Mantha signed a one-year contract with Calgary in the offseason and is set to become a pending unrestricted free agent this summer. His injury not only impacts the Flames’ lineup but also complicates any trade plans the team might have had for him.

The regular season that began with so much promise for Calgary Flames veteran forward Anthony Mantha has officially come to a close. The Flames announced earlier on Monday afternoon that he is undergoing surgery to repair an ACL injury, and that his ...

CALGARY -- Anthony Mantha will have surgery on his ACL and miss the rest of the season, the Calgary Flames announced Monday. The 30-year-old forward had seven points (four goals, three assists) and was plus-6 in 13 games in his first season with the Flames after signing a one-year, $3.5 million contract July 1 as an unrestricted free agent.