| Date | Transaction |
| 02-28-2054 | Len Howard has retired from football. |
| 09-06-2048 | The Minnesota Wolves have waived Len Howard. |
| 05-03-2048 | The Minnesota Wolves have moved Jason Milton, Don Turner, Calvin Nelson, and Len Howard to the active roster. The Minnesota Wolves have moved Bryant Robbins, Mike Maloney, Billy Woulfe, and Bill Weston to the inactive roster. |
| 11-24-2047 | The Minnesota Wolves have moved Laron Bird and Johnny Bernard to the active roster. The Minnesota Wolves have moved Len Howard and Ronald Kostka to the inactive roster. |
| 08-11-2047 | The Minnesota Wolves have moved Jason Milton, Ted Hennings, Chris Carman, and Len Howard to the active roster. The Minnesota Wolves have moved Tommy Osborne, Ray Howard, Bill Weston, and Dwight Burke to the inactive roster. |
| 08-26-2046 | The Minnesota Wolves have moved Rich Couch, Ray Howard, Chris Cooks, Tommy Osborne, Golden Jelley, Billy Woulfe, Carl Tullis, Mike Maloney, and Harold Muray to the active roster. The Minnesota Wolves have moved Rolland Nutten, Jack Williams, Charles Fuller, Len Howard, Don O'Steen, and Terrell Pickard to the inactive roster. |
| 12-10-2045 | Len Howard of the Minnesota Wolves is injured with a leg contusion and is expected to be out for approximately 7 days. |
| 12-04-2044 | The Minnesota Wolves have moved Joe Flavin and Len Howard to the active roster. The Minnesota Wolves have moved Harold Muray and Carl Tullis to the inactive roster. |
| 11-06-2044 | The Minnesota Wolves have moved Bob Dwyer to the active roster. The Minnesota Wolves have moved Len Howard to the inactive roster. |
| 11-06-2044 | Len Howard of the Minnesota Wolves is injured with a severe concussion and is expected to be out for approximately 28 days. |
| 05-01-2044 | The Minnesota Wolves have moved Ree Joyce, Jack Gray, Emmett Conner, John Hodge, Larry O'Reilly, Lou Lilly, Charlie Hatchett, Joe Dirt, Carlos Campanella, Rolland Nutten, Bob Songin, Alamalam Malamala, Joe Powell, and Len Howard to the active roster. The Minnesota Wolves have moved Rich Gentry, Bob Ryan, Kurt Phillips, Jason Olenski, Ralf Vlasic, Golden Jelley, Billy Woulfe, Randy Washington, Carl Tullis, James Stephenson, Alphonso Smith, Harold Muray, and Bob Dwyer to the inactive roster. |
| 12-27-2043 | The Minnesota Wolves have acquired Len Howard from the waiver wire. |
| 09-14-2043 | The Nashville Orcas have waived Len Howard. |
| 08-05-2041 | The Nashville Orcas have moved George Douglass, Mike Brewster, and Len Howard to the active roster. The Nashville Orcas have moved Chris Gonzaga, Kenny Mitchell, and Will Sleight to the inactive roster. |
Defensive End