| The Cincinnati Bengals have traded 1991 Round 2 pick - CIN to the Seattle Seahawks! | |
| The Cincinnati Bengals have traded 1991 Round 5 pick - CIN to the Seattle Seahawks! | |
| The Seattle Seahawks have traded DE Mike Jones to the Cincinnati Bengals! | |
| The Minnesota Vikings have traded 1990 Round 2 pick - MIN to the Seattle Seahawks! | |
| The Minnesota Vikings have traded 1990 Round 4 pick - MIN to the Seattle Seahawks! | |
| The Minnesota Vikings have traded 1991 Round 6 pick - MIN to the Seattle Seahawks! | |
| The Seattle Seahawks have traded 1990 Round 2 pick - SEA to the Minnesota Vikings! | |
| The London Monarchs have traded WR Steve Kreider to the Seattle Seahawks! | |
| The London Monarchs have traded 1990 Round 7 pick - LON to the Seattle Seahawks! | |
| The Seattle Seahawks have traded WR Willie Davis to the London Monarchs! | |
| The Green Bay Packers have traded QB Randall Cunningham to the Seattle Seahawks! | |
| The Seattle Seahawks have traded QB Malik Willis to the Green Bay Packers! | |
| The Seattle Seahawks have traded RB Steve Strachan to the Green Bay Packers! | |
| The Seattle Seahawks have traded CB Bruce McNorton to the Green Bay Packers! | |
| The Seattle Seahawks have traded 1990 Round 1 pick - SEA to the Green Bay Packers! | |
| The Seattle Seahawks have traded 1990 Round 5 pick - SEA to the Green Bay Packers! | |
| The Seattle Seahawks have traded 1991 Round 3 pick - CHC to the Green Bay Packers! | |
| The Seattle Seahawks have traded FS Tycen Anderson to the Chicago Cardinals! | |
| The Seattle Seahawks have traded 1990 Round 3 pick - SEA to the Chicago Cardinals! | |
| The Chicago Cardinals have traded FS Mike Prior to the Seattle Seahawks! | |
| The Tampa Bay Buccaneers have traded T Tootie Robbins to the Seattle Seahawks! | |
| The Seattle Seahawks have traded 1990 Round 4 pick - SEA to the Tampa Bay Buccaneers! | |
| The Chicago Cardinals have traded LB Clay Matthews to the Seattle Seahawks! | |
| The Chicago Cardinals have traded 1989 Round 5 pick - LON to the Seattle Seahawks! | |
| The Chicago Cardinals have traded 1989 Round 6 pick - CHC to the Seattle Seahawks! | |
| The Chicago Cardinals have traded 1989 Round 7 pick - CHC to the Seattle Seahawks! | |
| The Chicago Cardinals have traded 1991 Round 3 pick - CHC to the Seattle Seahawks! | |
| The Seattle Seahawks have traded WR James Lofton to the Chicago Cardinals! | |
| The Chicago Cardinals have traded LB Clay Matthews to the Seattle Seahawks! | |
| The Chicago Cardinals have traded 1989 Round 5 pick - LON to the Seattle Seahawks! | |
| The Chicago Cardinals have traded 1989 Round 6 pick - CHC to the Seattle Seahawks! | |
| The Chicago Cardinals have traded 1989 Round 7 pick - CHC to the Seattle Seahawks! | |
| The Chicago Cardinals have traded 1991 Round 3 pick - CHC to the Seattle Seahawks! | |
| The Seattle Seahawks have traded WR James Lofton to the Chicago Cardinals! | |
| The Minnesota Vikings have traded WR Irving Fryar to the Seattle Seahawks! | |
| The Minnesota Vikings have traded 1991 Round 1 pick - MIN to the Seattle Seahawks! | |
| The Seattle Seahawks have traded QB Warren Moon to the Minnesota Vikings! | |
| The Baltimore Ravens have traded CB Wendell Cason to the Seattle Seahawks! | |
| The Seattle Seahawks have traded LB Chris Washington to the Baltimore Ravens! | |
| The London Monarchs have traded DT Doug Smith DT to the Seattle Seahawks! | |
| The Seattle Seahawks have traded 1989 Round 3 pick - SEA to the London Monarchs! | |
| The Seattle Seahawks have traded 1989 Round 5 pick - SEA to the London Monarchs! | |
| The Seattle Seahawks have traded 1988 Round 7 pick - SEA to the London Monarchs! | |
| The London Monarchs have traded K John Kasay to the Seattle Seahawks! | |