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 of2026-09-22 Coverage503 of 504 constituents SPX -0.01%
Stocks Up:249
Stocks Down:253
SPX Daily: -0.01%
Avg Daily:+0.01%
Avg Gain:+1.54%
Avg Decline:-1.49%
Avg Decline -1.49%Avg Daily +0.01%Avg Gain +1.54% -10%-5%+0%+5%+10% NVDA+0.66%AAPL+0.23%MSFT-0.72%AMZN-1.34%GOOGL-1.05%GOOG-0.99%AVGO+0.52%META-0.63%TSLA+0.96%MU+5.00%LLY+0.45%AMD+1.34%JPM-3.42%WMT+2.49%BRK.B+0.29%SNDK+6.82%SCHW-6.11%MRNA+5.56%RCL-6.14%MPWR+8.06%GEN-6.38%LEN+6.38%GDDY-6.23% Unweighted distribution (down / up) Weighted (cap-weighted) Daily return (%)

SPX Constituents Relative Impact By Market Cap

Largest Positive Impact
Top ContributorDaily %Impact Share% Weight
MU+5.00%6.49%1.70%
NVDA+0.66%3.95%7.92%
WMT+2.49%2.34%1.23%
SNDK+6.82%1.94%0.37%
TSLA+0.96%1.56%2.14%
AMD+1.34%1.48%1.45%
AAPL+0.23%1.24%7.15%
LRCX+2.87%1.20%0.55%
INTC+1.71%1.15%0.89%
STX+4.85%1.06%0.29%
Largest Negative Impact
Top DetractorDaily %Impact Share% Weight
AMZN-1.34%4.12%4.03%
JPM-3.42%3.52%1.35%
MSFT-0.72%2.95%5.38%
GOOGL-1.05%2.41%3.01%
CSCO-4.50%2.18%0.63%
GOOG-0.99%2.10%2.80%
V-2.14%1.48%0.91%
BAC-3.04%1.35%0.59%
SCHW-6.11%1.24%0.27%
META-0.63%1.13%2.36%