Runner-ups |
| 2025-12-07 00:00:00 | Santa Fe Zeppelins | | Promoted | Zachary Brickle | Kansas City Wildcats |
| 2025-12-07 00:00:00 | Kansas City Wildcats | | Demoted | Ian Marshall | Santa Fe Zeppelins |
| 2025-12-07 00:00:00 | Baltimore Miners | | Demoted | Dylan Buckley | Green Bay Miners |
| 2025-12-07 00:00:00 | Dallas Hounds | | Demoted | Nikhil Belt | Norfolk Wolves |
| 2025-12-06 00:00:00 | New York Warriors | | Demoted | Leon Madden | Hartford Hebrew Hammers |
| 2025-12-06 00:00:00 | Las Vegas Dark Knights | | Demoted | Tyler Lewandowski | Knoxville Wampus Cats |
| 2025-12-05 07:42:27 | New York Warriors | 1st round pick in season 44 | Acquired via trade | 1st round pick in season 45 | Cincinnati Skyliners |
| 2025-12-05 00:00:00 | Seattle Cougars | | Demoted | Martin Garcia | Vancouver Mounties |
| 2025-12-05 00:00:00 | Kansas City Wildcats | | Demoted | Andres Thiam | Santa Fe Zeppelins |