Barron was waived Monday by Arizona to assign him to AHL Tucson.
Barron inked a one-year, two-way contract with Arizona on Saturday, per PuckPedia.
Barron will hit the open market after not receiving a qualifying offer from the Avalanche on Monday, Peter Baugh of The Athletic reports.
Barron was demoted to AHL Colorado on Sunday, according to CapFriendly.
Barron was promoted to the Avalanche's taxi squad Saturday, per CapFriendly.