| Date | Transaction |
| 02-28-1967 | Marv Cook has retired from football. |
| 08-30-1965 | The Cincinnati Chimeras have waived Marv Cook. |
| 01-31-1965 | The Hartford Chimeras have moved Everette Winston and Dexter Grbac to the active roster. The Hartford Chimeras have moved Marv Cook, Johnny Wallace, Terry Dunbar, and Larry Finnegan to the inactive roster. |
| 12-14-1964 | The Hartford Chimeras have acquired Marv Cook from the waiver wire. |
| 09-14-1964 | The Hartford Chimeras have waived Marv Cook. |
| 09-14-1964 | The Hartford Chimeras have moved Charles Fuller to the active roster. The Hartford Chimeras have moved Marv Cook to the inactive roster. |
| 08-24-1964 | The Hartford Chimeras have moved Marv Cook and Ron Trotter to the active roster. The Hartford Chimeras have moved Leon Pardonner and Henry McWilliams to the inactive roster. |
| 08-17-1964 | The Toronto Chimeras have moved Bernie Crosby, Bill Cope, Carl Perkins, Dean Martin, Herman Frazier, Greg Mack, and Johndale Strickland to the active roster. The Toronto Chimeras have moved James Momsen, Hogan Ryan, Johnny Schmidt, Pio Jones, Zvonimir Kinard, Derrick Harley, Ed Killiher, and Marv Cook to the inactive roster. |
| 12-03-1962 | Trade #17334 has been completed between the Cleveland Chimeras and the Syracuse Shaman. The Syracuse Shaman receive Milt Thayer (RB), David Van Heusen (TE) from the Cleveland Chimeras in exchange for Cloud Fairchild (TE), Marv Cook (TE). |
| 10-01-1962 | The Syracuse Shaman have moved Marv Cook to the active roster. |
| 08-13-1962 | The Syracuse Shaman have moved Phil Zellner to the active roster. The Syracuse Shaman have moved Marv Cook and Willis Marshall to the inactive roster. |
| 12-17-1961 | The Syracuse Shaman have placed Marv Cook on the Injured Reserve list for the remainder of the season. |
| 12-17-1961 | Marv Cook of the Syracuse Shaman is injured with a complete MCL tear and is expected to be out for the rest of the season. |
| 10-31-1960 | The Syracuse Shaman have moved Marv Cook to the active roster. |
| 10-24-1960 | The Syracuse Shaman have acquired Marv Cook from the waiver wire. |
| 10-17-1960 | The Cincinnati Chimeras have waived Marv Cook. |
| 10-10-1960 | The Cincinnati Chimeras have moved Jay Boyd, Ross Cox, Steve Middleton, Bob Grottkau, Carl Sedoris, Ron Whire, and Robert Jones to the active roster. The Cincinnati Chimeras have moved Steve Mays, Steve Gaulke, John Van Galder, Dean Martin, Thomas Gautsch, Robert Jungmichel, and Marv Cook to the inactive roster. |
| 09-25-1960 | The Cincinnati Chimeras have moved Gary Neuman, Ben Staroba, Dick West, and Marv Cook to the active roster. The Cincinnati Chimeras have moved Ed Berry, Ravin Braney, Durwood Daddio, John Farr, and Fred Landrum to the inactive roster. |
| 09-25-1960 | The Cincinnati Chimeras have acquired Marv Cook from the waiver wire. |
| 09-12-1960 | The Green Bay Greys have waived Marv Cook. |
| 08-28-1960 | Trade #14774 has been completed between the Cincinnati Chimeras and the Green Bay Greys. The Green Bay Greys receive Cary Ruud (WR), Marv Cook (TE), Mike Farley (QB), Draft Pick - 1961 Round 1 (CIN) from the Cincinnati Chimeras in exchange for Fred Namath (QB), Bob Baldwin (CB), Ralph Thomas (TE). |
| 08-22-1960 | The Cincinnati Chimeras have changed Ken Williams's name to Marv Cook. |
| 08-15-1960 | The Cincinnati Atom Smashers have moved Hogan Ryan, Ed Berry, Mike Rodriguez, Steve Mays, Carl Sedoris, Furlong Early, Robert Jungmichel, Klinks Walquist, and Ken Williams to the active roster. The Cincinnati Atom Smashers have moved Dave Schroy, Tony McKeever, Jeff Patterson, Willie McGriff, Durwood Daddio, Paul Cooper, Larry Pearson, Chet Holsey, and Red Andrews to the inactive roster. |
| 08-15-1960 | The Cincinnati Atom Smashers have acquired Ken Williams from the waiver wire. |
Tight End