GE VERNOVA INC and ROLLINS INC moved almost identically (+5.68% vs +6.18%), yet GEV moved the XLI 27.1× 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 +2.27 pt move · cell size = points contributed · color = direction, intensity = return
DE−0.5 pts(−7.5%)
GEV+0.4 pts(+5.7%)
PWR+0.3 pts(+9.9%)
UBER+0.2 pts(+4.4%)
TT+0.2 pts
ADP+0.2 pts(+5.0%)
CAT−0.2 pts(−1.3%)
JCI+0.2 pts(+5.9%)
GE−0.1 pts(−1.1%)
EMR+0.1 pts(+4.3%)
UNP+0.1 pts(+2.3%)
URI+0.1 pts
BA+0.1 pts
CTAS+0.1 pts(+3.8%)
WM+0.1 pts
GWW
MMM
PAYX+0.1 pts
ITW+0.1 pts
RSG+0.1 pts
FIX
IR
UAL−0.1 pts
ODFL
TDG
FAST
CSX
FDX
VRSK
EME
EXPD
HUBB
EFX
GNRC
PCAR
ETN
OTIS
VLTO
RTX
CARR
FDXF
UPS
BR
ROL
J
Concentration curve
cumulative share of the +2.27 pt move · sorted by contribution
When they drove it
cumulative points through the period
Breadth
member returns, this period
−8%−4%0%+4%+8%
From −7.54% (DE) to +9.90% (PWR). Equal-weight, the XLI would be +1.76% vs the actual +1.36%; the gap is what cap weighting did.
By sector
point contribution · sums to +2.27 pts
-83
+2.3
The year, session by session
every trading day of 2026 · hover for the move
JANFEBMARAPRMAYJUNJULAUGSEPOCT
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Industrials · Select Sector
What moved the market
QTD · OCT 9, 2026
+1.36%
+2.3 pts · closed 169.25
60 of 83 rose · 23 fell
GEV+5.7%
+0.4
PWR+9.9%
+0.3
UBER+4.4%
+0.2
TT+5.5%
+0.2
ADP+5.0%
+0.2
UAL−3.2%
−0.1
MMM−2.6%
−0.1
GE−1.1%
−0.1
CAT−1.3%
−0.2
DE−7.5%
−0.5
Mixed tape · top 3 drove 44% of the gainWMTMT.COM
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