The Columbus Blue Jackets have activated forward Mason Marchment off Injured Reserve and placed defenseman Denton Mateychuk on Injured Reserve retroactive to January 11, club general manager Don Waddell announced today.

Marchment, 30, has missed the past eight games with an upper body injury suffered on Jan. 4 vs. Pittsburgh.  He has collected nine goals and 11 assists in 36 games this season with the Blue Jackets and Seattle Kraken.

A native of Uxbridge, Ontario, he has recorded 5-2-7 and is +4 in seven contests with Columbus since being acquired in a trade from Seattle on December 19. The 6-5, 212-pound forward originally signed an entry-level contract with the Maple Leafs in 2018.

Mateychuk, 21, has missed the last four contests with an upper body injury suffered on Jan, 11 at Utah. He has set single-season career highs in goals, assists, and points with 8-13-21 in 44 appearances with the Blue Jackets in 2025-26.

The 5-11, 188-pound native of Winnipeg, Manitoba was selected by the Blue Jackets in the first round, 12th overall, at the 2022 NHL Draft.