

| Regular Season | Playoffs | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Season | League | Team | GP | G | A | Pts | PIM | +/- | GP | G | A | Pts | PIM | +/- |
| 2013-14 | QMJHL | Victoriaville Tigres | 25 | 4 | 10 | 14 | 0 | 4 | 4 | 0 | 1 | 1 | 0 | -1 |
| 2014-15 | QMJHL | Victoriaville Tigres | 61 | 34 | 48 | 82 | 50 | -4 | 4 | 2 | 3 | 5 | 4 | 0 |
| 2015-16 | QMJHL | Victoriaville Tigres | 30 | 17 | 23 | 40 | 19 | -7 | -- | -- | -- | -- | -- | -- |
| 2015-16 | QMJHL | Charlottetown Islanders | 33 | 16 | 26 | 42 | 14 | 3 | 12 | 4 | 15 | 19 | 14 | 2 |
| 2016-17 | AHL | Chicago Wolves | 75 | 26 | 17 | 43 | 58 | 11 | 10 | 3 | 5 | 8 | 18 | 2 |
| 2017-18 | AHL | San Antonio Rampage | 42 | 17 | 23 | 40 | 38 | -10 | -- | -- | -- | -- | -- | -- |
| 2017-18 | NHL | St. Louis Blues | 11 | 1 | 2 | 3 | 6 | 1 | -- | -- | -- | -- | -- | -- |
| 2018-19 | AHL | San Antonio Rampage | 26 | 8 | 10 | 18 | 55 | -8 | -- | -- | -- | -- | -- | -- |
| 2018-19 | NHL | St. Louis Blues | 32 | 2 | 2 | 4 | 6 | -1 | 15 | 1 | 2 | 3 | 10 | 3 |
| 2019-20 | NHL | St. Louis Blues | 40 | 6 | 7 | 13 | 20 | -2 | 8 | 1 | 3 | 4 | 12 | 0 |
| 2020-21 | NHL | St. Louis Blues | 36 | 8 | 7 | 15 | 12 | 0 | 4 | 1 | 0 | 1 | 4 | -2 |
| 2021-22 | NHL | New York Rangers | 14 | 0 | 4 | 4 | 17 | 3 | -- | -- | -- | -- | -- | -- |
| 2022-23 | AHL | Hartford Wolf Pack | 5 | 4 | 0 | 4 | 8 | -6 | -- | -- | -- | -- | -- | -- |
| 2022-23 | NHL | New York Rangers | 40 | 0 | 5 | 5 | 8 | 1 | -- | -- | -- | -- | -- | -- |
| 2022-23 | NHL | St. Louis Blues | 31 | 9 | 11 | 20 | 22 | 3 | -- | -- | -- | -- | -- | -- |
| 2023-24 | NHL | St. Louis Blues | 53 | 1 | 6 | 7 | 31 | -11 | -- | -- | -- | -- | -- | -- |
| 2024-25 | AHL | Abbotsford Canucks | 51 | 14 | 26 | 40 | 44 | 8 | 23 | 6 | 13 | 19 | 77 | -1 |
| 2025-26 | AHL | Laval Rocket | 25 | 9 | 16 | 25 | 46 | 2 | -- | -- | -- | -- | -- | -- |
| 2025-26 | NHL | Toronto Maple Leafs | 8 | 1 | 2 | 3 | 4 | -2 | -- | -- | -- | -- | -- | -- |
| 2025-26 | NHL | Montréal Canadiens | 13 | 2 | 3 | 5 | 6 | 4 | -- | -- | -- | -- | -- | -- |
| NHL TOTALS | 278 | 30 | 49 | 79 | 132 | -4 | 27 | 3 | 5 | 8 | 26 | 1 | ||
| Year | Tournament | Team | GP | G | A | Pts | PIM | +/- |
|---|---|---|---|---|---|---|---|---|
| 2023 | IIHF World Championship | Team Canada | 10 | 6 | 2 | 8 | 6 | 4 |
| Season | League | Award |
|---|---|---|
| 2018-19 | NHL | Stanley Cup |