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AI selloff drives quant funds' worst performance since August

Reported by Reuters ·Kfgo ·Wtvbam +1 more
Jul 9, 2026· 3 min read
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Key Takeaways
  • • Equity-focused hedge funds posted their worst daily performance in nearly a year on Wednesday, with technology-concentrated strategies declining as much as 2.8%, driven by a sharp sell-off in AI and chip stocks following investor concerns about valuation and AI disruption risks.
  • • Quantitative hedge funds extended losses into their worst run since 2023, with systematic strategies down 2.1% last week through Thursday and declining 3.1% over a five-day stretch, as momentum-driven exits from crowded technology positions accelerated losses across the sector.
  • • Multi-strategy hedge funds suffered their most significant single-day equity decline since April 2025 (when tariff concerns rattled markets), with equity books down 1.9%, though year-to-date performance remains resilient at +3.9% despite rising volatility.
  • • Artificial intelligence stocks including Nvidia, Palantir, and Marvell led the broader tech decline, with investors demanding concrete evidence from major earnings reports that significant capital expenditure on AI infrastructure will translate to tangible returns.
  • • Goldman Sachs attributed losses to a momentum-driven rotation out of technology into defensive sectors such as consumer staples, with funds simultaneously unwinding concentrated long positions and triggering cascading sell-offs across interconnected trades.
Summary
Equity-focused hedge funds experienced sharp losses on Wednesday as a technology sector sell-off triggered their worst daily performance in nearly a year. According to Goldman Sachs, hedge fund strategies concentrated in technology, telecoms, and media declined by as much as 2.8% on the day—a significant setback for funds that typically need to generate 1–2% monthly returns to deliver double-digit annual gains after fees. The decline was driven by investor concerns surrounding artificial intelligence valuations and disruption risks, particularly following the launch of a new legal AI tool from Anthropic's Claude model.

The sell-off extended beyond single-day losses. Quantitative and systematic hedge funds faced their most challenging trading environment since 2023, with systematic strategies posting losses of 2.1% last week through Thursday and declining 3.1% over a five-day period. Goldman noted that losses stemmed from crowded trades as funds rushed to exit concentrated long positions in popular technology names simultaneously, creating a momentum-driven cascade. Multi-strategy hedge funds were among the hardest hit, with equity books down 1.9%—their worst day since April 2025, when U.S. tariff announcements rattled markets.

AI and semiconductor stocks led the broader decline. Nvidia fell 5%, while Palantir dropped 10% and Marvell signaled weakness through its outlooks, as investors reassessed whether massive spending on AI infrastructure would justify valuations. Goldman Sachs highlighted a rotation dynamic, with capital flowing from technology into defensive sectors such as consumer staples. Fundamental stock pickers also suffered, posting losses of 0.84%, alongside the 0.76% decline in systematic equity strategies.

Despite near-term volatility, diversified multi-strategy platforms demonstrated resilience. Goldman noted that multi-strategy hedge funds remain up 3.9% year to date, suggesting that portfolio diversification and varied trading approaches have partially offset technology sector losses. However, the concentrated nature of recent hedge fund positioning in high-growth technology—particularly AI-related equities—has amplified downside volatility when sentiment shifts, with major earnings reports from Nvidia and Microsoft forthcoming as key catalysts for continued market direction.

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Sources

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Reuters AI selloff drives quant funds' worst performance since August Kfgo AI selloff drives quant funds’ worst performance since August Wtvbam AI selloff drives quant funds’ worst performance since August - WTVB Wtaq AI selloff drives quant funds’ worst performance since August