
| 2002-03 | ETAMMHL | Whitby Wildcats Minor Midget AAA | 47 | 18 | 23 | 41 | 0 | - | - | 47 |
| 2003-04 | OPJHL | Bowmanville | 43 | 28 | 27 | 55 | - | - | - | - |
| 2003-04 | OHL | Plymouth | 9 | 2 | 4 | 6 | - | - | - | 0 |
| 2004-05 | OHL | Plymouth | 67 | 18 | 26 | 44 | -5 | - | - | 32 |
| 2005-06 | OHL | Plymouth | 66 | 21 | 37 | 58 | 1 | - | - | 109 |
| 2006-07 | OHL | Plymouth | 45 | 27 | 38 | 65 | 28 | - | - | 94 |
| 2007-08 | AHL | Iowa | 62 | 18 | 19 | 37 | 1 | - | - | 63 |
| 2008-09 | NHL | Dallas Stars | 77 | 24 | 13 | 37 | -11 | 171 | 14.0% | 51 |
| 2008-09 | AHL | Manitoba | 5 | 4 | 1 | 5 | 4 | - | - | 2 |
| 2009-10 | NHL | Dallas Stars | 78 | 27 | 28 | 55 | -5 | 200 | 13.5% | 64 |
| 2010-11 | NHL | Dallas Stars | 59 | 21 | 18 | 39 | 8 | 160 | 13.1% | 60 |
| 2010-11 | NHL | Pittsburgh Penguins | 20 | 1 | 5 | 6 | -1 | 52 | 1.9% | 6 |
| 2011-12 | NHL | Pittsburgh Penguins | 80 | 40 | 41 | 81 | 6 | 329 | 12.2% | 87 |
| 2012-13 | NHL | Pittsburgh Penguins | 40 | 21 | 15 | 36 | 5 | 136 | 15.4% | 26 |
| 2013-14 | NHL | Pittsburgh Penguins | 59 | 27 | 34 | 61 | 15 | 238 | 11.3% | 55 |
| 2014-15 | NHL | Nashville Predators | 67 | 23 | 14 | 37 | 12 | 221 | 10.4% | 57 |
| 2015-16 | NHL | Nashville Predators | 82 | 31 | 27 | 58 | 27 | 268 | 11.6% | 65 |
| 2016-17 | NHL | Nashville Predators | 70 | 23 | 18 | 41 | -10 | 202 | 11.4% | 35 |
| 2017-18 | NHL | Vegas Golden Knights | 71 | 25 | 19 | 44 | -11 | 202 | 12.4% | 24 |
| 2018-19 | NHL | Calgary Flames | 63 | 7 | 12 | 19 | -5 | 141 | 5.0% | 28 |
| 2019-20 | NHL | Edmonton Oilers | 55 | 19 | 12 | 31 | -20 | 112 | 17.0% | 12 |
| 2020-21 | NHL | Edmonton Oilers | 29 | 5 | 5 | 10 | -2 | 51 | 9.8% | 11 |
| 2021-22 | NHL | St. Louis Blues | 19 | 2 | 2 | 4 | -1 | 31 | 6.5% | 0 |
| 2021-22 | AHL | Springfield Thunderbirds | 28 | 14 | 12 | 26 | -1 | - | - | 10 |
| NHL Totals | – | 869 | 296 | 263 | 559 | 7 | 2514 | 11.8% | 581 | |
| AHL Totals | – | 95 | 36 | 32 | 68 | 4 | - | - | 75 | |
| Juniors Totals | – | 187 | 68 | 105 | 173 | 24 | - | - | 235 | |
| 2003-04 | OJHL | Bowmanville Eagles | 15 | 12 | 3 | 15 | - | - | - | 22 |
| 2004-05 | OHL | Plymouth | 4 | 1 | 1 | 2 | 0 | - | - | 6 |
| 2005-06 | OHL | Plymouth | 13 | 9 | 7 | 16 | 5 | - | - | 33 |
| 2006-07 | OHL | Plymouth | 20 | 13 | 12 | 25 | 7 | - | - | 54 |
| 2006-07 | M-Cup | Plymouth | 5 | 5 | 1 | 6 | - | - | - | 42 |
| 2010-11 | NHL | Pittsburgh Penguins | 7 | 1 | 1 | 2 | -1 | 20 | 5.0% | 6 |
| 2011-12 | NHL | Pittsburgh Penguins | 5 | 2 | 4 | 6 | -3 | 28 | 7.1% | 12 |
| 2012-13 | NHL | Pittsburgh Penguins | 13 | 6 | 4 | 10 | -3 | 51 | 11.8% | 8 |
| 2013-14 | NHL | Pittsburgh Penguins | 13 | 2 | 2 | 4 | 2 | 49 | 4.1% | 24 |
| 2014-15 | NHL | Nashville Predators | 6 | 4 | 1 | 5 | 0 | 25 | 16.0% | 8 |
| 2015-16 | NHL | Nashville Predators | 14 | 4 | 4 | 8 | 1 | 47 | 8.5% | 8 |
| 2016-17 | NHL | Nashville Predators | 22 | 6 | 3 | 9 | -8 | 67 | 9.0% | 14 |
| 2017-18 | NHL | Vegas Golden Knights | 20 | 6 | 5 | 11 | 0 | 64 | 9.4% | 12 |
| 2018-19 | NHL | Calgary Flames | 4 | 0 | 0 | 0 | -3 | 7 | 0.0% | 0 |
| 2019-20 | NHL | Edmonton Oilers | 4 | 2 | 1 | 3 | 3 | 11 | 18.2% | 0 |
| 2020-21 | NHL | Edmonton Oilers | 2 | 0 | 0 | 0 | -1 | 3 | 0.0% | 0 |
| 2021-22 | AHL | Springfield Thunderbirds | 17 | 4 | 8 | 12 | -2 | - | - | 10 |
| NHL Totals | – | 110 | 33 | 25 | 58 | -13 | 372 | 8.9% | 92 | |
| AHL Totals | – | 17 | 4 | 8 | 12 | -2 | - | - | 10 | |
| Juniors Totals | – | 37 | 23 | 20 | 43 | 12 | - | - | 93 | |
| Season | Opponent | Date | G | A | P | +/- | PIM | PPG | SHG | S | Shifts | TOI |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Regular | vs TOR | Jan 15 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 18 | 13:42 |
| Regular | vs SEA | Jan 13 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 16 | 11:25 |
| Regular | vs VGK | Nov 22 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 2 | 13 | 10:43 |
| Regular | @ DAL | Nov 20 | 0 | 0 | 0 | -1 | 0 | 0 | 0 | 3 | 14 | 10:20 |
| Regular | vs SJS | Nov 18 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 16 | 13:05 |