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Preparing the latest NBA impact board
Pulling player, pair, lineup, and playoff reads from the current score snapshot.
Pulling player, pair, lineup, and playoff reads from the current score snapshot.

Mark Williams grades as comfortably above league average in current season, with +0.4 wins added across 5,998 possessions. roughly neutral per-100 impact. The read is balanced across both ends.
Per-event impact, not event count
Current season · wins / 100 possessions, with a rolling 5-game trend
| Date | Opp | Wins / 100 poss | Wins added | Poss |
|---|---|---|---|---|
| Apr 15 | POR | -0.048 | -0.05 | 95 |
| Apr 11 | LAL | -0.129 | -0.10 | 76 |
| Apr 8 | HOU | +0.026 | +0.03 | 124 |
| Apr 5 | CHI | +0.042 | +0.05 | 121 |
| Apr 3 | CHA | -0.055 | -0.05 | 92 |
| Mar 4 | SAC | +0.003 | +0.00 | 98 |
| Feb 27 | LAL | -0.018 | -0.01 | 58 |
| Feb 25 | BOS | -0.166 | -0.11 | 69 |
| Feb 23 | POR | -0.112 | -0.07 | 61 |
| Feb 22 | ORL | -0.019 | -0.02 | 114 |
| Feb 20 | SAS | -0.083 | -0.08 | 100 |
| Feb 12 | OKC | -0.084 | -0.06 | 77 |
| Feb 11 | DAL | +0.013 | +0.01 | 113 |
| Feb 8 | PHI | -0.032 | -0.04 | 133 |
| Feb 6 | GSW | +0.009 | +0.01 | 89 |
| Feb 4 | POR | -0.004 | -0.00 | 109 |
| Feb 2 | LAC | -0.031 | -0.03 | 101 |
| Jan 31 | CLE | +0.053 | +0.05 | 97 |
| Jan 30 | DET | -0.001 | -0.00 | 100 |
| Jan 28 | BKN | +0.011 | +0.01 | 115 |
| Jan 26 | MIA | +0.019 | +0.02 | 112 |
| Jan 24 | ATL | -0.102 | -0.09 | 92 |
| Jan 21 | PHI | -0.027 | -0.02 | 81 |
| Jan 20 | BKN | +0.074 | +0.08 | 111 |
| Jan 18 | NYK | -0.020 | -0.02 | 105 |
| Jan 16 | DET | -0.047 | -0.05 | 115 |
| Jan 14 | MIA | -0.058 | -0.08 | 139 |
| Jan 12 | WAS | +0.054 | +0.05 | 102 |
| Jan 10 | NYK | +0.057 | +0.06 | 101 |
| Jan 8 | MEM | +0.055 | +0.07 | 121 |
| Jan 6 | HOU | -0.018 | -0.01 | 45 |
| Jan 5 | OKC | -0.040 | -0.04 | 89 |
| Jan 3 | SAC | +0.030 | +0.03 | 97 |
| Dec 31 | CLE | -0.179 | -0.06 | 34 |
| Dec 28 | NOP | -0.084 | -0.04 | 42 |
| Dec 27 | NOP | +0.090 | +0.11 | 123 |
| Dec 24 | LAL | +0.061 | +0.06 | 98 |
| Dec 21 | GSW | -0.091 | -0.08 | 89 |
| Dec 19 | GSW | +0.007 | +0.00 | 25 |
| Dec 15 | LAL | -0.053 | -0.03 | 59 |
| Dec 11 | OKC | -0.086 | -0.08 | 91 |
| Dec 9 | MIN | -0.011 | -0.01 | 120 |
| Dec 6 | HOU | -0.177 | -0.12 | 70 |
| Dec 2 | LAL | +0.075 | +0.09 | 118 |
| Nov 29 | OKC | -0.085 | -0.09 | 101 |
| Nov 27 | SAC | +0.051 | +0.06 | 126 |
| Nov 24 | SAS | +0.067 | +0.08 | 113 |
| Nov 22 | MIN | -0.088 | -0.11 | 123 |
| Nov 19 | POR | +0.078 | +0.08 | 102 |
| Nov 17 | ATL | -0.051 | -0.06 | 123 |
| Nov 13 | DAL | +0.018 | +0.02 | 118 |
| Nov 11 | NOP | +0.007 | +0.01 | 85 |
| Nov 9 | LAC | +0.107 | +0.09 | 85 |
| Nov 7 | LAC | +0.066 | +0.08 | 116 |
| Nov 5 | GSW | -0.029 | -0.03 | 118 |
| Nov 3 | SAS | +0.069 | +0.08 | 109 |
| Nov 1 | UTA | +0.019 | +0.02 | 118 |
| Oct 30 | MEM | +0.006 | +0.01 | 131 |
| Oct 28 | UTA | +0.033 | +0.05 | 143 |
| Oct 25 | LAC | -0.079 | -0.05 | 67 |
| Oct 23 | SAC | +0.078 | +0.08 | 99 |