Transactions| Date | Transaction | |||
| 5/16/03 | Pirates purchased the contract of RHP Pat Mahomes from Triple-A Nashville and designated LHP Dennys Reyes for assignment. | |||
| 5/15/03 | The Pirates purchased the contract of infielder Jeff Reboulet from Triple-A Nashville. | |||
| 5/14/03 | The Pirates placed IF Pokey Reese on the 60-day disabled list with a torn ligament in his left thumb. | |||
| 5/7/03 | Activated outfielder Brian Giles from the 15-day disabled list; optioned outfielder Adam Hyzdu to Nashville of the Pacific Coast League (AAA). | |||
