Citadel Acquires ~$16B Portfolio After AI Stock Bet Triggers Margin Call

rohanpaul_ai · x · 2026-07-31

According to an FT piece on 'Situational Awareness', a fund that concentrated billions in AI-linked stocks and borrowed against the portfolio faced cascading margin calls as prices fell. As lenders pressured it to raise capital or reduce exposure, selling into the decline crystallized losses. Citadel ultimately acquired most of the roughly $16B public book.

Related event: Ex-OpenAI Staffer's AI Hedge Fund Blows Up, Citadel Takes Over $16B(41 posts)→

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