EQUITY POSITIONING & MARKET BREADTH BRIEFING: THIS MARKET HAS BAD BREADTH |

THE TAKE: AI MASKING DOT-COM ERA BREADTH DIVERGENCE & GEOPOLITICAL DRAG

Headline S&P 500 resilience masks extreme internal market fragility as geopolitical friction and rate pressures continue to weigh on investor positioning. President Trump's rejection of Iran’s 7-day ceasefire proposal—coupled with reports signaling potential resumption of bombing post-midterms—keeps energy and yield volatility elevated.

The GS US Equity Positioning Sentiment Indicator has plunged to -0.9, matching the low reached during the March market bottom. While mega-cap AI leadership has held index benchmarks near highs, the median S&P 500 stock trades -16% below its 52-week high, dragging market breadth down to its lowest level since the Dot-Com Bubble. If geopolitical/macro uncertainty does not escalate further, this positioning asymmetry creates substantial runway for a catch-up rally in broad market laggards.

PRIME BROKERAGE & HEDGE FUND LEVERAGE MATRIX

  • Gross vs. Net Leverage Disconnect:

    • US L/S Gross Leverage: Rose +1.2 pts to 210.6% (42nd percentile 1-year).

    • US L/S Net Leverage: Fell -1.2 pts to 48.6% (5th percentile 1-year).

    • US Fundamental L/S Ratio: Dropped -1.5% to 1.601 (3rd percentile 1-year).

  • Single-Stock Short Activity: Last week’s single-stock short selling was the largest in three months (-2.2 SDs on a 1-year lookback), reflecting heavy hedging and tactical de-risking into October catalysts.

  • Hedge Fund Performance: Global hedge funds gained +90 bps on the week, bringing year-to-date performance to +13%.

SECTOR FLOWS & BREADTH SUMMARY

  • Net Sold Sectors: 7 out of 11 US sectors experienced net selling last week.

  • Largest Sector Outflows (by Dollar Volume): Communication Services, Healthcare, Energy, and Consumer Staples.

  • Market Breadth Indicator: Median S&P 500 stock sits -16% below 52-week highs; market breadth remains trapped at Dot-Com Bubble lows.

Source Author: John Flood (Goldman Sachs Head of Americas Equities Trading)