Statistics
Regular Season Stats
| 2005-06 | Jr. C SM-sarja Q | Ässät U16 | 9 | 9 | 7 | 16 | 0 | - | - | 2 |
| 2006-07 | Fin-U18 | Assat U18 | 29 | 19 | 24 | 43 | - | - | - | 24 |
| 2007-08 | Fin-U18 | Assat U18 | 3 | 1 | 1 | 2 | - | - | - | 0 |
| 2007-08 | Fin-Jr. | Assat Jr. | 40 | 7 | 15 | 22 | - | - | - | 26 |
| 2008-09 | High-MN | Shat.-St. Mary's | 53 | 26 | 58 | 84 | - | - | - | 46 |
| 2009-10 | USHL | Omaha | 56 | 28 | 44 | 72 | - | - | - | 59 |
| 2010-11 | WCHA | U. of Minnesota | 34 | 6 | 18 | 24 | - | - | - | 22 |
| 2011-12 | WCHA | U. of Minnesota | 43 | 20 | 29 | 49 | - | - | - | 30 |
| 2012-13 | WCHA | U. of Minnesota | 37 | 16 | 35 | 51 | - | - | - | 14 |
| 2012-13 | AHL | Houston | 6 | 0 | 2 | 2 | 1 | 12 | 0.0% | 2 |
| 2013-14 | NHL | Minnesota Wild | 46 | 6 | 9 | 15 | 14 | 56 | 10.7% | 29 |
| 2013-14 | AHL | Iowa | 31 | 14 | 13 | 27 | 2 | 80 | 17.5% | 14 |
| 2014-15 | NHL | Minnesota Wild | 72 | 7 | 7 | 14 | -7 | 92 | 7.6% | 32 |
| 2015-16 | NHL | Minnesota Wild | 76 | 14 | 20 | 34 | 21 | 99 | 14.1% | 24 |
| 2016-17 | NHL | Minnesota Wild | 72 | 15 | 11 | 26 | 5 | 134 | 11.2% | 28 |
| 2017-18 | NHL | Vegas Golden Knights | 76 | 29 | 26 | 55 | -16 | 175 | 16.6% | 37 |
| 2018-19 | NHL | Vegas Golden Knights | 15 | 2 | 5 | 7 | 1 | 26 | 7.7% | 10 |
| 2019-20 | NHL | Carolina Hurricanes | 41 | 12 | 10 | 22 | 1 | 78 | 15.4% | 20 |
| 2019-20 | NHL | Florida Panthers | 7 | 0 | 2 | 2 | 0 | 14 | 0.0% | 2 |
| 2020-21 | NHL | Nashville Predators | 51 | 9 | 12 | 21 | 4 | 85 | 10.6% | 14 |
| 2021-22 | NHL | Boston Bruins | 78 | 18 | 26 | 44 | 19 | 141 | 12.8% | 47 |
| 2022-23 | NHL | New Jersey Devils | 80 | 14 | 27 | 41 | 13 | 164 | 8.5% | 47 |
| 2023-24 | NHL | New Jersey Devils | 76 | 16 | 19 | 35 | -1 | 155 | 10.3% | 54 |
| 2024-25 | NHL | New Jersey Devils | 69 | 11 | 10 | 21 | -6 | 110 | 10.0% | 39 |
| 2025-26 | NHL | Nashville Predators | 46 | 8 | 16 | 24 | -8 | 77 | 10.4% | 30 |
| NHL Totals | – | 805 | 161 | 200 | 361 | 40 | 1406 | 11.5% | 413 | |
| AHL Totals | – | 37 | 14 | 15 | 29 | 3 | 92 | 15.2% | 16 | |
| Juniors Totals | – | 56 | 28 | 44 | 72 | - | - | - | 59 | |
Playoff Stats
| 2005-06 | U16 SM-sarja | Ässät U16 | 6 | 6 | 4 | 10 | - | - | - | 4 |
| 2006-07 | Fin-U18 | Assat U18 | 6 | 1 | 3 | 4 | 0 | 0 | 0.0% | 4 |
| 2007-08 | Fin-U18 | Assat U18 | 2 | 4 | 2 | 6 | 0 | 0 | 0.0% | 14 |
| 2007-08 | Fin-Jr. | Assat Jr. | 12 | 2 | 0 | 2 | 0 | 0 | 0.0% | 4 |
| 2009-10 | USHL | Omaha | 8 | 2 | 9 | 11 | 0 | 0 | 0.0% | 2 |
| 2012-13 | AHL | Houston | 5 | 1 | 1 | 2 | -4 | 11 | 9.1% | 4 |
| 2013-14 | NHL | Minnesota Wild | 13 | 4 | 3 | 7 | 2 | 29 | 13.8% | 0 |
| 2014-15 | NHL | Minnesota Wild | 2 | 1 | 0 | 1 | 1 | 4 | 25.0% | 0 |
| 2015-16 | NHL | Minnesota Wild | 5 | 1 | 3 | 4 | 0 | 11 | 9.1% | 2 |
| 2016-17 | NHL | Minnesota Wild | 4 | 0 | 1 | 1 | -2 | 9 | 0.0% | 0 |
| 2017-18 | NHL | Vegas Golden Knights | 20 | 3 | 6 | 9 | -3 | 35 | 8.6% | 27 |
| 2019-20 | NHL | Florida Panthers | 4 | 1 | 0 | 1 | -3 | 8 | 12.5% | 0 |
| 2020-21 | NHL | Nashville Predators | 6 | 1 | 3 | 4 | -3 | 11 | 9.1% | 4 |
| 2021-22 | NHL | Boston Bruins | 7 | 1 | 2 | 3 | -4 | 9 | 11.1% | 8 |
| 2022-23 | NHL | New Jersey Devils | 12 | 4 | 2 | 6 | -6 | 23 | 17.4% | 15 |
| 2024-25 | NHL | New Jersey Devils | 5 | 0 | 1 | 1 | -1 | 9 | 0.0% | 2 |
| NHL Totals | – | 78 | 16 | 21 | 37 | -19 | 148 | 10.8% | 58 | |
| AHL Totals | – | 5 | 1 | 1 | 2 | -4 | 11 | 9.1% | 4 | |
| Juniors Totals | – | 8 | 2 | 9 | 11 | 0 | 0 | - | 2 | |
Last 5 Games
| Season | Opponent | Date | G | A | P | +/- | PIM | PPG | SHG | S | Shifts | TOI |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Regular | vs EDM | Jan 13 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 5 | 22 | 16:33 |
| Regular | vs WSH | Jan 11 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 1 | 22 | 17:45 |
| Regular | vs CHI | Jan 10 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 1 | 20 | 15:00 |
| Regular | vs NYI | Jan 8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 23 | 17:18 |
| Regular | @ EDM | Jan 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 20 | 16:10 |