| Trans Num | Date | Details |
| 1944.5 | 2026-03-07 | Cooperstown Giants trade Hank Borowy and COO 1944 #7 to the Holyoke Purple Knights for Bob Chipman, Spud Chandler, HOL 1945 #1, and SUP 1945 #1. |
| 1943.8 | 2026-01-25 | Cooperstown Giants trade Mickey Haefner and COO 1943 #5 to the Holyoke Purple Knights for Hank Borowy, Russ Christopher, and Yank Terry. |