SPX Market Breadth — MBAD

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 of2026-08-25 Resolved503 / 504 SPX +0.31%
Stocks Up:207
Stocks Down:294
SPX Daily: +0.31%
Avg Daily:-0.09%
Avg Gain:+1.42%
Avg Decline:-1.15%
Avg Decline -1.15%Avg Daily -0.09%Avg Gain +1.42% -15%-10%-5%+0%+5%+10%+15% NVDA+2.19%AAPL-0.14%MSFT+0.90%AMZN-0.39%GOOGL-0.32%GOOG-0.36%AVGO-0.56%TSLA+0.37%META+1.97%LLY-1.06%MU+2.48%JPM+0.08%WMT-1.04%AMD+4.91%BRK.B+0.00%HOOD+8.17%LITE+6.67%MRNA+14.13%IBKR+5.52%RDDT+6.39%SMCI+9.35%ALB-5.89%CDW+7.23% Unweighted distribution (down / up) Weighted (cap-weighted) Daily return (%)

SPX Constituents Relative Impact By Market Cap

Largest Positive Impact
Top ContributorDaily %Impact Share% Weight
NVDA+2.19%14.73%7.41%
AMD+4.91%4.88%1.09%
MSFT+0.90%4.35%5.31%
MU+2.48%3.39%1.51%
META+1.97%3.24%1.81%
MRK+3.84%1.90%0.55%
MRVL+4.84%1.29%0.29%
NFLX+2.77%1.24%0.49%
GE+2.25%1.06%0.52%
MRNA+14.13%1.04%0.08%
Largest Negative Impact
Top DetractorDaily %Impact Share% Weight
XOM-2.08%1.87%0.99%
LLY-1.06%1.66%1.72%
AMZN-0.39%1.45%4.15%
AVGO-0.56%1.28%2.51%
PANW-3.13%1.19%0.42%
WMT-1.04%1.18%1.24%
PLTR-1.80%0.97%0.59%
GOOG-0.36%0.92%2.80%
GOOGL-0.32%0.86%3.00%
AAPL-0.14%0.86%6.65%