SPX Market Breadth

Distribution of constituent daily returns vs. their cap-weighted contribution to the index. Where the curves diverge, the index is being pushed by names that are out of sync with the broader market.

As of2026-10-30 Coverage503 of 504 constituents SPX -1.77%
Stocks Up:226
Stocks Down:277
SPX Daily: -1.77%
Avg Daily:-0.85%
Avg Gain:+1.77%
Avg Decline:-2.98%
Avg Decline -2.98%Avg Daily -0.85%Avg Gain +1.77% -30%-20%-10%+0%+10%+20%+30% NVDA-4.22%AAPL-1.23%MSFT-1.54%AMZN-1.41%GOOGL-1.40%AVGO-5.48%TSLA-0.87%GOOG-1.45%META-1.53%LLY+3.19%MU-5.30%WMT+1.86%AMD-10.88%JPM-1.90%BRK.B+0.10%INTC-28.58%SNDK-13.47%REGN+13.33%ILMN-18.64%TWLO-15.24%GPN+12.97%RDDT-29.22%FDXF+14.91% Unweighted distribution (down / up) Weighted (cap-weighted) Daily return (%)

SPX Constituents Relative Impact By Market Cap

Largest Positive Impact
Top ContributorDaily %Impact Share% Weight
LLY+3.19%2.19%1.88%
WMT+1.86%0.95%1.40%
XOM+2.16%0.86%1.09%
REGN+13.33%0.59%0.12%
TMUS+6.21%0.52%0.23%
CVX+1.75%0.43%0.66%
MRK+2.18%0.42%0.52%
ACN+4.46%0.39%0.24%
ABBV+1.41%0.38%0.75%
COST+1.63%0.38%0.64%
Largest Negative Impact
Top DetractorDaily %Impact Share% Weight
NVDA-4.22%11.53%7.48%
INTC-28.58%7.04%0.67%
AMD-10.88%5.33%1.34%
AVGO-5.48%4.79%2.39%
AAPL-1.23%3.31%7.40%
MSFT-1.54%3.22%5.72%
MU-5.30%2.97%1.54%
AMZN-1.41%1.97%3.82%
PLTR-6.27%1.50%0.66%
ORCL-6.37%1.43%0.61%