| Date | Transaction | |||
| 4/29/03 | Alan Embree: Activated LHP Alan Embree from the 15-day DL. | |||
| 4/28/03 | Chad Fox: Placed RHP Chad Fox on the 15-day DL with a left oblique muscle strain. | |||
| 4/24/03 | Acquired RHP Michael Nicolas from the Milwaukee Brewers in exchange for a player to be named or a cash consideration; optioned Nicholas to Portland (AA). | |||
| 4/16/03 | Jason Shiell: Purchased the contract of RHP Jason Shiell from Pawtucket (AAA). | |||
| 4/15/03 | Bob Howry: Optioned RHP Bob Howry to Pawtucket (AAA). | |||
| 4/12/03 | Alan Embree: Placed LHP Alan Embree on the 15-day DL retroactive to April 9 with left shoulder soreness; purchased the contract of LHP Kevin Tolar from Pawtucket (AAA). | |||
| 4/8/03 | Bill Haselman: Signed C Bill Haselman to a minor league contract. | |||
| 4/5/03 | Dicky Gonzalez: Outrighted RHP Dicky Gonzalez to Pawtucket (AAA). | |||
