
| 2006-07 | Top Novizen | Luzern U17 | 1 | 1 | 0 | 1 | 0 | - | - | 0 |
| 2009-10 | T1EHL | Chicago | 38 | 44 | 43 | 87 | - | - | - | 56 |
| 2010-11 | OHL | Sarnia | 68 | 31 | 52 | 83 | -8 | - | - | 52 |
| 2011-12 | OHL | Sarnia | 2 | 0 | 0 | 0 | -4 | - | - | 0 |
| 2012-13 | NHL | Montréal Canadiens | 48 | 9 | 18 | 27 | 14 | 79 | 11.4% | 20 |
| 2012-13 | OHL | Sarnia | 33 | 27 | 34 | 61 | 16 | - | - | 22 |
| 2013-14 | NHL | Montréal Canadiens | 65 | 13 | 18 | 31 | -12 | 110 | 11.8% | 26 |
| 2014-15 | NHL | Montréal Canadiens | 80 | 20 | 26 | 46 | 8 | 163 | 12.3% | 39 |
| 2015-16 | NHL | Montréal Canadiens | 82 | 30 | 26 | 56 | -8 | 201 | 14.9% | 20 |
| 2016-17 | NHL | Montréal Canadiens | 61 | 17 | 27 | 44 | -5 | 104 | 16.4% | 24 |
| 2017-18 | NHL | Montréal Canadiens | 82 | 19 | 32 | 51 | -31 | 213 | 8.9% | 22 |
| 2018-19 | NHL | Arizona Coyotes | 72 | 19 | 22 | 41 | -19 | 159 | 12.0% | 34 |
| 2019-20 | NHL | Pittsburgh Penguins | 45 | 5 | 12 | 17 | -7 | 65 | 7.7% | 10 |
| 2019-20 | NHL | Minnesota Wild | 14 | 3 | 4 | 7 | 2 | 21 | 14.3% | 6 |
| 2020-21 | NHL | Ottawa Senators | 8 | 1 | 0 | 1 | -6 | 17 | 5.9% | 6 |
| 2020-21 | NHL | Toronto Maple Leafs | 26 | 4 | 8 | 12 | -2 | 45 | 8.9% | 14 |
| 2020-21 | AHL | Toronto Marlies | 6 | 2 | 6 | 8 | 4 | - | - | 2 |
| 2021-22 | NHL | Arizona Coyotes | 60 | 6 | 15 | 21 | -11 | 89 | 6.7% | 32 |
| 2022-23 | NHL | Colorado Avalanche | 11 | 0 | 0 | 0 | -8 | 8 | 0.0% | 4 |
| 2022-23 | AHL | Colorado Eagles | 42 | 16 | 26 | 42 | 4 | - | - | 22 |
| 2023-24 | KHL | SKA St. Petersburg | 61 | 16 | 26 | 42 | 13 | - | - | 42 |
| 2024-25 | KHL | Amur Khabarovsk | 59 | 20 | 18 | 38 | -23 | - | - | 24 |
| 2025-26 | KHL | Amur Khabarovsk | 28 | 8 | 9 | 17 | 3 | - | - | 4 |
| NHL Totals | – | 654 | 146 | 208 | 354 | -85 | 1274 | 11.5% | 257 | |
| AHL Totals | – | 48 | 18 | 32 | 50 | 8 | - | - | 24 | |
| Juniors Totals | – | 103 | 58 | 86 | 144 | 4 | - | - | 74 | |
| 2011-12 | OHL | Sarnia | 6 | 2 | 2 | 4 | -6 | - | - | 4 |
| 2012-13 | NHL | Montréal Canadiens | 5 | 1 | 2 | 3 | -4 | 15 | 6.7% | 0 |
| 2013-14 | NHL | Montréal Canadiens | 5 | 2 | 1 | 3 | 0 | 8 | 25.0% | 2 |
| 2014-15 | NHL | Montréal Canadiens | 12 | 1 | 3 | 4 | 1 | 24 | 4.2% | 10 |
| 2016-17 | NHL | Montréal Canadiens | 6 | 0 | 3 | 3 | 0 | 13 | 0.0% | 4 |
| 2019-20 | NHL | Minnesota Wild | 4 | 0 | 0 | 0 | -2 | 4 | 0.0% | 4 |
| 2020-21 | NHL | Toronto Maple Leafs | 6 | 1 | 3 | 4 | 2 | 6 | 16.7% | 4 |
| 2022-23 | AHL | Colorado Eagles | 7 | 0 | 3 | 3 | -2 | - | - | 10 |
| 2023-24 | KHL | SKA St. Petersburg | 9 | 2 | 3 | 5 | 5 | - | - | 4 |
| NHL Totals | – | 38 | 5 | 12 | 17 | -3 | 70 | 7.1% | 24 | |
| AHL Totals | – | 7 | 0 | 3 | 3 | -2 | - | - | 10 | |
| Juniors Totals | – | 6 | 2 | 2 | 4 | -6 | - | - | 4 | |
| Season | Opponent | Date | G | A | P | +/- | PIM | PPG | SHG | S | Shifts | TOI |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Regular | @ NSH | Apr 14 | 0 | 0 | 0 | -2 | 0 | 0 | 0 | 0 | 4 | 2:56 |
| Regular | vs ARI | Mar 24 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 4:12 |
| Regular | vs PIT | Mar 22 | 0 | 0 | 0 | -1 | 0 | 0 | 0 | 0 | 11 | 5:17 |
| Regular | vs CHI | Mar 20 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 13 | 11:18 |
| Regular | @ DET | Mar 18 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 7:39 |