+7,070.7 pts from 22 gainers−2,018.7 pts from 9 losers
net +5,053.2 pts · gainers outweigh losers 3.5 to 1
Stock
Points
Share
Return
DJIAsum of all 31 stocks
+5,053.2
100%
+10.84%
CATCaterpillar
+1,878.0
37%
+59.42%
GSGoldman Sachs
+757.9
15%
+15.30%
AMGNAmgen
+728.3
14%
+40.82%
TRVTravelers
+520.7
10%
+30.41%
AAPLApple
+472.4
9%
+30.45%
JNJJohnson & Johnson
+440.3
9%
+37.82%
MRKMerck
+360.9
7%
+68.52%
CVXChevron
+349.8
7%
+37.88%
CSCOCisco
+294.9
6%
+68.33%
NVDANvidia
+239.3
5%
+21.24%
AMZNAmazon
+222.7
4%
+16.52%
VVisa
+199.5
4%
+9.70%
JPMJPMorgan Chase
+177.4
4%
+9.53%
KOCoca-Cola
+133.8
3%
+33.17%
GOOGLAlphabet
+84.8
2%
+4.23%
UNHUnitedHealth
+68.2
1%
+2.54%
WMTWalmart
+53.0
1%
+8.21%
VZVerizon
+32.1
1%
+12.63%
MSFTMicrosoft
+28.2
1%
+1.95%
MMM3M
+25.2
0%
+2.54%
PGProcter & Gamble
+2.9
0%
+0.36%
HONHoneywell
+0.2
0%
+0.14%
DISDisney
−25.6
−1%
−3.43%
CRMSalesforce
−84.8
−2%
−4.70%
AXPAmerican Express
−89.8
−2%
−4.83%
SHWSherwin-Williams
−106.9
−2%
−5.39%
BABoeing
−209.3
−4%
−15.51%
NKENike
−210.3
−4%
−49.76%
MCDMcDonald's
−357.0
−7%
−20.10%
IBMIBM
−374.4
−7%
−21.53%
HDHome Depot
−560.4
−11%
−24.25%
Price weighting, illustrated
Caterpillar and Cisco moved almost identically (+59.42% vs +68.33%), yet CAT moved the DJIA 6.4× as much. In a price-weighted index, a higher-priced share simply outvotes a cheaper one.
Attribution map
slicing the +5,053 pt move · cell size = points contributed · color = direction, intensity = return
CAT+1,878.0 pts(+59.4%)
GS+757.9 pts(+15.3%)
AMGN+728.3 pts(+40.8%)
HD−560.4 pts(−24.2%)
TRV+520.7 pts(+30.4%)
AAPL+472.4 pts(+30.5%)
JNJ+440.3 pts(+37.8%)
IBM−374.4 pts
MRK+360.9 pts(+68.5%)
MCD−357.0 pts(−20.1%)
CVX+349.8 pts(+37.9%)
CSCO+294.9 pts(+68.3%)
NVDA+239.3 pts(+21.2%)
AMZN+222.7 pts
NKE−210.3 pts
BA−209.3 pts(−15.5%)
V+199.5 pts(+9.7%)
JPM+177.4 pts
KO+133.8 pts
SHW
GOOGL+84.8 pts
CRM−84.8 pts
UNH
Concentration curve
cumulative share of the +5,053 pt move · sorted by contribution
When they drove it
cumulative points through the period
Breadth
member returns, this period
−50%−25%0%+25%+50%
From −49.76% (NKE) to +68.52% (MRK). Equal-weight, the DJIA would be +13.10% vs the actual +10.84%; the gap is what price weighting did.
By sector
point contribution · sums to +5,053 pts
Industrials4
+1,694.0
Health Care4
+1,597.8
Financials5
+1,565.7
Information Technology6
+575.6
Energy1
+349.8
Consumer Staples3
+189.7
Communication Services3
+91.4
Materials1
−106.9
Consumer Discretionary4
−905.1
The year, session by session
every trading day of 2026 · hover for the move
JANFEBMARAPRMAYJUNJULAUGSEPOCT
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Dow Jones Industrial Average
What moved the market
1Y · OCT 9, 2026
+10.84%
+5,053.2 pts · closed 51,655.00
22 of 31 rose · 9 fell
CAT+59.4%
+1,878.0
GS+15.3%
+757.9
AMGN+40.8%
+728.3
TRV+30.4%
+520.7
AAPL+30.5%
+472.4
BA−15.5%
−209.3
NKE−49.8%
−210.3
MCD−20.1%
−357.0
IBM−21.5%
−374.4
HD−24.2%
−560.4
3 stocks drove 67% of the gain: CAT, GS, AMGNWMTMT.COM
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