

| Regular Season | Playoffs | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Season | League | Team | GP | G | A | Pts | PIM | +/- | GP | G | A | Pts | PIM | +/- |
| 2015-16 | SHL | MoDo Hockey | 49 | 14 | 15 | 29 | 6 | -1 | 7 | 6 | 2 | 8 | 2 | 11 |
| 2016-17 | SHL | Frölunda HC | 51 | 9 | 18 | 27 | 2 | 4 | 14 | 4 | 8 | 12 | 0 | 4 |
| 2017-18 | SHL | Frölunda HC | 50 | 27 | 16 | 43 | 8 | 1 | 6 | 3 | 1 | 4 | 2 | -1 |
| 2018-19 | AHL | Rochester Americans | 66 | 30 | 33 | 63 | 12 | 12 | 3 | 0 | 0 | 0 | 0 | -3 |
| 2018-19 | NHL | Buffalo Sabres | 6 | 2 | 2 | 4 | 2 | 1 | -- | -- | -- | -- | -- | -- |
| 2019-20 | NHL | Buffalo Sabres | 54 | 20 | 22 | 42 | 6 | -1 | -- | -- | -- | -- | -- | -- |
| 2020-21 | NHL | Buffalo Sabres | 56 | 13 | 19 | 32 | 6 | -23 | -- | -- | -- | -- | -- | -- |
| 2021-22 | NHL | Buffalo Sabres | 72 | 20 | 29 | 49 | 6 | -16 | -- | -- | -- | -- | -- | -- |
| 2022-23 | NHL | Buffalo Sabres | 75 | 28 | 12 | 40 | 4 | -23 | -- | -- | -- | -- | -- | -- |
| 2023-24 | NHL | Buffalo Sabres | 51 | 7 | 8 | 15 | 4 | -1 | -- | -- | -- | -- | -- | -- |
| 2024-25 | NHL | Vegas Golden Knights | 56 | 15 | 14 | 29 | 16 | 17 | 9 | 2 | 2 | 4 | 0 | -4 |
| 2025-26 | NHL | Colorado Avalanche | 60 | 11 | 14 | 25 | 6 | 6 | -- | -- | -- | -- | -- | -- |
| 2025-26 | NHL | Calgary Flames | 4 | 0 | 1 | 1 | 0 | -1 | -- | -- | -- | -- | -- | -- |
| NHL TOTALS | 434 | 116 | 121 | 237 | 50 | -41 | 9 | 2 | 2 | 4 | 0 | -4 | ||
| Year | Tournament | Team | GP | G | A | Pts | PIM | +/- |
|---|---|---|---|---|---|---|---|---|
| 2015 | World Junior U-20 Championships | Team Sweden | 7 | 0 | 1 | 1 | 0 | 1 |
| 2021 | IIHF World Championship | Team Sweden | 7 | 3 | 1 | 4 | 2 | 0 |
| 2024 | IIHF World Championship | Team Sweden | 9 | 1 | 3 | 4 | 0 | 1 |