2011 Oakland Athletics Transactions
(74-88)
June 07, 2011
Athletics 
place
Brett Anderson
on the injured list
June 14, 2011
Athletics
sign
Blake Treinen
July 25, 2011
Athletics
sign
Sonny Gray
December 09, 2011
Trevor Cahill
traded from
Athletics
to
Diamondbacks
December 23, 2011
Brad Peacock
traded from
Nationals
to
Athletics
A.J. Cole
traded from
Nationals
to
Athletics
Tommy Milone
traded from
Nationals
to
Athletics
December 28, 2011
Josh Reddick
traded from
Red Sox
to
Athletics