• Hot Stove Tracker
The 24-year old Reynolds spent the 2015 season with the Angels' affiliate in Double-A Arkansas where he posted a 4.57 ERA in 43 games. Reynolds also notched 10 saves and had .213 average against him.
The Astros' 40-man roster stands at 38.
William Boor is a reporter for MLB.com. Follow him on Twitter at @wboor. This story was not subject to the approval of Major League Baseball or its clubs.