NEWMONT CORP and DOW INC moved almost identically (+35.97% vs +31.82%), yet NEM moved the XLB 158.4× 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 +8.24 pt move · cell size = points contributed · color = direction, intensity = return
NEM+1.6 pts(+36.0%)
FCX+1.4 pts(+58.1%)
LIN+0.8 pts(+15.0%)
NUE+0.8 pts(+52.6%)
ALB−0.6 pts(−5.4%)
APD+0.6 pts(+25.4%)
IFF+0.6 pts(+30.8%)
STLD+0.6 pts
CRH−0.6 pts(−22.3%)
SHW+0.5 pts(+8.7%)
CTVA+0.5 pts
SW+0.4 pts
PKG+0.4 pts(+21.0%)
ECL+0.4 pts(+10.9%)
MLM−0.3 pts(−14.4%)
PPG+0.3 pts(+12.3%)
AMCR+0.3 pts
CF+0.3 pts
BALL+0.2 pts(+21.8%)
AVY
LYB
Concentration curve
cumulative share of the +8.24 pt move · sorted by contribution
When they drove it
cumulative points through the period
Breadth
member returns, this period
−25%0%+25%+50%
From −22.34% (CRH) to +66.02% (CF). Equal-weight, the XLB would be +22.78% vs the actual +18.16%; the gap is what cap weighting did.
By sector
point contribution · sums to +8.24 pts
-25
+8.4
The year, session by session
every trading day of 2026 · hover for the move
JANFEBMARAPRMAYJUNJULAUG
Share this move
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Materials · Select Sector
What moved the market
YTD · AUG 25, 2026
+18.16%
+8.2 pts · closed 53.59
21 of 25 rose · 4 fell
NEM+36.0%
+1.6
FCX+58.1%
+1.4
LIN+15.0%
+0.8
NUE+52.6%
+0.8
APD+25.4%
+0.6
DOW+31.8%
−0.0
MLM−14.4%
−0.3
CRH−22.3%
−0.6
ALB−5.4%
−0.6
Broad advance · NEM led at +1.58 ptsWMTMT.COM
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