AI play Nebius is surging after mysterious new hedge fund manager reveals stake. Here are his other holdings
The fund invests in publicly traded companies expected to benefit from AI adoption — including semiconductor, infrastructure and power firms.

TL;DR
- Leopold Aschenbrenner, a former OpenAI researcher, has launched a hedge fund called Situational Awareness.
- The fund disclosed a 5.6% stake in Dutch cloud computing provider Nebius Group, leading to a surge in Nebius shares.
- Situational Awareness invests in publicly traded companies like CoreWeave and Bloom Energy, which are tied to AI infrastructure demands.
- The fund also backs AI startups such as Anthropic.
- Aschenbrenner's strategy includes smaller short positions against industries that may struggle with AI disruption.
- The fund has also disclosed bearish positions against Nvidia, Broadcom, Advanced Micro Devices, Oracle, and the VanEck Semiconductor ETF.