| Date | Transaction |
| 02-28-1983 | Ken Reader has retired from football. |
| 09-13-1981 | The Washington Xenomorphs have automatically waived Ken Reader to comply with the 53-man roster limit. |
| 09-06-1981 | The Washington Xenomorphs have moved Kurt Saunooke, A.B. Blackwell, Joe Grant, Joe Sigurdson, Steve Forrest, Chad McKalip, Chase Jackson, Joe Stewart, Ken Williams, Bob Beverly, Shawn Sanders, Terry Mitchell, John Briggs, Hessley Brigance, Dave Richardson, Al Bailey, Tyrus Lee, Bill Nichols, Halvor Elway, and Anthony Traynowicz to the active roster. The Washington Xenomorphs have moved Steve Noga, Bob Duckett, Lee Rule, Carl Beach, Al McMillan, Dan Breitenstein, John McPhee, Ken Reader, Pete Phifer, Wuert Johnson, Raymond Rose, Norman Rosenstiel, Byron Diggs, Tom Tobin, Ray Calvin, Al King, Jarvis Mark, Dee Johnson, Louis Nwokorie, and Bill Curry to the inactive roster. |
| 08-30-1981 | The Washington Xenomorphs have moved Herman Olenchalk, Carl Beach, Ken Reader, Buchanan Barnes, Jarvis Mark, Tom Tobin, Dee Johnson, Ray Calvin, Gene Atkins, John McPhee, Louis Nwokorie, Pete Phifer, Lee Rule, Al King, Dan Breitenstein, Wuert Johnson, Lakei Woodbury, Byron Diggs, and Bill Curry to the active roster. The Washington Xenomorphs have moved Dave Richardson, Bill Nichols, Joe Sigurdson, John Briggs, Steve Forrest, Chase Jackson, Al Bailey, Tyrus Lee, Halvor Elway, Ken Williams, Joe Grant, Kurt Saunooke, Bob Beverly, Terry Mitchell, Hessley Brigance, A.B. Blackwell, Anthony Traynowicz, Chad McKalip, and Shawn Sanders to the inactive roster. |
| 08-23-1981 | The Washington Xenomorphs have moved Kurt Saunooke, Norman Rosenstiel, A.B. Blackwell, Joe Grant, Hessley Brigance, Chad McKalip, Anthony Traynowicz, Steve Forrest, Ken Williams, Chase Jackson, Dave Richardson, Joe Sigurdson, Terry Mitchell, George Barnes, Al Bailey, Tyrus Lee, Halvor Elway, Shawn Sanders, John Briggs, and Dale Harvin to the active roster. The Washington Xenomorphs have moved Byron Diggs, Lee Rule, Louis Nwokorie, Dee Johnson, Bill Curry, Carl Beach, Keith McGriff, Dan Breitenstein, Willard Kaufman, John McPhee, Herman Olenchalk, Ken Reader, Ray Calvin, Buchanan Barnes, Cory Parsons, Jarvis Mark, Stan Tuiasosopo, Al King, Tom Tobin, and Pete Phifer to the inactive roster. |
| 08-17-1981 | The Washington Xenomorphs have moved Steve Noga, Lee Rule, Carl Beach, Dan Breitenstein, Buchanan Barnes, John McPhee, Ken Reader, Pete Phifer, Hugh Darnall, Cory Parsons, Herman Olenchalk, Byron Diggs, Tom Tobin, Ray Calvin, Willard Kaufman, Al King, Jarvis Mark, Dee Johnson, Bill Curry, and Lakei Woodbury to the active roster. The Washington Xenomorphs have moved Kurt Saunooke, A.B. Blackwell, Joe Grant, Joe Sigurdson, Steve Forrest, Chad McKalip, Chase Jackson, Joe Stewart, Ken Williams, Al Cowne, Shawn Sanders, Wuert Johnson, Terry Mitchell, Hessley Brigance, Dale Harvin, George Barnes, Dave Richardson, Tyrus Lee, and Halvor Elway to the inactive roster. |
| 08-10-1981 | The Washington Xenomorphs have moved Brian Speck, Bob Barnes, Louis Nwokorie, and Bill Black to the active roster. The Washington Xenomorphs have moved Ken Reader, John Briggs, Hugh Darnall, and Lakei Woodbury to the inactive roster. |
| 01-18-1981 | The Washington Xenomorphs have acquired Ken Reader from the waiver wire. |
| 09-08-1980 | The Colorado Dimebags have waived Ken Reader. |
| 09-07-1980 | The Colorado Dimebags have placed Ken Reader on the trade block. |
| 12-23-1979 | The Colorado Dimebags have moved Chas Shy, Lemuel Rentie, Steve Roberts, Damien Van Buren, Richard Lehrer, Ed Spencer, and Rodger Greene to the active roster. The Colorado Dimebags have moved Billy Shepherd, Ken Reader, Mike Combs, Howard Hornung, Bob DeLong, Bob Boldt, and Stan Geathers to the inactive roster. |
| 09-02-1979 | The Colorado Dimebags have moved Billy Shepherd, Larry Repko, Gorham Brown, Russ Moore, Ken Reader, Peerless Kreamcheck, Mike Clark, Hugh Williams, Howard Hornung, Bob DeLong, Bob Boldt, John Nygren, Hatch Best, Dick Rundquist, and Stan Geathers to the active roster. The Colorado Dimebags have moved Elmer Pearson, Nathan Harlow, Carl Luhn, Steve Leith, Matt Carothers, Steve Walker, Steve Roberts, Richard Lehrer, Mark Golsen, Markus Schmaehl, and Tim Baisi to the inactive roster. |
| 11-13-1978 | The Colorado Dimebags have moved Kerlin Humphrey, Markus Schmaehl, and Nathan Harlow to the active roster. The Colorado Dimebags have moved Dick Rundquist, Ken Reader, and Bob Boldt to the inactive roster. |
| 09-03-1978 | The Colorado Dimebags have moved Ken Reader, Bob Boldt, Billy Shepherd, Sam Beckman, Howard Hornung, Dave Prochaska, Bill Frank, Hugh Williams, Hatch Best, Nick Snelling, Stan Geathers, Dick Rundquist, John Nygren, Ray Lyons, Joe Winterheimer, and Bob DeLong to the active roster. The Colorado Dimebags have moved Chas Shy, Damien Van Buren, Mark Golsen, Dutch Clements, Tim Baisi, Joey Bastian, Steve Leith, Kerlin Humphrey, Markus Schmaehl, Ed Spencer, and Richard Lehrer to the inactive roster. |
| 08-07-1978 | The Colorado Dimebags have moved Damien Van Buren, Mark Golsen, Joey Bastian, Graham Casanega, Carl Rodgers, Steve Leith, and Ed Spencer to the active roster. The Colorado Dimebags have moved Ken Reader, Bob Boldt, and John Nygren to the inactive roster. |
| 09-05-1977 | The Colorado Dimebags have moved Bob DeLong, Nick Snelling, Stan Geathers, Ken Reader, Bob Boldt, Dick Rundquist, Hugh Williams, Ray Lyons, Trent Russell, Joe Winterheimer, Billy Shepherd, Sam Beckman, Howard Hornung, and Bill Frank to the active roster. The Colorado Dimebags have moved Rulon Stewart, Chas Shy, Derrick Floyd, Todd Hanneman, Stanley Cureton, Tim Baisi, Richard Lehrer, Bob Lott, Seneca Westbrook, and M.L. Wiley to the inactive roster. |
| 08-14-1977 | The Colorado Dimebags have moved Chas Shy to the active roster. The Colorado Dimebags have moved Ken Reader, Bob Boldt, Hugh Williams, Nick Snelling, Stan Geathers, and Dick Rundquist to the inactive roster. |
| 12-05-1976 | Ken Reader of the Colorado Dimebags is injured with a hip contusion and is expected to be out for approximately 5 days. |
| 08-27-1973 | The Colorado Dimebags have moved Ken Reader and Ricky Elliott to the active roster. The Colorado Dimebags have moved Hugh Williams and Dave Clarke to the inactive roster. |
| 08-27-1973 | Trade #52224 has been completed between the Colorado Dimebags and the Washington Xenomorphs. The Washington Xenomorphs receive Draft Pick - 1974 Round 5 (COL), Draft Pick - 1974 Round 4 (COL), Draft Pick - 1974 Round 3 (COL) from the Colorado Dimebags in exchange for Ricky Elliott (CB), Ken Reader (T). |
| 12-25-1972 | The Washington Xenomorphs have moved Marv Williams, George Barnes, and Morris Joseph to the active roster. The Washington Xenomorphs have moved Ken Reader, Floyd Moran, and Len Hollas to the inactive roster. |
| 12-11-1972 | The Washington Xenomorphs have moved Ken Reader, Ricky Elliott, and Eugene Perini to the active roster. The Washington Xenomorphs have moved Morris Joseph, Len Hollas, and Jim Burrough to the inactive roster. |
| 09-03-1972 | The Washington Xenomorphs have moved Larry Walton, Stan Sprinkle, Lional Lauro, Doug Parker, Morris Joseph, Len Hollas, Shawn Sanders, Ken Fuller, John Mallouf, Dick Vinatieri, Seneca Westbrook, Tom Tobin, Art Lauer, Nick Moore, Drew Mincy, and Len Tarver to the active roster. The Washington Xenomorphs have moved Tony Lyman, Dutch Clements, Rob Kraehe, Greg Stemrick, Ravin Broadhurst, Eugene Perini, Homer Erickson, Bill Smith, Jerry Williams, Ray Bryant, Troy Richard, Marcus DiNapoli, Ken Reader, John McElroy, Ricky Elliott, and Marv Williams to the inactive roster. |
| 08-27-1972 | The Washington Xenomorphs have moved Ken Reader, John McElroy, Tony Lyman, Ricky Elliott, Troy Richard, Marcus DiNapoli, Dutch Clements, Greg Stemrick, Jerry Williams, Ray Bryant, Eugene Perini, Ravin Broadhurst, Rob Kraehe, Albert Ray, Homer Erickson, and Frank Englund to the active roster. The Washington Xenomorphs have moved Ken Fuller, Tom Tobin, Len Hollas, Stan Sprinkle, Morris Joseph, Lional Lauro, Leather Al-Jabbar, Nick Moore, Larry Walton, Art Lauer, Shawn Sanders, John Mallouf, Dick Vinatieri, Seneca Westbrook, Drew Mincy, and Len Tarver to the inactive roster. |
| 08-20-1972 | The Washington Xenomorphs have moved Ken Fuller, Bill Babinecz, John Briggs, Tom Tobin, Swede Harms, Len Hollas, Adam Vatterott, Stan Sprinkle, Darryl Grant, Morris Joseph, Lional Lauro, Leather Al-Jabbar, Larry Walton, Art Lauer, Shawn Sanders, John Mallouf, Dick Vinatieri, Seneca Westbrook, Drew Mincy, and Len Tarver to the active roster. The Washington Xenomorphs have moved Ken Reader, John McElroy, Ricky Elliott, Troy Richard, Marcus DiNapoli, Fest Ferris, John Sims, Dutch Clements, Greg Stemrick, Mark Hickman, Jerry Williams, Ray Bryant, Eugene Perini, Ravin Broadhurst, Albert Ray, Gerald Johnson, Buster Baker, Homer Erickson, Clive Lane, and Frank Englund to the inactive roster. |
| 08-13-1972 | The Washington Xenomorphs have moved Dutch Clements, Kwame Pepper, Ravin Broadhurst, Greg Stemrick, Jerry Williams, Ray Bryant, Nick Moore, Rebel Moffett, Eugene Perini, Buster Baker, Gerald Johnson, Ken Reader, Homer Erickson, John McElroy, Mark Hickman, Ricky Elliott, Marv Williams, Troy Richard, Fest Ferris, Bill Smith, and John Sims to the active roster. The Washington Xenomorphs have moved Len Tarver, Lional Lauro, Doug Parker, Stan Sprinkle, Len Hollas, Leather Al-Jabbar, Larry Walton, John Mallouf, Dick Vinatieri, Rob Kraehe, Seneca Westbrook, Swede Harms, Drew Mincy, Ken Fuller, Darryl Grant, Shawn Sanders, John Briggs, Morris Joseph, Tom Tobin, Bill Babinecz, and Art Lauer to the inactive roster. |
| 08-07-1972 | The Washington Xenomorphs have moved Sam McCall, Frank Erickson, Joe Stewart, Jeff Pruitt, and Lakei Woodbury to the active roster. The Washington Xenomorphs have moved Ken Reader, Marv Williams, Bill Smith, Les Rutledge, and Troy Canale to the inactive roster. |
| 09-06-1971 | The Washington Xenomorphs have moved Ken Reader and Troy Richard to the active roster. |
| 09-05-1971 | The Washington Xenomorphs have moved Darryl Grant, Lional Lauro, Doug Parker, John Mallouf, Dick Vinatieri, Seneca Westbrook, Dwight Famiglietti, Dwight Stenger, Nick Moore, and Len Tarver to the active roster. The Washington Xenomorphs have moved Eric Robertson, Billy Curry, Don Rutledge, Tony Holt, Troy Richard, Ron Rowell, Marcus DiNapoli, Larry Brown, Willie Lamonica, Ken Reader, and John McElroy to the inactive roster. |
| 10-19-1970 | The Washington Xenomorphs have moved Ken Reader to the active roster. The Washington Xenomorphs have moved Rob Kraehe to the inactive roster. |
| 10-05-1970 | The Washington Xenomorphs have moved Adam Vatterott, Vagas Seeds, and Mike Williams to the active roster. The Washington Xenomorphs have moved Ken Reader, Ricky Elliott, and Gerald Johnson to the inactive roster. |
| 09-14-1970 | The Washington Xenomorphs have moved Ken Reader and Troy Richard to the active roster. The Washington Xenomorphs have moved Bill Smith and Marcus DiNapoli to the inactive roster. |
| 09-07-1970 | The Washington Xenomorphs have moved Darryl Grant, Morris Joseph, Len Tarver, Nick Moore, Dwight Stenger, Dick Vinatieri, Bernie Rogers, Seneca Westbrook, Laron Stewart, Kurt Johnson, Dwight Famiglietti, Lional Lauro, and Joe Blazine to the active roster. The Washington Xenomorphs have moved Willie Lamonica, Ken Reader, Joe LaBissoniere, Daryle Heater, Ricky Elliott, Marv Williams, Eric Robertson, Max Dailey, Mack Novak, Troy Richard, Marcus DiNapoli, Paul Bailey, and Jeff Hagberg to the inactive roster. |
| 08-10-1970 | The Washington Xenomorphs have moved Ken Reader, George Barnes, and Laron Stewart to the active roster. The Washington Xenomorphs have moved Darryl Grant, Max Dailey, and Jeff Hagberg to the inactive roster. |
Tackle