
| 2010-11 | GTBHL | Mississauga Rebels Bantam AAA | 4 | 0 | 0 | 0 | -1 | - | - | 2 |
| 2011-12 | GTHL | Miss. Rebels | 77 | 34 | 55 | 89 | - | - | - | 38 |
| 2011-12 | ON-Jr.A | St. Michael's | 5 | 2 | 2 | 4 | - | - | - | 0 |
| 2012-13 | ON-Jr.A | St. Michael's | 50 | 12 | 32 | 44 | - | - | - | 45 |
| 2013-14 | ON-Jr.A | St. Michael's | 49 | 16 | 47 | 63 | - | - | - | 79 |
| 2014-15 | H-East | U. of Notre Dame | 41 | 7 | 10 | 17 | - | - | - | 22 |
| 2015-16 | NCAA | Univ. of Notre Dame | 37 | 8 | 25 | 33 | 15 | - | - | 29 |
| 2016-17 | NCAA | Univ. of Notre Dame | 40 | 13 | 29 | 42 | 11 | - | - | 47 |
| 2017-18 | NCAA | Univ. of Notre Dame | 40 | 13 | 33 | 46 | 9 | - | - | 18 |
| 2018-19 | AHL | Laval Rocket | 67 | 13 | 32 | 45 | -11 | - | - | 26 |
| 2019-20 | NHL | Montréal Canadiens | 13 | 2 | 1 | 3 | 1 | 14 | 14.3% | 0 |
| 2019-20 | AHL | Laval Rocket | 51 | 14 | 24 | 38 | -5 | - | - | 26 |
| 2020-21 | NHL | Montréal Canadiens | 47 | 3 | 10 | 13 | 2 | 55 | 5.5% | 29 |
| 2021-22 | NHL | Montréal Canadiens | 72 | 13 | 16 | 29 | -5 | 124 | 10.5% | 22 |
| 2022-23 | NHL | Montréal Canadiens | 54 | 2 | 17 | 19 | -5 | 55 | 3.6% | 28 |
| 2023-24 | NHL | Montréal Canadiens | 82 | 7 | 21 | 28 | -1 | 81 | 8.6% | 24 |
| 2024-25 | NHL | Montréal Canadiens | 82 | 13 | 23 | 36 | 1 | 80 | 16.3% | 10 |
| 2025-26 | NHL | Montréal Canadiens | 34 | 5 | 5 | 10 | -13 | 34 | 14.7% | 8 |
| NHL Totals | – | 384 | 45 | 93 | 138 | -20 | 443 | 10.2% | 121 | |
| AHL Totals | – | 118 | 27 | 56 | 83 | -16 | - | - | 52 | |
| Juniors Totals | – | 117 | 34 | 87 | 121 | 35 | - | - | 94 | |
| 2012-13 | ON-Jr.A | St. Michael's | 24 | 8 | 9 | 17 | - | - | - | 14 |
| 2012-13 | Dud-Hew | St. Michael's | 3 | 1 | 2 | 3 | - | - | - | 0 |
| 2013-14 | ON-Jr.A | St. Michael's | 5 | 0 | 5 | 5 | - | - | - | 8 |
| 2019-20 | NHL | Montréal Canadiens | 6 | 0 | 1 | 1 | -1 | 3 | 0.0% | 0 |
| 2020-21 | NHL | Montréal Canadiens | 7 | 1 | 1 | 2 | 3 | 9 | 11.1% | 4 |
| 2024-25 | NHL | Montréal Canadiens | 5 | 0 | 1 | 1 | 0 | 4 | 0.0% | 2 |
| NHL Totals | – | 18 | 1 | 3 | 4 | 2 | 16 | 6.3% | 6 | |
| Season | Opponent | Date | G | A | P | +/- | PIM | PPG | SHG | S | Shifts | TOI |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Regular | vs PIT | Dec 20 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 1:57 |
| Regular | vs CHI | Dec 18 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 20 | 16:27 |
| Regular | vs PHI | Dec 16 | 0 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 21 | 15:43 |
| Regular | vs EDM | Dec 14 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 22 | 19:49 |
| Regular | @ NYR | Dec 13 | 1 | 0 | 1 | 1 | 2 | 0 | 0 | 2 | 17 | 13:54 |