| Trans Num | Date | Details |
| 1933.8 | 2025-01-06 | Mannheim Steamrollers trade Gabby Hartnett and MAN 1934 #4 to the Cooperstown Giants for Mickey Cochrane and COO 1934 #2. |
| 1925.2 | 2023-12-01 | Holyoke Purple Knights trade Ernie Padgett and Mickey Cochrane to the Cooperstown Giants for George Kelly and Tris Speaker. |