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 of2026-09-11 Resolved502 / 504 SPX +0.86%
Stocks Up:336
Stocks Down:166
SPX Daily: +0.86%
Avg Daily:+0.80%
Avg Gain:+1.58%
Avg Decline:-0.79%
Avg Decline -0.79%Avg Daily +0.80%Avg Gain +1.58% -10%-5%+0%+5%+10% NVDA-0.03%AAPL+1.75%MSFT+0.65%AMZN+1.94%GOOGL+1.77%GOOG+1.53%AVGO+0.32%TSLA+0.52%META+0.57%MU-0.22%LLY-0.65%JPM+0.76%WMT+1.34%AMD+2.49%BRK.B+0.66%DELL+11.98%HPE+12.44%FLEX+7.19%NTAP+8.54%HPQ+8.40%ON+8.51%SMCI+7.28%CDW+7.85% 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+1.75%10.37%7.06%
AMZN+1.94%6.57%4.03%
GOOGL+1.77%4.32%2.89%
GOOG+1.53%3.49%2.71%
MSFT+0.65%2.95%5.42%
AMD+2.49%2.55%1.22%
DELL+11.98%2.46%0.24%
CSCO+4.37%2.30%0.63%
ANET+5.61%1.67%0.35%
INTC+2.61%1.65%0.75%
Largest Negative Impact
Top DetractorDaily %Impact Share% Weight
SNDK-3.50%1.08%0.37%
UNH-2.37%1.03%0.52%
ORCL-1.74%0.96%0.65%
STX-3.73%0.91%0.29%
LLY-0.65%0.86%1.57%
PANW-2.32%0.80%0.41%
WDC-2.98%0.59%0.24%
AMGN-1.34%0.35%0.31%
ABT-1.36%0.30%0.27%
MU-0.22%0.30%1.64%
Generated by scripts.generate_breadth_html from dashboard/breadth_feed.json. Constituents from spx_constituents.yaml. Re-run run_breadth.command for a fresh pull.