| Trans Num | Date | Details |
| 1920.10 | 2023-04-21 | Fritz Friendly Felines trade Chick Shorten, Jim Keenan, Lyman Lamb, Slim Sallee, and FFF 1921 #2 to the Mannheim Steamrollers for Hippo Vaughn, Joe Gedeon, Lefty Williams, and Leon Cadore. |
| 1920.1 | 2023-03-18 | Holyoke Purple Knights trade Elmer Myers, Joe Gedeon, and HOL 1920 #2 to the Mannheim Steamrollers for Johnny Mostil and Larry Doyle. |