| Date | Transaction |
| 08-21-1989 | The Washington Xenomorphs have waived Bob Gradishar. |
| 04-30-1989 | The Washington Xenomorphs have acquired Bob Gradishar from the waiver wire. |
| 08-22-1988 | The Washington Xenomorphs have waived Bob Gradishar. |
| 08-21-1988 | The Washington Xenomorphs have moved Kevin Annan, Joe Simon, Kevin Brown, Ron Barni, Billy Barber, Pete Kahler, Steve Forrest, Steve Mueller, Chase Jackson, Joe Sigurdson, Eugene Sloan, Alex Thomas, Malcolm Faulk, Steve Gurode, Drew Chamberlain, Gary Bethea, Mark Franklin, Devone Rivera, Harold Muhammad, and Jim Mitchell to the active roster. The Washington Xenomorphs have moved Bobby Odom, Billy Joe Joyce, Hal Putzier, Norman Rosenstiel, Chris Jolley, Ed Times, Mac Rembert, Jeff Seymour, Jim Cross, Eddie Garbarczyk, Ephraim Grant, Jimmy Saimes, Mack Calland, Bob Gradishar, Dan Stewart, Curt Nguyen, Bob Barnes, Charle Summerell, Fred Caleb, and Dee Caveness to the inactive roster. |
| 08-14-1988 | The Washington Xenomorphs have moved Honolulu Fanucci, Hal Putzier, Wilbur Cunningham, Daryl Jones, Curt Nguyen, John Watts, Jimmy Saimes, Bob Gradishar, Chris Jolley, Fred Caleb, Dee Caveness, Billy Joe Joyce, Eddie Garbarczyk, Mack Calland, Dan Stewart, Kerry Middleton, Duke Collins, Ed Times, Bobby Odom, Jeff Seymour, and Jim Cross to the active roster. The Washington Xenomorphs have moved Kevin Brown, Steve Mueller, Eugene Sloan, Kevin Annan, Joe Sigurdson, Pete Kahler, Alex Thomas, Mark Franklin, Alonzo Moss, Steve Forrest, Chase Jackson, Steve Gurode, Drew Chamberlain, Joe Simon, Malcolm Faulk, Harold Muhammad, Jim Mitchell, Billy Barber, Kyle Davis, Devone Rivera, and Ron Barni to the inactive roster. |
| 08-08-1988 | The Washington Xenomorphs have acquired Bob Gradishar from the waiver wire. |
| 09-07-1987 | The Norfolk Admirals have waived Bob Gradishar. |
| 09-07-1987 | The Norfolk Admirals have moved Aaron Tiggle, Harry Heppner, and Kivuusama Davidson to the active roster. The Norfolk Admirals have moved Ed Wright, Mike Scott, and Bob Gradishar to the inactive roster. |
| 08-10-1987 | The Norfolk Admirals have moved Mike Scott, Ed Wright, Marco Kirouac, and Bob Gradishar to the active roster. The Norfolk Admirals have moved Harry Heppner, Kivuusama Davidson, Aaron Tiggle, and Austin Fugler to the inactive roster. |
| 09-01-1986 | The Norfolk Admirals have moved Kivuusama Davidson and Larry Mitchell to the active roster. The Norfolk Admirals have moved Walter Harris and Bob Gradishar to the inactive roster. |
| 08-10-1986 | The Norfolk Admirals have moved Joe Long, Bill Foltz, Erich Lafleur, Morten Roberts, Bob Gradishar, Mark Schwall, Ed Wright, Pete Simmons, and Ron Putzier to the active roster. The Norfolk Admirals have moved Jeff Leigh, Dan Connell, Bryan Garvey, Larry Mitchell, Bobby English, Duval Anderson, Kivuusama Davidson, Robbie Russell, and Fritz McLaughlin to the inactive roster. |
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