| Team Transactions |
| DATE | TRANSACTION |
| December 16, 2002 | Acquired first baseman Erubiel Durazo from the Arizona Diamondbacks for a player to be named, which went to the Toronto Blue Jays in a four-team deal that included the Cincinnati Reds. |
| December 11, 2002 | Named Tony DeFrancesco manager and Curt Young pitching coach of Sacramento of the Pacific Coast League; retained Roy White as hitting coach of Sacramento; named Greg Sparks manager of Midland of the Texas League; retained Dave Joppie as hitting coach of Midland; named Rick Rodriguez manager of Modesto of the California League; retained Brian McArn as hitting coach of Modesto; named Webster Garrison manager and Eddie Williams hitting coach of Kane County of the California League. |
| November 21, 2002 | Added infielders Adam Morrissey, Freddie Bynum and pitcher Shane Bazzell to the 40-man roster. |
| November 19, 2002 | Signed pitcher Jose Silva, catcher Mitch Meluskey, first baseman David McCarty and outfielder Billy McMillon to minor league contracts. |
| November 14, 2002 | Named Bob Geren to the coaching staff; offered first base coach Mike Quade reassignment within the organization; signed pitchers Heath Bost and David Hooten, outfielders Mike Edwards, Chris Prieto and Brian Sellier, infielder Graham Koonce and catchers Adam Melhuse and Mike Rose to minor league contracts; acquired pitcher Roy Smith from the Cleveland Indians for cash. |
| November 7, 2002 | Named Terry Francona bench coach. |
| October 31, 2002 | Exercised the club option on first baseman Scott Hatteberg for the 2003 season; declined to exercise the options on catcher Greg Myers, infielder Olmedo Saenz and pitcher Jeff Tam; named Randy Johnson special assistant to the general manager. |
| October 30, 2002 | Named Ken Macha manager. |
| October 15, 2002 | Sent pitchers Jeff Tam and Juan Pena and catcher Cody McKay outright to Sacramento of the Pacific Coast League (AAA). |
| September 21, 2002 | Announced a player development contract with Kane County of the Midwest League (A). |
| September 10, 2002 | Activated pitcher Ted Lilly from the 15-day disabled list. |
| September 5, 2002 | Recalled pitchers Aaron Harang and Mike Venafro and infielder Frank Menechino from Sacramento of the Pacific Coast League (AAA); purchased the contracts of catchers Jason Grabowski and Cody McKay and infielder Jose Flores from Sacramento. |
| September 2, 2002 | Recalled pitcher Mike Fyhrie from Sacramento of the Pacific Coast League (AAA). |
| August 27, 2002 | Optioned pitcher Aaron Harang to Sacramento of the Pacific Coast League (AAA); recalled outfielder Adam Piatt from Sacramento. |
