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WHAT MOVED THE MARKET TODAY

Energy · Select Sector

21 stocks · cap-weighted, ETF-derived weights · Oct 9, 2026 close
65.09
−20.66 (−24.09%)
XLE 65.09 · −20.7 pts (−24.09%) 3Y
167.68134.69101.6968.7035.71EW +82.92%H 98.08 · Apr 5L 43.81 · Dec 16
Oct 4, 2023Jul 9, 2024Apr 9, 2025Jan 7, 2026Oct 9, 2026
Breadth
2 / 21
stocks fell with the index
Concentration
14%
of the decline from SLB, HAL, OXY
Biggest driver
SLB −2.12
SLB LTD, −5.77%
Biggest offset
WMB +3.80
WILLIAMS COS INC, +145.18%

What drove it

21 members · detractors first · 3Y · residual 6189.2bp exceeds 60bp gate

The XLE fell 24.09% (−20.66 pts) over three years, but 19 of 21 members went the other way. SLB and HAL dragged the tape lower, accounting for 14% of the decline.

Read the latest market-close note: Goldman and Microsoft Push the Dow to a Large Gain While Telecoms Sink Communication Services

+31.5 pts from 18 gainers−2.9 pts from 3 losers
net −20.7 pts · gainers outweigh losers 11.0 to 1
Stock
Points
Return
XLEsum of all 21 stocks
−20.7
100%
−24.09%
SLBSLB LTD
−2.1
10%
−5.77%
HALHALLIBURTON CO
−0.4
2%
−9.32%
OXYOCCIDENTAL PETROLEUM CORP
−0.4
2%
+5.23%
APAAPA CORP
+0.1
0%
+34.25%
TPLTEXAS PACIFIC LAND CORP
+0.3
−1%
+90.96%
EOGEOG RESOURCES INC
+0.5
−2%
+37.01%
DVNDEVON ENERGY CORP
+0.7
−3%
+22.02%
FANGDIAMONDBACK ENERGY INC
+0.9
−4%
+46.59%
EXEEXPAND ENERGY CORP
+0.9
−5%
+16.02%
BKRBAKER HUGHES CO
+1.0
−5%
+81.59%
EQTEQT CORP
+1.2
−6%
+38.54%
XOMEXXONMOBIL HOLDINGS CORP
+1.6
−8%
+14.27%
OKEONEOK INC
+1.8
−9%
+68.59%
COPCONOCOPHILLIPS
+1.9
−9%
+28.61%
PSXPHILLIPS 66
+2.1
−10%
+176.52%
CVXCHEVRON CORP
+2.3
−11%
+46.09%
TRGPTARGA RESOURCES CORP
+3.0
−14%
+284.17%
VLOVALERO ENERGY CORP
+3.0
−15%
+265.33%
KMIKINDER MORGAN INC
+3.1
−15%
+136.61%
MPCMARATHON PETROLEUM CORP
+3.3
−16%
+239.39%
WMBWILLIAMS COS INC
+3.8
−18%
+145.18%
Cap weighting, illustrated

EQT CORP and APA CORP moved almost identically (+38.54% vs +34.25%), yet EQT moved the XLE 17.4× 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 −20.66 pt move · cell size = points contributed · color = direction, intensity = return
WMB+3.8 pts(+145.2%)
MPC+3.3 pts(+239.4%)
KMI+3.1 pts(+136.6%)
VLO+3.0 pts(+265.3%)
TRGP+3.0 pts(+284.2%)
CVX+2.3 pts(+46.1%)
SLB−2.1 pts(−5.8%)
PSX+2.1 pts(+176.5%)
COP+1.9 pts(+28.6%)
OKE+1.8 pts(+68.6%)
XOM+1.6 pts(+14.3%)
EQT+1.2 pts(+38.5%)
BKR+1.0 pts(+81.6%)
EXE+0.9 pts(+16.0%)
FANG+0.9 pts
DVN
EOG+0.5 pts
OXY−0.4 pts
TPL+0.3 pts

Concentration curve

cumulative share of the −20.66 pt move · sorted by contribution
0%50%100%5111621stocks:3 stocks = 14%100% covered at 21

When they drove it

cumulative points through the period
0SLB −2.12HAL −0.39OXY −0.36WMB +3.80MPC +3.28KMI +3.10Oct 4Oct 9

Breadth

member returns, this period
−50%+50%+150%+250%
From −9.32% (HAL) to +284.17% (TRGP). Equal-weight, the XLE would be +82.92% vs the actual −24.09%; the gap is what cap weighting did.

By sector

point contribution · sums to −20.66 pts
-21
+28.6

The year, session by session

every trading day of 2026 · hover for the move
JANFEBMARAPRMAYJUNJULAUGSEPOCT

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SESSIONSETTLEDBOARDXLE 3YMEMBERS21RESIDUAL6189.2BP / 60BP GATESRCNASDAQ · CBOE · ALPHA VANTAGEWMTMT.COM