Fleury, 21, is in his first season with Montreal after spending the 2018-19 campaign with the Rocket. In 41 games this season, the rookie rearguard has one goal and six penalty minutes, and has averaged 14:21 of ice time. He is fourth on the Habs with 102 hits this year.
In 60 games with the Rocket last season, the Carlyle, SK native recorded nine goals and 14 assists for 23 points.
The 6-foot-1, 205-pound blue-liner was the Canadiens' third-round pick (87th overall) in 2017.