| Trans Num | Date | Details |
| 1908.1 | 2021-05-19 | Cooperstown Giants trade Wild Bill Donovan to the Alamo Defenders for ALA 1908 #2. |
| 1906.4 | 2021-01-23 | Holyoke Purple Knights trade Wild Bill Donovan and Charlie Starr to the Cooperstown Giants for Bill Carrigan, Frank Kitson, and COO 1907 #2. |