| Trans Num | Date | Details |
| 1909.4 | 2021-09-09 | Cascade Lenticulars trade to the Holyoke Purple Knights for Bob Groom, Lee Tannehill, and HOL 1910 #2. |
| 1909.3 | 2021-09-09 | Cascade Lenticulars trade Grover Land and Ed Walsh to the Holyoke Purple Knights for Bob Groom, Lee Tannehill, and HOL 1909 #2. |