| Latest Transactions |
| DATE | TRANSACTION |
| November 21, 2009 | Claimed RHP Chris Jakubauskas off waivers from Seattle (AL). Designated RHP Jeff Karstens for assignment. Purchased the contracts of RHP Brad Lincoln from Indianapolis (IL); RHP Ramon Aguero and OF Gorkys Hernandez from Altoona (EL); and RHP Bryan Morris from Bradenton (FSL). |
| November 18, 2009 | Named Steve Williams major league scout. |
| November 11, 2009 | Purchased Sarasota (FSL) and will relocate the team to Bradenton, Fla. |
| November 6, 2009 | Assigned RHP Virgil Vasquez and RHP Eric Hacker outright to Indianapolis (IL) and C Steve Lerud outright to Altoona (EL). |
| October 30, 2009 | Named Carlos Garcia first base coach and infield instructor. |
| October 30, 2009 | Claimed LHP Justin Thomas off waivers from Seattle |
| October 27, 2009 | Announced RHP Tyler Yates had rejected an outright assignment and elected free agency. |
| October 21, 2009 | Sent RHP Denny Bautista, RHP Chris Bootcheck and RHP Craig Hansen outright to the minor leagues. Announced RHP Chris Bootcheck declined the assignment and elected free agency. |
| October 18, 2009 | Named Ray Searage coach. Announced first-base coach and infield instructor Perry Hill will not return next season. |
| October 1, 2009 | Announced infield instructor and coach Rich Donnelly will not return next season. |
| September 24, 2009 | Claimed RHP Anthony Claggett off waivers from the N.Y. Yankees. Transferred RHP Jose Ascanio to the 60-day DL. |
| September 8, 2009 | SS Brian Bixler called up from minors; C Robinzon Diaz called up from minors; SP Eric Hacker called up from minors |
| September 2, 2009 | RP Jon Meloan acquired off waivers |
| September 1, 2009 | SP Virgil Vasquez called up from minors; 3B Neil Walker called up from minors |
| August 31, 2009 | SS Brian Bixler sent to minors; RP Jon Meloan designated for assignment; SP Daniel McCutchen purchased from minors; RP John Ennis called up from minors |
| August 26, 2009 | RP Jeff Karstens placed on 15-day DL |
| August 11, 2009 | Signed pitcher Zack Von Rosenberg. |
| August 8, 2009 | Recalled pitcher Jose Ascanio and purchased the contract of pitcher Chris Bootcheck from Indianapolis of the International League (AAA); optioned pitcher Steven Jackson to Indianapolis; placed pitcher Donnie Veal on the 15-day disabled list, retroactive to Tuesday. |
| July 31, 2009 | Recalled outfielder Lastings Milledge from Indianapolis of the International League (AAA). |
| July 29, 2009 | Acquired first baseman Jeff Clement, shortstop Ronny Cedeno and pitchers Aaron Pribanic, Brett Lorin and Nathan Adcock from the Seattle Mariners for shortstop Jack Wilson and pitcher Ian Snell. |
| July 29, 2009 | Signed pitcher Nathan Baker. |
| July 24, 2009 | Recalled first baseman Steve Pearce from Indianapolis of the International League (AAA). |
| July 12, 2009 | Agreed to terms with catcher Dylan Child and pitcher Dovydas Neverauskas. |
| July 11, 2009 | Activated catcher Ryan Doumit from the 15-day disabled list; optioned catcher Robinzon Diaz to Indianapolis of the International League (AAA); recalled shortstop Luis Cruz from Indianapolis; agreed to terms with outfielder Pedro Lara, third baseman Roberson Valdez, second baseman Alen Hanson, pitchers Orlando Castro and Richard Montilla and shortstop Carlos Esqueda; released outfielder Chris Snelling. |
| July 10, 2009 | Activated pitcher Donald Veal from the 15-day disabled list. |
| July 1, 2009 | Purchased the contract of outfielder Jeff Salazar from Indianapolis of the International League (AAA). |
| July 1, 2009 | Acquired outfielder/catcher Eric Fryer and pitcher Casey Erickson from the New York Yankees for outfielder Eric Hinske; purchased the contract of outfielder Garrett Jones from Indianapolis of the International League (AAA); acquired outfielder Lastings Milledge and pitcher Joel Hanrahan from the Washington Nationals for outfielder Nyjer Morgan and pitcher Sean Burnett. |
| June 26, 2009 | Recalled pitcher Virgil Vasquez from Indianapolis of the International League (AAA). |
| June 26, 2009 | Optioned pitcher Ian Snell to Indianapolis of the International League (AAA). |
| June 23, 2009 | Agreed to terms with first baseman Aaron Baker and pitchers Phillip Irwin and Ed Fallon. |
| June 21, 2009 | Recalled first baseman/outfielder Steve Pearce from Indianapolis of the International League (AAA); designated outfielder Craig Monroe for assignment. |
| June 21, 2009 | Agreed to terms with second baseman Brock Holt. |
| June 5, 2009 | Transferred pitcher Craig Hansen to the 60-day disabled list; recalled outfielder Andrew McCutchen from Indianapolis of the International League (AAA); traded outfielder Nate McLouth to the Atlanta Braves for outfielder Gorkys Hernandez and pitchers Charlie Morton and Jeff Locke. |
| June 2, 2009 | Recalled pitcher Steven Jackson from Indianapolis of the International League (AAA). |
| June 1, 2009 | Placed pitcher Donnie Veal on the 15-day disabled list, retroactive to Saturday. |