| Transactions | ||||||
| Date | Team | Player | Type | OthTm | EffDate | When |
| 4/5/1920 | Bla | Holke | Acquired via trade | Geo | After | |
| 4/5/1920 | Bla | Johnston,J | Acquired via trade | Geo | After | |
| 4/5/1920 | Bla | Pratt | Traded away | Geo | After | |
| 4/5/1920 | Bla | Smith,Ea | Acquired via trade | Geo | After | |
| 5/30/1920 | Gal | Barnes,V | Demoted to reserve roster | Before | ||
| 5/30/1920 | Gal | Gaw | Promoted to active roster | Before | ||
| 6/5/1920 | Gal | Boland | Promoted to active roster | Before | ||
| 6/5/1920 | Gal | Glazner | Demoted to reserve roster | Before | ||