| Transactions | ||||||
| Date | Team | Player | Type | OthTm | EffDate | When |
| 5/7/2003 | LON | Alvarez,W | Acquired via trade | MAD | After | |
| 5/7/2003 | LON | Casey | Traded away | MAD | After | |
| 5/7/2003 | MAD | Alvarez,W | Traded away | LON | After | |
| 5/7/2003 | MAD | Casey | Acquired via trade | LON | After | |
| 5/8/2003 | LON | Haren | Demoted to reserve roster | Before | ||
| 5/8/2003 | Pal | DeRosa | Demoted to reserve roster | Before | ||
| 5/15/2003 | Pal | DeRosa | Promoted to active roster | Before | ||
| 5/15/2003 | Pal | Wilson,J | Demoted to reserve roster | Before | ||
| 9/11/2003 | Pal | White | Demoted to reserve roster | Before | ||
| 10/12/2003 | GEO | Harang | Demoted to reserve roster | Before | ||
| 10/12/2003 | GEO | Weaver | Demoted to reserve roster | Before | ||
| 10/12/2003 | LON | Penny | Demoted to reserve roster | Before | ||
| 10/12/2003 | LON | Wells | Demoted to reserve roster | Before | ||
| 10/14/2025 | CCL | Millwood | Acquired via trade | Pal | After | |
| 10/14/2025 | CCL | White | Traded away | Pal | After | |
| 10/14/2025 | Pal | Millwood | Traded away | CCL | After | |
| 10/14/2025 | Pal | White | Acquired via trade | CCL | After | |