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 of2026-09-16 Coverage503 of 504 constituents SPX -0.45%
Stocks Up:159
Stocks Down:342
SPX Daily: -0.45%
Avg Daily:-0.79%
Avg Gain:+1.14%
Avg Decline:-1.70%
Avg Decline -1.70%Avg Daily -0.79%Avg Gain +1.14% -10%-5%+0%+5%+10% NVDA+0.82%AAPL+0.32%MSFT-1.37%AMZN-0.99%GOOGL-0.61%GOOG-0.61%AVGO+0.07%META+0.46%TSLA+0.42%LLY+0.15%MU-0.11%JPM-1.01%WMT-0.55%AMD+1.65%BRK.B+0.59%COP-6.15%LITE+9.59%OXY-6.55%FANG-8.03%COHR+6.92%ON-9.02%JBHT-13.30%TPL-6.21% 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+0.82%5.26%7.58%
INTC+4.03%2.49%0.73%
AAPL+0.32%1.97%7.16%
AMD+1.65%1.71%1.22%
GEV+4.79%1.42%0.35%
ORCL+2.00%1.02%0.60%
LITE+9.59%0.91%0.11%
MRVL+3.61%0.89%0.29%
META+0.46%0.85%2.19%
DELL+3.64%0.81%0.26%
Largest Negative Impact
Top DetractorDaily %Impact Share% Weight
MSFT-1.37%6.39%5.47%
AMZN-0.99%3.35%3.97%
XOM-3.54%3.11%1.03%
GOOGL-0.61%1.56%3.00%
CVX-2.86%1.55%0.64%
GOOG-0.61%1.44%2.80%
BAC-2.72%1.43%0.62%
GS-3.96%1.42%0.42%
COP-6.15%1.31%0.25%
IBM-4.38%1.29%0.35%