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| 2003-04-18 12:49:34 | Pittsburgh Berserkers | Wiley Middleton | Add/Drop | Joe Coffman | |
| 2003-04-18 06:31:18 | Detroit Gear Daddies | Carlton Moll | Add/Drop | Timmy Gabriel | |
| 2003-04-18 05:46:08 | Green Bay Miners | | Drop | Terrance Isaac | |
| 2003-04-18 02:00:00 | Green Bay Miners | 1st round pick in season 04 | Acquired via trade | | Santiago Sharks |
| 2003-04-18 02:00:00 | Green Bay Miners | 2nd round pick in season 04 | Acquired via trade | | Santiago Sharks |
| 2003-04-18 02:00:00 | San Diego Sabercats | Cody Hammons | Acquired via trade | Freddie Rogers | Baltimore Miners |
| 2003-04-18 01:41:08 | Mexico City Aztecs | | Drop | Roger Glass | |
| 2003-04-17 22:01:02 | Los Angeles Cacti | | Drop | Jesus Tharp | |
| 2003-04-17 14:14:34 | Santiago Sharks | | Drop | Shea Riedling | |
| 2003-04-17 14:06:14 | San Juan Devils | | Drop | Drew Gatewood | |
| 2003-04-17 12:01:16 | Phoenix Kangaroos | | Drop | Scott Cundiff | |
| 2003-04-17 07:38:38 | Detroit Gear Daddies | | Drop | Wes Swift | |
| 2003-04-16 10:37:04 | Green Bay Miners | | Drop | Tyron Herron | |
| 2003-04-15 17:28:52 | Green Bay Miners | | Drop | Ross Ottersbach | |
| 2003-04-15 15:17:58 | Birmingham Venom | | Drop | Richard Pirtle | |
| 2003-04-15 11:05:46 | Salt Lake City Night Hawks | | Drop | Jose Leslie | |
| 2003-04-15 10:11:58 | Jacksonville Speed | | Drop | Wiley Middleton | |
| 2003-04-15 09:47:56 | Cleveland Weasels | | Drop | Thad Rapp | |
| 2003-04-09 17:00:00 | Louisville Colonels | 1st round pick in season 04 | Acquired via trade | 1st round pick in season 04 | San Diego Sabercats |
| 2003-04-09 17:00:00 | Louisville Colonels | Travis Winston | Acquired via trade | Rusty Thieneman | San Diego Sabercats |
| 2003-04-09 17:00:00 | Louisville Colonels | Richard Gividen | Acquired via trade | | San Diego Sabercats |
| 2003-04-08 17:00:00 | Los Angeles Cacti | 2nd round pick in season 04 | Acquired via trade | Darrick Harned | Louisville Colonels |
| 2003-04-07 11:00:00 | Boston Bannerman | 1st round pick in season 04 | Acquired via trade | Alan Karnes | San Francisco Golden Gators |
| 2003-04-07 11:00:00 | Boston Bannerman | Johnnie Riggins | Acquired via trade | | San Francisco Golden Gators |
| 2003-04-07 07:00:00 | Calgary Cougars | Nelson Kiefer | Acquired via trade | Linus Wooldridge | South Dakota Blackhawks |