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 of2026-07-28 Resolved503 / 504 SPX +0.25%
Stocks Up:357
Stocks Down:145
SPX Daily: +0.25%
Avg Daily:+1.06%
Avg Gain:+2.56%
Avg Decline:-2.61%
Avg Decline -2.61%Avg Daily +1.06%Avg Gain +2.56% -15%-10%-5%+0%+5%+10%+15% AAPL+0.94%NVDA+0.25%MSFT+1.09%AMZN-0.23%GOOGL+2.19%AVGO-0.60%GOOG+1.85%META-0.08%TSLA-0.58%LLY+1.93%MU-8.85%JPM+0.31%WMT+1.22%AMD-8.15%BRK.B+3.06%SNDK-14.25%STX-8.53%GLW-12.10%CARR-8.90%COHR-10.31%IQV+13.94%INCY+9.30% Unweighted distribution (down / up) Weighted (cap-weighted) Daily return (%)

SPX Constituents Relative Impact By Market Cap

Largest Positive Impact
Top ContributorDaily %Impact Share% Weight
AAPL+0.94%3.44%7.54%
GOOGL+2.19%3.07%2.90%
GOOG+1.85%2.43%2.72%
MSFT+1.09%2.33%4.41%
LLY+1.93%1.61%1.72%
BRK.B+3.06%1.57%1.06%
KO+5.00%1.33%0.55%
NVDA+0.25%0.89%7.25%
ABBV+2.45%0.82%0.69%
WMT+1.22%0.80%1.36%
Largest Negative Impact
Top DetractorDaily %Impact Share% Weight
MU-8.85%6.64%1.55%
AMD-8.15%4.85%1.23%
AMAT-7.82%2.37%0.63%
LRCX-7.54%2.03%0.56%
INTC-5.86%1.99%0.70%
SNDK-14.25%1.99%0.29%
PLTR-6.08%1.36%0.46%
STX-8.53%1.15%0.28%
CAT-3.71%1.10%0.61%
GLW-12.10%1.10%0.19%