Arizona Diamondbacks

Los Angeles Angels acquire	Date	Arizona Diamondbacks acquire
Barry Enright	July 23, 2012	Player to be named later (Frazier Hall)

Arizona Diamondbacks acquire	Date	San Diego Padres acquire
Future considerations	May 3, 2012	Tommy Layne

Arizona Diamondbacks acquire	Date	Baltimore Orioles acquire
Josh L. Bell	April 21, 2012	cash Player to be named later (Mike Belfiore)

Arizona Diamondbacks acquire	Date	Pittsburgh Pirates acquire
cash	March 31, 2012	Robby Rowland

Oakland Athletics acquire	Date	Arizona Diamondbacks acquire
Collin Cowgill Jarrod Parker Ryan Cook	December 9, 2011	cash Craig Breslow Trevor Cahill

Arizona Diamondbacks acquire	Date	Philadelphia Phillies acquire
Mike Zagurski	September 23, 2011	Player to be named later (Adam Worthington)

Toronto Blue Jays acquire	Date	Arizona Diamondbacks acquire
Kelly Johnson	August 23, 2011	Aaron Hill John McDonald

Oakland Athletics acquire	Date	Arizona Diamondbacks acquire
Brandon Allen Jordan Norberto	July 31, 2011	Brad Ziegler

Arizona Diamondbacks acquire	Date	Washington Nationals acquire
Jason Marquis	July 30, 2011	Zachary Walters

Arizona Diamondbacks acquire	Date	Seattle Mariners acquire
Ryan Langerhans	July 29, 2011	cash

Arizona Diamondbacks acquire	Date	Chicago White Sox acquire
Michael Restovich	July 27, 2011	Future considerations

Tampa Bay Rays acquire	Date	Arizona Diamondbacks acquire
Matt Torra	July 1, 2011	cash

Arizona Diamondbacks acquire	Date	Kansas City Royals acquire
Lucas May	June 1, 2011	Andrea Pizziconi

Arizona Diamondbacks acquire	Date	Detroit Tigers acquire
Armando Galarraga	January 24, 2011	Kevin Eichhorn Ryan Robowski

Arizona Diamondbacks acquire	Date	Baltimore Orioles acquire
David Hernandez Kam Mickolio	December 6, 2010	Player to be named later (John Hester) Mark Reynolds

Arizona Diamondbacks acquire	Date	Pittsburgh Pirates acquire
Zach Duke	November 24, 2010	Player to be named later (Cesar Valdez)

Arizona Diamondbacks acquire	Date	New York Yankees acquire
Juan Miranda	November 18, 2010	Scottie Allen

Arizona Diamondbacks acquire	Date	Pittsburgh Pirates acquire
Bobby Crosby D.J. Carrasco Ryan Church	July 31, 2010	cash Chris Snyder Pedro Ciriaco

Tampa Bay Rays acquire	Date	Arizona Diamondbacks acquire
Chad Qualls	July 31, 2010	Player to be named later (Matt Gorgen)

Arizona Diamondbacks acquire	Date	Chicago White Sox acquire
Daniel Hudson David Holmberg	July 30, 2010	Edwin Jackson