Spreadsheet Sports / Players / Advanced stats
Mark Williams
Mark Williams's advanced stats for the last three seasons, with league percentiles: impact, efficiency and on/off.
Advanced stats · 2025-26
How good was Mark Williams?
110th in impact last season, but only 193rd in the experts' rankings. One of the most underrated players in the league.
Model verdicts
BPM
+2.0
80th percentile
VORP
1.4
75th percentile
Win shares
6.3
88th percentile
On/off
-4.0
22nd percentile
True shooting
68.0%
96th percentile
Usage
17.4%
40th percentile
Bars: percentile among players with 500+ minutes that season. Small bars: last three seasons.
| Season | Team | G | MP | BPM | VORP | WS | WS/48 | TS% | USG% | On/off |
|---|---|---|---|---|---|---|---|---|---|---|
| 2025-26 | PHO | 60 | 1,416 | +2.0 | 1.4 | 6.3 | .215 | 68.0 | 17.4 | -4.0 |
| 2024-25 | CHO | 44 | 1,171 | +3.5 | 1.6 | 4.7 | .195 | 64.7 | 21.4 | -5.3 |
| 2023-24 | CHO | 19 | 508 | +0.8 | 0.3 | 2.1 | .198 | 67.5 | 17.1 | — |
Box score stats via Basketball-Reference. On/off = team net rating per 100 possessions with him on the court minus off. Percentiles and takes by Spreadsheet Sports.