| Trans Num | Date | Details |
| 1990.24 | 2024-10-27 | Cooperstown Giants trade Jose Bautista, Mike Devereaux, Sid Bream, Teddy Higuera, Tony Castillo, COO 1991 #1, and COO 1991 #2 to the Monongahela Inclines for Dwight Evans, Eddie Murray, Greg Minton, Mike Scott, Nolan Ryan, and MON 1991 #4. |
| 1990.20 | 2024-10-25 | Houston Buffaloes trade Teddy Higuera to the Cooperstown Giants for COO 1991 #8. |