| Trans Num | Date | Details |
| 1906.3 | 2021-01-18 | Cooperstown Giants trade Charlie Armbruster, Bill Dinneen, COO 1906 #2, and COO 1906 #4 to the Cascade Lenticulars for Bill Duggleby and John Warner. |
| 1905.5 | 2020-12-03 | Cooperstown Giants trade Jack Chesbro to the Colorado Orioles for Bill Dinneen and COL 1906 #1. |