

| Regular Season | Playoffs | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Season | League | Team | GP | G | A | Pts | PIM | +/- | GP | G | A | Pts | PIM | +/- |
| 2013-14 | USHL | USNTDP | 33 | 5 | 12 | 17 | 18 | -12 | -- | -- | -- | -- | -- | -- |
| 2014-15 | USHL | USNTDP | 24 | 13 | 20 | 33 | 70 | 20 | -- | -- | -- | -- | -- | -- |
| 2015-16 | OHL | London Knights | 57 | 30 | 77 | 107 | 80 | 45 | 18 | 20 | 20 | 40 | 42 | 23 |
| 2016-17 | NHL | Calgary Flames | 76 | 13 | 35 | 48 | 105 | 14 | 4 | 0 | 0 | 0 | 4 | -2 |
| 2017-18 | NHL | Calgary Flames | 68 | 24 | 25 | 49 | 61 | -1 | -- | -- | -- | -- | -- | -- |
| 2018-19 | NHL | Calgary Flames | 80 | 34 | 43 | 77 | 62 | 14 | 5 | 2 | 1 | 3 | 18 | -4 |
| 2019-20 | NHL | Calgary Flames | 69 | 23 | 38 | 61 | 74 | -5 | 6 | 1 | 1 | 2 | 10 | 1 |
| 2020-21 | NHL | Calgary Flames | 56 | 16 | 27 | 43 | 55 | 6 | -- | -- | -- | -- | -- | -- |
| 2021-22 | NHL | Calgary Flames | 82 | 42 | 62 | 104 | 68 | 57 | 12 | 4 | 6 | 10 | 20 | -6 |
| 2022-23 | NHL | Florida Panthers | 79 | 40 | 69 | 109 | 123 | 29 | 20 | 11 | 13 | 24 | 74 | 12 |
| 2023-24 | NHL | Florida Panthers | 80 | 26 | 62 | 88 | 88 | 19 | 24 | 6 | 16 | 22 | 31 | 0 |
| 2024-25 | NHL | Florida Panthers | 52 | 22 | 35 | 57 | 54 | -3 | 23 | 8 | 15 | 23 | 33 | 7 |
| 2025-26 | NHL | Florida Panthers | 18 | 8 | 12 | 20 | 33 | -6 | -- | -- | -- | -- | -- | -- |
| NHL TOTALS | 660 | 248 | 408 | 656 | 723 | 124 | 94 | 32 | 52 | 84 | 190 | 8 | ||
| Year | Tournament | Team | GP | G | A | Pts | PIM | +/- |
|---|---|---|---|---|---|---|---|---|
| 2016 | World Junior U-20 Championships | Team USA | 7 | 4 | 7 | 11 | 6 | 7 |
| 2016 | Memorial Cup | London Knights | 4 | 5 | 3 | 8 | 4 | 8 |
| 2016 | Memorial Cup | London Knights | 4 | 5 | 3 | 8 | 4 | 0 |
| 2025 | Four Nations Face-off | Team United States | 3 | 2 | 1 | 3 | 5 | 0 |
| 2026 | Olympics | Team USA | 6 | 0 | 6 | 6 | 12 | 5 |
| Season | League | Award |
|---|---|---|
| 2023-24 | NHL | Stanley Cup |
| 2024-25 | NHL | Stanley Cup |