How Leopold Aschenbrenner built a $45 billion AI hedge fund — and lost most of it in days

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

# How Leopold Aschenbrenner built a $45 billion AI hedge fund — and lost most of it in days Leopold Aschenbrenner, a former OpenAI researcher-turned-hedge fund manager, saw a dramatic decline this week in his AI-focused fund, Situational Awareness. **Read the full article:** [CNBC](https://www.cnbc.com/2026/07/31/leopold-aschenbrenner-situational-awareness-fund-fire-sale.html) *This article was originally published by CNBC. MoneyWiseInc provides expert curation of the best financial content from trusted sources.*