Leopold Aschenbrenner's AI hedge fund Situational Awareness lost 67% in July, forcing a $16 billion portfolio sale to Citadel after margin calls.

Leopold Aschenbrenner, a former OpenAI researcher-turned-hedge fund manager, saw a dramatic decline this week in his AI-focused fund, Situational Awareness.

Leopold Aschenbrenner's $45 billion hedge fund was forced to slash public stock positions after a historic momentum reversal triggered margin calls.