
| 2008-09 | GTHL | Tor. Marlboros | 76 | 41 | 63 | 104 | - | - | - | 86 |
| 2009-10 | OHL | Barrie | 34 | 5 | 9 | 14 | 7 | - | - | 35 |
| 2009-10 | OHL | Niagara | 27 | 3 | 10 | 13 | -9 | - | - | 26 |
| 2010-11 | OHL | Niagara | 65 | 33 | 73 | 106 | 28 | - | - | 82 |
| 2011-12 | OHL | Niagara | 46 | 30 | 38 | 68 | 37 | - | - | 47 |
| 2012-13 | OHL | Niagara | 53 | 34 | 60 | 94 | 43 | - | - | 59 |
| 2012-13 | AHL | Bridgeport | 10 | 2 | 5 | 7 | -1 | 26 | 7.7% | 4 |
| 2013-14 | NHL | New York Islanders | 37 | 7 | 11 | 18 | -1 | 89 | 7.9% | 8 |
| 2013-14 | AHL | Bridgeport | 37 | 13 | 36 | 49 | 16 | 125 | 10.4% | 41 |
| 2014-15 | NHL | New York Islanders | 81 | 17 | 33 | 50 | 23 | 179 | 9.5% | 47 |
| 2015-16 | NHL | New York Islanders | 71 | 8 | 20 | 28 | -9 | 132 | 6.1% | 28 |
| 2015-16 | AHL | Bridgeport | 8 | 2 | 2 | 4 | 3 | 22 | 9.1% | 10 |
| 2016-17 | NHL | New York Islanders | 69 | 13 | 17 | 30 | -8 | 114 | 11.4% | 40 |
| 2017-18 | NHL | Edmonton Oilers | 82 | 13 | 21 | 34 | -4 | 147 | 8.8% | 33 |
| 2018-19 | NHL | Edmonton Oilers | 18 | 1 | 1 | 2 | -1 | 30 | 3.3% | 14 |
| 2018-19 | NHL | New York Rangers | 63 | 18 | 15 | 33 | -2 | 80 | 22.5% | 50 |
| 2019-20 | NHL | New York Rangers | 70 | 18 | 41 | 59 | 21 | 154 | 11.7% | 48 |
| 2020-21 | NHL | New York Rangers | 56 | 14 | 35 | 49 | 6 | 128 | 10.9% | 39 |
| 2021-22 | NHL | New York Rangers | 74 | 21 | 33 | 54 | 15 | 161 | 13.0% | 69 |
| 2022-23 | NHL | Anaheim Ducks | 82 | 15 | 26 | 41 | -30 | 130 | 11.5% | 79 |
| 2023-24 | NHL | Anaheim Ducks | 79 | 11 | 30 | 41 | -20 | 131 | 8.4% | 86 |
| 2024-25 | NHL | Anaheim Ducks | 82 | 10 | 31 | 41 | -3 | 137 | 7.3% | 70 |
| 2025-26 | NHL | Anaheim Ducks | 24 | 2 | 4 | 6 | -6 | 28 | 7.1% | 21 |
| NHL Totals | – | 888 | 168 | 318 | 486 | -19 | 1640 | 10.2% | 632 | |
| AHL Totals | – | 55 | 17 | 43 | 60 | 18 | 173 | 9.8% | 55 | |
| Juniors Totals | – | 225 | 105 | 190 | 295 | 106 | - | - | 249 | |
| 2009-10 | OHL | Niagara | 5 | 0 | 3 | 3 | -1 | - | - | 0 |
| 2010-11 | OHL | Niagara | 14 | 6 | 6 | 12 | -4 | - | - | 19 |
| 2011-12 | OHL | Niagara | 20 | 7 | 16 | 23 | -3 | - | - | 31 |
| 2012-13 | OHL | Niagara | 5 | 2 | 1 | 3 | -4 | - | - | 8 |
| 2014-15 | NHL | New York Islanders | 7 | 2 | 2 | 4 | 1 | 12 | 16.7% | 2 |
| 2015-16 | NHL | New York Islanders | 8 | 1 | 3 | 4 | 1 | 13 | 7.7% | 2 |
| 2019-20 | NHL | New York Rangers | 3 | 0 | 2 | 2 | -3 | 6 | 0.0% | 7 |
| 2021-22 | NHL | New York Rangers | 19 | 2 | 7 | 9 | 0 | 49 | 4.1% | 10 |
| NHL Totals | – | 37 | 5 | 14 | 19 | -1 | 80 | 6.3% | 21 | |
| Juniors Totals | – | 44 | 15 | 26 | 41 | -12 | - | - | 58 | |
| Season | Opponent | Date | G | A | P | +/- | PIM | PPG | SHG | S | Shifts | TOI |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Regular | @ BUF | Jan 10 | 0 | 0 | 0 | -1 | 7 | 0 | 0 | 0 | 18 | 12:31 |
| Regular | @ CAR | Jan 8 | 0 | 0 | 0 | -1 | 0 | 0 | 0 | 2 | 21 | 16:41 |
| Regular | @ WSH | Jan 5 | 0 | 0 | 0 | -4 | 0 | 0 | 0 | 1 | 15 | 10:51 |
| Regular | vs SJS | Dec 29 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 12 | 9:22 |
| Regular | @ LAK | Dec 27 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 1 | 13 | 9:47 |