hedge-funds

4 articles filed under this tag.

Quantitative Trading

The AI Momentum Unwind: Quant's Worst Month

Goldman's high-beta momentum basket has just logged its worst month on record even as the S&P 500 sets fresh highs. Inside the summer 2026 quant unwind, its causes, and its echoes of August 2007.

12 min read

Quantitative Trading

When the AI Trade Turned on Itself

Leopold Aschenbrenner's Situational Awareness LP lost roughly two-thirds of its value in July and sold a $16bn book to Citadel. The episode is a case study in AI-era crowding, leverage and the fragility of a consensus trade.

11 min read

Markets

The $35bn AI Margin Call That Shook Hedge Funds

How the collapse of Leopold Aschenbrenner's Situational Awareness fund exposed the leverage and crowding beneath the 2026 AI rally — and why it matters for markets, quants and regulators.

12 min read