| Position | C |
| Birth city | Victoriaville, Quebec, CAN |
| Birth date | 1993-02-24 (33) |
| Height | 6'1'' |
| weight (lb) | 200 |
| Drafted | pick 26 round 1 by CHI in 2011 |
season | L | T. | GP | G | A | PTS | +/- | pim |
|---|---|---|---|---|---|---|---|---|
| 2014-15 | NHL | Chicago Blackhawks | 2 | 0 | 0 | 0 | 0 | 0 |
| 2015-16 | NHL | Chicago Blackhawks | 30 | 1 | 4 | 5 | -3 | 6 |
| 2015-16 | NHL | Montréal Canadiens | 21 | 3 | 2 | 5 | -2 | 8 |
| 2016-17 | NHL | Montréal Canadiens | 82 | 13 | 27 | 40 | 5 | 35 |
| 2017-18 | NHL | Montréal Canadiens | 52 | 8 | 17 | 25 | 0 | 34 |
| 2018-19 | NHL | Montréal Canadiens | 81 | 12 | 41 | 53 | 17 | 39 |
| 2019-20 | NHL | Montréal Canadiens | 71 | 13 | 34 | 47 | 18 | 32 |
| 2020-21 | NHL | Montréal Canadiens | 53 | 5 | 19 | 24 | 9 | 24 |
| 2021-22 | NHL | Los Angeles Kings | 79 | 27 | 24 | 51 | 14 | 38 |
| 2022-23 | NHL | Los Angeles Kings | 82 | 18 | 36 | 54 | -8 | 63 |
| 2023-24 | NHL | Los Angeles Kings | 78 | 17 | 30 | 47 | 12 | 18 |
| 2024-25 | NHL | Los Angeles Kings | 80 | 8 | 35 | 43 | 20 | 26 |
| 2025-26 | NHL | Los Angeles Kings | 30 | 0 | 5 | 5 | 3 | 6 |
| 2025-26 | NHL | Montréal Canadiens | 45 | 6 | 6 | 12 | -6 | 20 |
| 2026-27 | NHL | Montréal Canadiens | 5 | 0 | 1 | 1 | 1 | 0 |
| NHL Total | 791 | 131 | 281 | 412 | 80 | 349 | ||
season | L | T. | GP | G | A | PTS | +/- | pim |
|---|---|---|---|---|---|---|---|---|
| 2016-17 | NHL | Montréal Canadiens | 6 | 0 | 2 | 2 | 1 | 2 |
| 2019-20 | NHL | Montréal Canadiens | 10 | 1 | 2 | 3 | -1 | 6 |
| 2020-21 | NHL | Montréal Canadiens | 22 | 1 | 3 | 4 | -1 | 6 |
| 2021-22 | NHL | Los Angeles Kings | 7 | 3 | 2 | 5 | 6 | 2 |
| 2022-23 | NHL | Los Angeles Kings | 6 | 2 | 3 | 5 | 1 | 12 |
| 2023-24 | NHL | Los Angeles Kings | 5 | 0 | 1 | 1 | 0 | 4 |
| 2024-25 | NHL | Los Angeles Kings | 6 | 2 | 6 | 8 | 2 | 0 |
| 2025-26 | NHL | Montréal Canadiens | 19 | 2 | 8 | 10 | 3 | 8 |
| NHL Total | 81 | 11 | 27 | 38 | 11 | 40 | ||