Marchment is considered week-to-week after he was struck in the face by a puck Friday (Dec. 27) against the Wild, as per Mike Heika of the Stars.

The Dallas Stars placed D Matt Dumba on injured reserve on Wednesday (Dec. 18).

Seguin will be out of action for 4-6 months when he undergoes surgery on Thursday (Dec. 5) for a left-side femoral acetabular impingement and hip labrum, per Lia Assimakopoulos of The Dallas Morning News.