alleygorithm
player impact + groups
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alleygorithm
player impact and winning groups

Player, pair, and lineup impact measured from every NBA possession.

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WPA-powered analytics from play-by-play data
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Pair•Current season•Through 2026-04-22
Shai Gilgeous-Alexander
Chet Holmgren
OKC logo

Shai Gilgeous-Alexander + Chet Holmgren

Over 100 shared possessions, this pair has added about +0.023 wins after shrinkage. That is 100th percentile on 5,296 shared possessions, which currently reads as a high confidence signal. This sample is sturdy enough to treat as a real rotation signal.

Rank #2|+1.2 est. wins|100th percentile|high confidence|5,296 poss
League percentile100.0th
0th (worst)25th50th (median)75th100th (best)
050100
Better than 100% of pairs. Rank #2 in this window, with 5,296 shared possessions and high confidence.
Est. wins added
+1.2
100100th percentile
Impact / 100
+0.023
100100th percentile
Off / Def
O+0.026D+0.025
Shape of value across both sides
Possessions
5,296
high confidence
Grade
100%
grade A+
What stands out
This sample is sturdy enough to treat as a real rotation signal.
The group has added +1.2 estimated wins in this window, which is easier to read than the per-100 rate on its own.
Off/Def shows whether that value is being created through scoring lift, defensive resistance, or a more balanced two-way profile.
Baseline check
The member average is +0.070, while the group's expected baseline is +0.035.
Advanced breakdown
Observed possessions5,296
Member average+0.070
Expected baseline+0.035
Actual group score+0.023
Surplus-0.012
Member profiles
Shai Gilgeous-Alexander
OKC logo
OKC
+0.075
100th pctl
9,932 posshighOff +0.045 / Def +0.064
Chet Holmgren
OKC logo
OKC
+0.066
100th pctl
8,581 posshighOff +0.044 / Def +0.052