UT Matt Downs was recalled to Houston from Oklahoma City.
OF Jacob Goebbert was assigned from Corpus Christi to Oklahoma City.
RHP Armando Galarraga was assigned from Lexington to Oklahoma City.
OF Drew Locke's contract was purchased from the Sugarland Skeeters and was assigned to Corpus Christi.
RHP Luis Ordosgoitti was activated from the DL.