| Trans Num | Date | Details |
| 1991.30 | 2025-10-15 | Tightwad Wyverns trade Derrick May to the Cooperstown Giants for Mark Carreon. |
| 1990.30 | 2024-11-01 | Little Rock Roaring Weasels trade Bob Patterson, Donnie Hill, Ellis Burks, Mark Carreon, Mike Hartley, Norm Charlton, and WMM 1991 #4 to the Cooperstown Giants for Andy McGaffigan, Gary Sheffield, Jeff Leonard, Jimmy Jones, Shawn Abner, and MON 1991 #3. |