EXXONMOBIL HOLDINGS CORP and BAKER HUGHES CO moved almost identically (+3.85% vs +3.28%), yet XOM moved the XLE 11.2× 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 +3.59 pt move · cell size = points contributed · color = direction, intensity = return
XOM+0.6 pts(+3.8%)
MPC+0.4 pts(+15.1%)
CVX+0.4 pts(+3.8%)
VLO+0.3 pts(+11.9%)
COP+0.3 pts(+7.2%)
PSX+0.3 pts(+8.9%)
EOG+0.2 pts(+7.6%)
WMB+0.2 pts(+7.0%)
KMI+0.1 pts(+7.8%)
OXY+0.1 pts
TRGP+0.1 pts(+6.1%)
EQT+0.1 pts(+8.8%)
OKE+0.1 pts(+5.3%)
DVN+0.1 pts
TPL+0.1 pts
FANG
BKR+0.1 pts
APA
EXE
HAL
Concentration curve
cumulative share of the +3.59 pt move · sorted by contribution
When they drove it
cumulative points through the period
Breadth
member returns, this period
0%+4%+8%+12%
From +0.47% (SLB) to +15.07% (MPC). Equal-weight, the XLE would be +6.83% vs the actual +5.84%; the gap is what cap weighting did.
By sector
point contribution · sums to +3.59 pts
-21
+3.6
The year, session by session
every trading day of 2026 · hover for the move
JANFEBMARAPRMAYJUNJULAUGSEPOCT
Share this move
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Energy · Select Sector
What moved the market
QTD · OCT 9, 2026
+5.84%
+3.6 pts · closed 65.09
21 of 21 rose · 0 fell
XOM+3.8%
+0.6
MPC+15.1%
+0.4
CVX+3.8%
+0.4
VLO+11.9%
+0.3
COP+7.2%
+0.3
SLB+0.5%
−0.0
Broad advance · XOM led at +0.58 ptsWMTMT.COM
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