Transactions| Date | Transaction | |||
| 8/31/03 | Activate infielder Luis Sojo. | |||
| 8/28/03 | Jeff Weaver: Recalled right-handed pitcher Jeff Weaver from Single-A Tampa. | |||
| David Dellucci: Placed outfielder Dave Dellucci on the 15-day DL with a sprained left ankle. | ||||
| 8/26/03 | Jesse Orosco: Designated left-handed pitcher Jesse Orosco for assignment. | |||
| Jeff Weaver: Optioned right-handed pitcher Jeff Weaver to Class-A Tampa (FSL). | ||||
| Felix Heredia: Added left-handed pitcher Felix Heredia to their 25-man roster | ||||
| Gabe White: Reinstated left-handed pitcher Gabe White from the 15-day disabled list. | ||||
| 8/25/03 | Yankees claimed LHP Felix Heredia off waivers from the Reds. | |||
| 8/23/03 | Jose Contreras: Activated P Jose Contreras from the 15-day disabled list | |||
| 8/22/03 | Yankees traded LHP Sterling Hitchcock to the Cardinals for RHP Justin Pope and LHP Ben Julianel. | |||
| 8/20/03 | Juan Rivera: Recalled OF Juan Rivera from Triple-A Columbus; optioned RHP Jorge DePaula to Triple-A Columbus. | |||
| 8/17/03 | Todd Zeile: Released INF Todd Zeile; recalled pitcher Jorge DePaula from Columbus of the International League (AAA). | |||
| 8/15/03 | Reinstated pitcher Antonio Osuna from the bereavement list; optioned pitcher Bret Prinz to Columbus of the International League (AAA). | |||
| 8/11/03 | Yankees placed RHP Antonio Osuna on bereavement leave and recalled RHP Bret Prinz from Triple-A Columbus. | |||
| 8/6/03 | Yankees acquired RHP acquired Jeff Nelson from the Seattle Mariners for RHP Armando Benitez and cash. | |||