| Transactions | ||||||
| Date | Team | Player | Type | OthTm | EffDate | When |
| 4/16/1993 | ROK | Leibrandt | Released | Before | ||
| 4/22/1993 | OTR | McGwire | Demoted to reserve roster | Before | ||
| 4/22/1993 | OTR | Naehring | Demoted to reserve roster | Before | ||
| 6/20/1993 | LON | Gallagher | Acquired via trade | CRH | After | |
| 6/20/1993 | LON | Martinez | Traded away | CRH | After | |
| 8/1/1993 | GEO | Belcher | Traded away | Pal | After | |
| 8/1/1993 | GEO | Oliver | Acquired via trade | Pal | After | |
| 8/1/1993 | Pal | Belcher | Acquired via trade | GEO | After | |
| 8/1/1993 | Pal | Oliver | Traded away | GEO | After | |
| 8/2/1993 | GEO | Oliver | Demoted to reserve roster | Before | ||
| 8/2/1993 | GEO | Williams,Mit | Promoted to active roster | Before | ||
| 8/2/1993 | MAD | Jones | Demoted to reserve roster | Before | ||
| 8/2/1993 | MAD | McDowell | Demoted to reserve roster | Before | ||
| 8/2/1993 | OTR | Owen | Demoted to reserve roster | Before | ||
| 8/2/1993 | Pal | McReynolds | Demoted to reserve roster | Before | ||
| 8/19/1993 | MAD | Felix | Acquired via trade | MID | After | |
| 8/19/1993 | MAD | McMichael | Traded away | MID | After | |