| Trans Num | Date | Details |
| 1921.15 | 2023-05-28 | Cooperstown Giants trade COO 1922 #5 to the Santa Cruz Beachcombers for Al Mamaux. |
| 1920.6 | 2023-03-26 | Homestead Grays trade Al Mamaux, Art Fletcher, and Elmer Ponder to the Santa Cruz Beachcombers for Elam Vangilder and Frank Miller. |
| 1915.4 | 2022-07-09 | Fritz Friendly Felines trade Marty Kavanagh, Red Killefer, Al Mamaux, and Art Watson to the Homestead Grays for Jimmy Archer, Birdie Cree, Dick Egan, and Slim Sallee. |