NEXTERA ENERGY INC and EDISON INTERNATIONAL moved almost identically (−5.18% vs −4.91%), yet NEE moved the XLU 11.8× as much. In a cap-weighted index, the bigger company's weight turns the same percentage move into far more points.
Attribution map
slicing the −2.38 pt move · cell size = points contributed · color = direction, intensity = return
NEE−0.3 pts(−5.2%)
VST−0.2 pts(−11.4%)
AEP−0.2 pts(−7.4%)
SO−0.2 pts(−5.9%)
NRG−0.2 pts(−16.5%)
SRE−0.1 pts(−7.9%)
DUK−0.1 pts(−4.7%)
ETR−0.1 pts(−6.0%)
CNP−0.1 pts(−11.0%)
PEG−0.1 pts
EXC−0.1 pts(−6.0%)
D−0.1 pts(−4.7%)
NI−0.1 pts
DTE−0.1 pts(−7.5%)
WEC−0.1 pts(−5.5%)
XEL−0.1 pts
ATO
PCG+0.1 pts(+4.3%)
CMS−0.0 pts(−6.7%)
LNT−0.0 pts
AEE−0.0 pts
ES−0.0 pts
AWK+0.0 pts
FE−0.0 pts
ED−0.0 pts
EVRG−0.0 pts
PNW−0.0 pts
EIX−0.0 pts
PPL−0.0 pts
CEG
Concentration curve
cumulative share of the −2.38 pt move · sorted by contribution
When they drove it
cumulative points through the period
Breadth
member returns, this period
−20%−15%−10%−5%0%
From −16.48% (NRG) to +4.32% (PCG). Equal-weight, the XLU would be −5.27% vs the actual −5.21%; the gap is what cap weighting did.
By sector
point contribution · sums to −2.38 pts
-31
−2.4
The year, session by session
every trading day of 2026 · hover for the move
JANFEBMARAPRMAYJUNJULAUG
Share this move
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Utilities · Select Sector
What moved the market
1M · AUG 25, 2026
−5.21%
−2.4 pts · closed 43.30
4 of 31 rose · 27 fell
PCG+4.3%
+0.1
AWK+2.9%
+0.0
CEG+3.3%
+0.0
AES+0.4%
+0.0
NRG−16.5%
−0.2
SO−5.9%
−0.2
AEP−7.4%
−0.2
VST−11.4%
−0.2
NEE−5.2%
−0.3
Broad selloff · NEE led at −0.29 ptsWMTMT.COM
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