Leopold Aschenbrenner’s Situational Awareness Surpasses $20 Billion as AI-Focused Hedge Fund Gains 270% in 2026

AI-focused hedge fund Situational Awareness LP has grown assets under management to more than $20 billion after gaining roughly 270% after fees in 2026 through May and more than 1,000% since inception, according to people familiar with the matter cited by The Wall Street Journal. The fund, founded by former OpenAI researcher Leopold Aschenbrenner, reportedly counts Jane Street among its investors and has become one of Wall Street’s most closely followed AI-focused investment firms.

• Situational Awareness has grown from a few hundred million dollars at launch in 2024 to more than $20 billion in assets under management.
• The fund is reportedly up more than 1,000% after fees since inception and approximately 270% in 2026 through May.
• One of its largest positions is Anthropic, which reportedly accounts for about 20% of assets and has seen its valuation rise substantially since the fund's initial investment in 2025.
• Jane Street has reportedly invested in the hedge fund and partnered with Situational Awareness on venture investments including MatX and Fluidstack.
• The fund’s quarterly disclosures have attracted significant investor attention, with traders closely following their holdings. You can track the fund's portfolio on Quiver Quantitative's Situational Awareness fund dashboard.

Relevant Companies

• Alphabet ($GOOGL) – Anthropic's strategic relationship with Google ties the company's growth to broader AI infrastructure demand.
• NVIDIA ($NVDA) – Continued AI model training and deployment require significant GPU infrastructure.
• T1 Energy ($TE) – Shares previously surged after disclosure of a stake by Situational Awareness.

Editor’s Note: This is a developing story. This article may be updated as more details become available.