career regular season statistics    
    
      career playoff statistics    
  | Year | Team | League | GP             Games Played 
           | 
          G             Goals 
           | 
          A             Assists 
           | 
          Pts             Points 
           | 
          +/-             Plus Minus 
           | 
          PIM             Penalty Minutes 
           | 
          PPG             Power Play Goals 
           | 
          SHG             Shorthanded Goals 
           | 
          GWG             Game Winning Goals 
           | 
          TOI/GP             Time On Ice Per Game 
           | 
          S             Shots 
           | 
          S%             Shots Percentage 
           | 
          PtsPG             Points Per Games Played 
           | 
        
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025-26 | Dallas | NHL | 12 | 1 | 3 | 4 | -2 | 2 | 0 | 0 | 0 | 12:18 | 5 | 20.0% | 0.33 | 
| 2024-25 | St. Louis | NHL | 70 | 5 | 10 | 15 | -2 | 30 | 0 | 0 | 1 | 13:01 | 68 | 7.4% | 0.21 | 
| 2023-24 | Dallas | NHL | 74 | 7 | 12 | 19 | 0 | 20 | 0 | 2 | 2 | 12:31 | 71 | 9.9% | 0.26 | 
| 2022-23 | Dallas | NHL | 81 | 11 | 9 | 20 | 9 | 39 | 0 | 1 | 3 | 13:43 | 88 | 12.5% | 0.25 | 
| 2021-22 | Dallas | NHL | 77 | 5 | 14 | 19 | -20 | 52 | 1 | 1 | 1 | 15:46 | 89 | 5.6% | 0.25 | 
| 2020-21 | Dallas | NHL | 55 | 6 | 8 | 14 | -15 | 30 | 1 | 1 | 0 | 17:26 | 94 | 6.4% | 0.25 | 
| 2019-20 | Dallas | NHL | 66 | 11 | 9 | 20 | -6 | 42 | 3 | 0 | 3 | 15:53 | 109 | 10.1% | 0.30 | 
| 2018-19 | Dallas | NHL | 81 | 15 | 15 | 30 | -3 | 54 | 1 | 1 | 1 | 16:26 | 114 | 13.2% | 0.37 | 
| 2018-19 | Czech Republic | WC | 7 | 1 | 3 | 4 | -1 | 2 | 0 | 0 | 1 | 15:47 | 15 | 6.7% | 0.57 | 
| 2017-18 | Dallas | NHL | 79 | 17 | 16 | 33 | 21 | 36 | 0 | 2 | 3 | 15:16 | 118 | 14.4% | 0.42 | 
| 2017-18 | Czech Republic | WC | 8 | 0 | 3 | 3 | 1 | 4 | 0 | 0 | 0 | 17:14 | 14 | 0.0% | 0.38 | 
| 2016-17 | Dallas | NHL | 80 | 12 | 21 | 33 | -6 | 67 | 0 | 0 | 0 | 16:10 | 132 | 9.1% | 0.41 | 
| 2016-17 | Czech Republic | WCH | 1 | 0 | 0 | 0 | -1 | 0 | 0 | 0 | 0 | - | 0 | - | 0.00 | 
| 2015-16 | Dallas | NHL | 45 | 5 | 7 | 12 | 9 | 16 | 0 | 0 | 1 | 12:21 | 67 | 7.5% | 0.27 | 
| 2015-16 | Texas | AHL | 28 | 15 | 11 | 26 | 12 | 22 | 1 | 0 | 4 | - | 62 | 24.2% | 0.93 | 
| 2015-16 | Czech Republic | WC | 3 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 10:05 | 2 | 0.0% | 0.00 | 
| 2014-15 | Texas | AHL | 32 | 4 | 6 | 10 | -13 | 12 | 0 | 0 | 1 | - | 49 | 8.2% | 0.31 | 
| 2013-14 | Texas | AHL | 6 | 1 | 2 | 3 | -2 | 6 | 0 | 0 | 0 | - | 5 | 20.0% | 0.50 | 
| 2013-14 | Sudbury | OHL | 29 | 5 | 16 | 21 | -1 | 26 | 2 | 0 | 1 | - | - | - | 0.72 | 
| 2013-14 | Kitchener | OHL | 30 | 16 | 11 | 27 | -8 | 22 | 3 | 2 | 1 | - | - | - | 0.90 | 
| 2013-14 | Total Kit/Sby | OHL | 59 | 21 | 27 | 48 | -9 | 48 | 5 | 2 | 2 | - | - | - | 0.81 | 
| 2013-14 | Czech Republic | WJC | 5 | 1 | 0 | 1 | -1 | 2 | 0 | 0 | 0 | - | 6 | 16.7% | 0.20 | 
| 2012-13 | Texas | AHL | 2 | 0 | 1 | 1 | -1 | 0 | 0 | 0 | 0 | - | 1 | 0.0% | 0.50 | 
| 2012-13 | Kitchener | OHL | 39 | 9 | 22 | 31 | -1 | 26 | 6 | 0 | 4 | - | - | - | 0.79 | 
| 2012-13 | Czech Republic | WJC | 6 | 0 | 2 | 2 | 1 | 2 | 0 | 0 | 0 | - | 8 | 0.0% | 0.33 | 
| 2011-12 | Kitchener | OHL | 62 | 29 | 37 | 66 | 19 | 47 | 8 | 3 | - | - | - | - | 1.06 | 
| 2011-12 | Czech Republic | WJC | 6 | 2 | 0 | 2 | -3 | 4 | 0 | 0 | 0 | - | 11 | 18.2% | 0.33 | 
| Total | NHL | 720 | 95 | 124 | 219 | -15 | 388 | 6 | 8 | 15 | 14:52 | 955 | 9.9% | 0.30 | |
| Total | AHL | 68 | 20 | 20 | 40 | -4 | 40 | 1 | 0 | 5 | - | 117 | 17.1% | 0.59 | |
| Total | OHL | 219 | 80 | 113 | 193 | 0 | 169 | 24 | 7 | 8 | - | - | - | 0.88 | |
| Total | WJC | 17 | 3 | 2 | 5 | -3 | 8 | 0 | 0 | 0 | - | 25 | 12.0% | 0.29 | |
| Total | WCH | 1 | 0 | 0 | 0 | -1 | 0 | 0 | 0 | 0 | - | 0 | - | 0.00 | |
| Total | WC | 18 | 1 | 6 | 7 | 1 | 6 | 0 | 0 | 1 | - | 31 | 3.2% | 0.39 | 
| Year | Team | League | GP             Games Played 
           | 
          G             Goals 
           | 
          A             Assists 
           | 
          Pts             Points 
           | 
          +/-             Plus Minus 
           | 
          PIM             Penalty Minutes 
           | 
          PPG             Power Play Goals 
           | 
          SHG             Shorthanded Goals 
           | 
          GWG             Game Winning Goals 
           | 
          TOI/GP             Time On Ice Per Game 
           | 
          S             Shots 
           | 
          PtsPG             Points Per Games Played 
           | 
        
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025-26 | Dallas | NHL | - | - | - | - | - | - | - | - | - | - | - | - | 
| 2024-25 | St. Louis | NHL | 7 | 1 | 4 | 5 | 7 | 2 | 0 | 0 | 0 | 15:06 | 2 | 0.7 | 
| 2023-24 | Dallas | NHL | 8 | 1 | 0 | 1 | -1 | 2 | 0 | 0 | 1 | 11:55 | 8 | 0.1 | 
| 2022-23 | Dallas | NHL | 19 | 1 | 2 | 3 | -5 | 10 | 0 | 0 | 0 | 13:45 | 18 | 0.2 | 
| 2021-22 | Dallas | NHL | 7 | 1 | 1 | 2 | 1 | 4 | 0 | 0 | 0 | 13:51 | 9 | 0.3 | 
| 2020-21 | Dallas | NHL | - | - | - | - | - | - | - | - | - | - | - | - | 
| 2019-20 | Dallas | NHL | 19 | 3 | 5 | 8 | -3 | 4 | 3 | 0 | 1 | 16:09 | 24 | 0.4 | 
| 2018-19 | Dallas | NHL | 13 | 0 | 1 | 1 | -1 | 6 | 0 | 0 | 0 | 16:50 | 13 | 0.1 | 
| 2018-19 | Czech Republic | WC | - | - | - | - | - | - | - | - | - | - | - | - | 
| 2017-18 | Dallas | NHL | - | - | - | - | - | - | - | - | - | - | - | - | 
| 2017-18 | Czech Republic | WC | - | - | - | - | - | - | - | - | - | - | - | - | 
| 2016-17 | Dallas | NHL | - | - | - | - | - | - | - | - | - | - | - | - | 
| 2015-16 | Dallas | NHL | 13 | 3 | 2 | 5 | 2 | 2 | 0 | 0 | 2 | 16:07 | 18 | 0.4 | 
| 2015-16 | Texas | AHL | - | - | - | - | - | - | - | - | - | - | - | - | 
| 2014-15 | Texas | AHL | - | - | - | - | - | - | - | - | - | - | - | - | 
| 2013-14 | Texas | AHL | 21 | 4 | 0 | 4 | 2 | 8 | 0 | 0 | 0 | - | 23 | 0.2 | 
| 2013-14 | Sudbury | OHL | 5 | 1 | 2 | 3 | 0 | 10 | 1 | 0 | 0 | - | - | 0.6 | 
| 2012-13 | Texas | AHL | - | - | - | - | - | - | - | - | - | - | - | - | 
| 2012-13 | Kitchener | OHL | 10 | 4 | 2 | 6 | -3 | 4 | 2 | 0 | - | - | - | 0.6 | 
| 2011-12 | Kitchener | OHL | 13 | 2 | 4 | 6 | -3 | 10 | 1 | 0 | - | - | - | 0.5 | 
| Total | NHL | 86 | 10 | 15 | 25 | 0 | 30 | 3 | 0 | 4 | 15:03 | 92 | 0.3 | |
| Total | AHL | 21 | 4 | 0 | 4 | 2 | 8 | 0 | 0 | 0 | - | 23 | 0.2 | |
| Total | OHL | 28 | 7 | 8 | 15 | -6 | 24 | 4 | 0 | 0 | - | - | 0.5 |