| July 4 | C J.R. Hopf reassigned to Huntsville |
| June 30 | P Steve Hammond placed on D.L., retroactive to 6/29; INF Callix Crabbe placed on D.L.; P Mark DiFelice added from Milwaukee; C Carlos Corporan added from Huntsville |
| June 27 | P Eric Gagne completes rehab assignment & returns to Milwaukee |
| June 26 | P Joe Bateman added from Huntsville; P Nic Ungs activated from disabled list and reassigned to Huntsville |
| June 25 | P Steve Bray reassigned to Huntsville |
| June 24 | P Eric Gagne added from Milwaukee on a rehabilitation assignment |
| June 22 | OF Hernan Iribarren added from Milwaukee |
| June 20 | P Mitch Stetter recalled by Milwaukee; P Tim Dillard added from Milwaukee |
| June 19 | P David Riske completes rehab assignment & returns to Milwaukee; P Randy Choate added from Brevard County to continue rehabilitation assignment; P Jason Shiell reassigned to Huntsville |
| June 18 | P Steve Hammond added from Huntsville |
| June 17 | OF Lorenzo Cain reassigned to Brevard County; P David Riske added from Milwaukee on a rehabilitation assignment |
| June 13 | OF Mel Stocker reinstated from temporary inactive list |
| June 12 | P Jeff Weaver released |
| June 10 | OF Hernan Iribarren recalled by Milwaukee; OF Lorenzo Cain added from Brevard County |
| June 9 | OF Mel Stocker placed on temporary inactive list, retroactive to 6/8; P Chris Narveson activated from disabled list |
| June 2 | C Eric Munson placed on D.L. (left shoulder), retroactive to 5/29; C J.R. Hopf added from Helena |
| May 31 | C J.R. Hopf transferred to Helena; INF Chris Woodward signed as a free agent |
| May 30 | P Chris Narveson placed on D.L. (left ankle), retroactive to 5/28; P Jeff Weaver reinstated from temporary inactive list |
| May 28 | P Jeff Weaver placed on temporary inactive list, retroactive to 5/27; P Zach Jackson added from Milwaukee |
| May 27 | OF Tony Gwynn added from Milwaukee; C J.R. Hopf added from Helena |
| May 26 | INF Steve Sollmann retires |
| May 24 | INF Russell Branyan's contract purchased by Milwaukee |
| May 23 | P Tim Dillard recalled by Milwaukee; P Jason Shiell added from Huntsville |
| May 18 | INF Abraham Nunez released; INF Callix Crabbe added from San Diego (returned Rule 5 pick) |
| May 16 | P Zach Jackson recalled by Milwaukee; P Mitch Stetter optioned from Milwaukee; P Sam Narron added from Huntsville |
| May 15 | P Mark DiFelice's contract purchased by Milwaukee |
| May 12 | P Jason Shiell reassigned to Huntsville; P Derrick Turnbow added from Milwaukee |
| May 10 | C J.R. Hopf reassigned to Helena; OF Laynce Nix reinstated from temporary inactive list |
| May 6 | OF Laynce Nix placed on temporary inactive list; INF Steve Sollmann activated from disabled list |
| May 2 | INF Joe Dillon recalled by Milwaukee; C J.R. Hopf activated from temporary inactive list; P Dave Bush recalled by Milwaukee; P Lindsay Gulin activated from disabled list |
| May 1 | P Melqui Torres reassigned to Huntsville; P Jeff Weaver added from extended spring training |
| April 30 | P Nic Ungs placed on D.L. (right shoulder); P Dave Bush added from Milwaukee; C J.R. Hopf placed on temporary inactive list, retroactive to 4/28; INF Steve Sollmann placed on D.L., retroactive to 4/28; C Eric Munson activated from disabled list; OF Mel Stocker activated from disabled list |
| April 29 | OF Mike Cameron completes rehab assignment & returns to Milwaukee |
| April 24 | OF Mike Cameron added from Milwaukee on rehabilitation assignment |
| April 23 | OF Tony Gwynn completes rehab assignment & returns to Milwaukee |
| April 22 | P Lindsay Gulin placed on D.L.; P Mark DiFelice activated from the disabled list |
| April 21 | OF Mel Stocker placed on D.L.; INF Joe Dillon added from Milwaukee |
| April 18 | P Mitch Stetter recalled by Milwaukee; OF Hernan Iribarren added from Milwaukee; OF Tony Gwynn added from Milwaukee on rehabilitation assignment |
| April 15 | P Yovani Gallardo completes rehab assignment & returns to Milwaukee |
| April 14 | C Martin Maldonado reassigned to Brevard County; C J.R. Hopf activated from the disabled list; P Yovani Gallardo added from Milwaukee on rehabilitation assignment |
| April 12 | C Eric Munson placed on D.L., retroactive to 4/11; C Martin Maldonado added from Brevard County |
| April 10 | OF Hernan Iribarren recalled by Milwaukee; P Yovani Gallardo completes rehab assignment & returns to Milwaukee; P Richie Gardner activated from the disabled list |
| April 7 | C J.R. Hopf added from Huntsville and placed on D.L., retroactive to 4/6 |
| April 3 | P Richie Gardner placed on D.L.; P Mark DiFelice placed on D.L.; C Lou Palmisano placed on D.L.; P Yovani Gallardo added from Milwaukee on rehabilitation assignment |
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