- Set 2 personal-highs with a 3-game assist/point streak (Jan. 19 to 24), posting a 0-5-5 record
- Became the 1st Swiss-born player to register 5 points in his 1st 3 games of a season
- Notched 2 assists on Jan. 29 vs. WPG
- Led the NHL defensemen in Jan. with 8 points (tied with 4 players)
- Finished tied for 4th in the NHL in Jan. (and tied for 1st among defensemen) with 8 assists
- Ranked tied for 2nd in the NHL in Jan. with 6 powerplay assists and tied for 5th with 6 powerplay points
- Recorded 1 assist and a +2 differential on Feb. 18 vs. CAR
- Had a 3-game point streak (Feb. 16 to 19), posting a 1-2-3 record
- Return to action on April 20 vs. WSH after missing 25 games due to a concussion suffered on Feb. 25 at OTT.
Played his 1st NHL career game on October 6 at Toronto.
Recorded his 1st NHL career point (assist) on October 15 against Colorado.
Tallied his 1st career goal, and registered 4 shots and 4 blocked shots on October 18 against Buffalo.
Ranked 2nd among rookie defensemen in October with 26 blocked shots.
Returned to action on December 19 at Boston after missing 2 games due to the flu.
Became the 3rd rookie defenseman in franchise history to record 3 assists in a period (in the 1st) on December 27 at Ottawa.
Was part of the All-Rookie Team at the NHL All-Star Weekend.
Suffered a season-ending lower body injury on February 28 at Tampa Bay.
Ranked 3rd among NHL rookie defensemen with 102 blocked shots.
Played his first NHL game as a member of the Canadiens on Oct. 6, 2011 against the Toronto Maple Leafs.
Recorded 12 goals, 27 assists and had a plus-14 differential for the Swiss A League Club, EV Zug in 2010-11.