Alt, 26, was claimed by Colorado on waivers from Philadelphia on Feb. 26 and dressed in seven of the Avs' last eight games to close out the regular season.
Prior to joining the Avalanche, Alt split the 2017-18 campaign with the Flyers and the Lehigh Valley Phantoms (AHL), skating in eight games for Philadelphia (0g, 0a) and totaling 10 points (5g, 5a) in 23 outings for the Phantoms. The Kansas City, Mo., native was drafted by the Carolina Hurricanes in the second round (53rd overall) of the 2010 NHL Draft and has 78 points (17g, 61a) in 260 career AHL contests with Adirondack and Lehigh Valley. The 6-foot-4, 201-pound blueliner played three seasons for the University of Minnesota from 2010-13 and registered 39 points (7g, 32a) in 117 games.