

| Regular Season | Playoffs | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Season | League | Team | GP | G | A | Pts | PIM | +/- | GP | G | A | Pts | PIM | +/- |
| 2010-11 | QMJHL | Val-d'Or Foreurs | 2 | 0 | 0 | 0 | 0 | -2 | -- | -- | -- | -- | -- | -- |
| 2011-12 | QMJHL | Val-d'Or Foreurs | 63 | 22 | 29 | 51 | 39 | -11 | 4 | 2 | 2 | 4 | 6 | -9 |
| 2012-13 | QMJHL | Val-d'Or Foreurs | 67 | 50 | 39 | 89 | 71 | 21 | 9 | 5 | 7 | 12 | 13 | 1 |
| 2013-14 | QMJHL | Val-d'Or Foreurs | 57 | 57 | 63 | 120 | 75 | 34 | 24 | 24 | 14 | 38 | 52 | 17 |
| 2014-15 | AHL | Grand Rapids | 62 | 15 | 18 | 33 | 64 | 5 | 16 | 2 | 2 | 4 | 16 | 0 |
| 2015-16 | AHL | Grand Rapids | 60 | 21 | 24 | 45 | 32 | 13 | 9 | 4 | 7 | 11 | 8 | 6 |
| 2015-16 | NHL | Detroit Red Wings | 10 | 2 | 1 | 3 | 2 | -6 | -- | -- | -- | -- | -- | -- |
| 2016-17 | AHL | Grand Rapids Griffins | 10 | 8 | 2 | 10 | 6 | 2 | -- | -- | -- | -- | -- | -- |
| 2016-17 | NHL | Detroit Red Wings | 60 | 17 | 19 | 36 | 53 | 10 | -- | -- | -- | -- | -- | -- |
| 2017-18 | NHL | Detroit Red Wings | 80 | 24 | 24 | 48 | 52 | -1 | -- | -- | -- | -- | -- | -- |
| 2018-19 | NHL | Detroit Red Wings | 67 | 25 | 23 | 48 | 30 | -8 | -- | -- | -- | -- | -- | -- |
| 2019-20 | NHL | Detroit Red Wings | 43 | 16 | 22 | 38 | 34 | -7 | -- | -- | -- | -- | -- | -- |
| 2020-21 | NHL | Detroit Red Wings | 42 | 11 | 10 | 21 | 17 | -14 | -- | -- | -- | -- | -- | -- |
| 2020-21 | NHL | Washington Capitals | 14 | 4 | 4 | 8 | 8 | 0 | 5 | 0 | 2 | 2 | 6 | 0 |
| 2021-22 | NHL | Washington Capitals | 37 | 9 | 14 | 23 | 14 | 4 | 6 | 0 | 4 | 4 | 13 | -3 |
| 2022-23 | NHL | Washington Capitals | 67 | 11 | 16 | 27 | 31 | -8 | -- | -- | -- | -- | -- | -- |
| 2023-24 | NHL | Washington Capitals | 56 | 20 | 14 | 34 | 17 | 5 | -- | -- | -- | -- | -- | -- |
| 2023-24 | NHL | Vegas Golden Knights | 18 | 3 | 7 | 10 | 8 | 6 | 3 | 0 | 0 | 0 | 2 | -1 |
| 2024-25 | NHL | Calgary Flames | 13 | 4 | 3 | 7 | 11 | 6 | -- | -- | -- | -- | -- | -- |
| 2025-26 | NHL | Pittsburgh Penguins | 66 | 25 | 26 | 51 | 29 | 15 | -- | -- | -- | -- | -- | -- |
| NHL TOTALS | 573 | 171 | 183 | 354 | 306 | 2 | 14 | 0 | 6 | 6 | 21 | -4 | ||
| Year | Tournament | Team | GP | G | A | Pts | PIM | +/- |
|---|---|---|---|---|---|---|---|---|
| 2014 | World Junior U-20 Championships | Team Canada | 7 | 5 | 6 | 11 | 0 | 6 |
| 2014 | Memorial Cup | Val-d'Or Foreurs | 4 | 1 | 3 | 4 | 4 | -2 |
| 2019 | IIHF World Championship | Team Canada | 9 | 7 | 7 | 14 | 16 | 9 |