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 of2026-09-28 Coverage503 of 504 constituents SPX -0.79%
Stocks Up:165
Stocks Down:335
SPX Daily: -0.79%
Avg Daily:-0.66%
Avg Gain:+0.80%
Avg Decline:-1.39%
Avg Decline -1.39%Avg Daily -0.66%Avg Gain +0.80% -10%-5%+0%+5%+10% NVDA+1.68%AAPL-0.78%MSFT-1.35%AMZN-1.41%GOOGL-0.34%GOOG-0.56%AVGO-0.92%META-4.79%TSLA-3.94%MU-2.61%LLY+0.11%AMD-3.61%JPM-1.89%WMT+0.69%BRK.B-0.49%INTC-5.67%PANW+4.63%QCOM-7.17%BA-6.91%BE-8.95%DASH-7.74%CVNA-7.06% Unweighted distribution (down / up) Weighted (cap-weighted) Daily return (%)

SPX Constituents Relative Impact By Market Cap

Largest Positive Impact
Top ContributorDaily %Impact Share% Weight
NVDA+1.68%9.39%7.86%
PANW+4.63%1.46%0.44%
XOM+1.20%0.82%0.96%
CRWD+2.82%0.75%0.38%
PG+1.91%0.67%0.49%
WMT+0.69%0.61%1.24%
PM+1.72%0.53%0.43%
CVX+0.94%0.39%0.59%
ABBV+0.73%0.35%0.68%
ISRG+2.37%0.35%0.21%
Largest Negative Impact
Top DetractorDaily %Impact Share% Weight
META-4.79%8.17%2.40%
TSLA-3.94%5.96%2.13%
MSFT-1.35%5.31%5.56%
AAPL-0.78%4.01%7.22%
AMZN-1.41%3.91%3.90%
AMD-3.61%3.82%1.49%
INTC-5.67%3.62%0.90%
MU-2.61%3.29%1.77%
JPM-1.89%1.77%1.32%
AVGO-0.92%1.59%2.44%