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 of2026-07-31 Resolved503 / 504 SPX +0.75%
Stocks Up:221
Stocks Down:281
SPX Daily: +0.75%
Avg Daily:-0.13%
Avg Gain:+1.53%
Avg Decline:-1.44%
Avg Decline -1.44%Avg Daily -0.13%Avg Gain +1.53% -10%+0%+10% AAPL-7.35%NVDA+2.93%MSFT+3.02%AMZN+15.32%GOOGL+6.73%AVGO+0.37%GOOG+6.88%META+3.28%TSLA+0.76%LLY-0.53%MU-5.90%JPM+0.27%WMT+0.09%AMD-1.90%BRK.B+0.36%ETN+7.32%MPWR+8.35%CTVA-11.90%COIN-10.59%DXCM+11.95%GDDY-16.70% Unweighted distribution (down / up) Weighted (cap-weighted) Daily return (%)

SPX Constituents Relative Impact By Market Cap

Largest Positive Impact
Top ContributorDaily %Impact Share% Weight
AMZN+15.32%20.97%3.85%
NVDA+2.93%7.47%7.17%
GOOGL+6.73%7.07%2.95%
GOOG+6.88%6.77%2.77%
MSFT+3.02%5.47%5.09%
META+3.28%2.10%1.80%
ANET+5.46%0.63%0.33%
ETN+7.32%0.59%0.23%
CSCO+2.14%0.52%0.68%
CVX+2.35%0.49%0.58%
Largest Negative Impact
Top DetractorDaily %Impact Share% Weight
AAPL-7.35%19.46%7.44%
MU-5.90%3.15%1.50%
AMD-1.90%0.81%1.20%
LIN-5.95%0.76%0.36%
ABBV-2.51%0.62%0.69%
SNDK-5.09%0.52%0.29%
SYK-6.42%0.46%0.20%
CTVA-11.90%0.38%0.09%
UNH-1.68%0.35%0.58%
XOM-0.97%0.34%0.99%