Padres sent RHP Hector Ambriz outright to Triple-A El Paso.
Padres designated RHP Hector Ambriz for assignment.
Padres purchased the contract of RHP Hector Ambriz from Triple-A El Paso.
Padres signed RHP Hector Ambriz to a minor league contract.
Hector Ambriz has elected free agency.
Astros designated RHP Hector Ambriz for assignment.
Astros optioned RHP Hector Ambriz to Triple-A Oklahoma City.
Hector Ambriz retired two of the three batters he faced Wednesday in his return to the majors.
Hector Ambriz will join the Astros on Friday.
Hector Ambriz earned his second save of the season in Sunday's win over the Angels.
Hector Ambriz recorded his first major league save Thursday by striking out two in a scoreless ninth against the Rockies.
Hector Ambriz allowed two hits but escaped his inning of relief unscathed in Monday's extra-inning victory against the Rockies.
Hector Ambriz (ankle) is scheduled to throw live batting practice this week.