August 10, 2012
Pittsburgh Pirates sign OF Mike Baxter
August 22, 2012
Pittsburgh Pirates sign RP Wesley Wright and release OF Francisco Peguero
August 24, 2012
Oakland A's sign SP Sam Deduno and release SP Armando Galarraga
Pittsburgh Pirates sign OF Mike Baxter
August 22, 2012
Pittsburgh Pirates sign RP Wesley Wright and release OF Francisco Peguero
August 24, 2012
Oakland A's sign SP Sam Deduno and release SP Armando Galarraga