| Date | Transaction | |||
| 7/28/02 | Randy Choate: Optioned LHP Randy Choate to Triple-A Columbus | |||
| Sterling Hitchcock: Reinstated LHP Sterling Hitchcock from the 15-day disabled list | ||||
| 7/26/02 | Randy Choate: Recalled LHP Randy Choate from Triple-A Columbus | |||
| Mariano Rivera: Placed RHP Mariano Rivera on 15-day disabled list (right shoulder), retroactive to 7/21 | ||||
| 7/13/02 | Mike Thurman: Recalled RHP Mike Thurman from Triple-A Columbus | |||
| Roger Clemens: Placed RHP Roger Clemens on 15-day disabled list (groin) | ||||
| 7/10/02 | Alberto Castillo: C Alberto Castillo clears waivers; assigned to Triple-A Columbus | |||
| 7/5/02 | Jeff Weaver: Acquired RHP Jeff Weaver from the Athletics for LHP Ted Lilly, RHP Jason Arnold and OF John-Ford Griffin as part of a three-way trade involving the Detroit Tigers | |||
| 7/4/02 | Brandon Knight: Recalled RHP Brandon Knight from Triple-A Columbus | |||
| 7/3/02 | Randy Choate: Optioned LHP Randy Choate to Triple-A Columbus | |||
| 7/2/02 | Karim Garcia: Desingated OF Karim Garcia for assignment | |||
| 7/1/02 | Raul Mondesi: Acquired OF Raul Mondesi from the Toronto Blue Jays for LHP Scott Wiggins | |||
