CATERPILLAR INC and FORTIVE CORP moved almost identically (+1.52% vs +1.47%), yet CAT moved the XLI 18.0× 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 +1.88 pt move · cell size = points contributed · color = direction, intensity = return
CAT+0.2 pts(+1.5%)
GEV+0.1 pts(+1.6%)
GE+0.1 pts(+1.1%)
ETN+0.1 pts(+2.0%)
PH+0.1 pts(+2.3%)
HWM+0.1 pts
VRT+0.1 pts(+2.1%)
LMT+0.1 pts(+1.8%)
DE+0.1 pts(+1.2%)
UNP+0.1 pts
UBER−0.1 pts(−1.0%)
JCI+0.1 pts(+1.8%)
PWR+0.0 pts
FIX+0.0 pts
RTX+0.0 pts
HON
GD+0.0 pts(+1.3%)
GWW+0.0 pts(+2.2%)
NOC+0.0 pts(+1.7%)
TT+0.0 pts(+1.2%)
EMR+0.0 pts(+1.4%)
UPS+0.0 pts
FDX+0.0 pts
CHRW
FAST+0.0 pts(+1.8%)
HONA+0.0 pts
EME+0.0 pts
CSX+0.0 pts
AME
ITW
CMI
NSC
WAB+0.0 pts
IR+0.0 pts
FDXF
CPRT
AXON
GNRC
DOV
OTIS
LDOS
XYL
IEX
CTAS
Concentration curve
cumulative share of the +1.88 pt move · sorted by contribution
When they drove it
cumulative points through the period
Breadth
member returns, this period
−2%0%+2%+4%+6%
From −1.90% (BR) to +6.49% (CHRW). Equal-weight, the XLI would be +1.01% vs the actual +1.05%; the gap is what cap weighting did.
By sector
point contribution · sums to +1.88 pts
-83
+1.9
The year, session by session
every trading day of 2026 · hover for the move
JANFEBMARAPRMAYJUNJULAUG
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Industrials · Select Sector
What moved the market
1D LIVE · AUG 26, 2026
+1.05%
+1.9 pts · now 180.28
68 of 83 rose · 15 fell
CAT+1.5%
+0.2
GEV+1.6%
+0.1
GE+1.1%
+0.1
ETN+2.0%
+0.1
PH+2.3%
+0.1
UAL−1.1%
−0.0
BR−1.9%
−0.0
AXON−1.0%
−0.0
CPRT−1.7%
−0.0
UBER−1.0%
−0.1
Broad advance · CAT led at +0.18 ptsWMTMT.COM
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