This AI stock is surging after an ex-OpenAI employee's fund disclosed a stake. Here's why
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- Situational Awareness—a hedge fund founded by former OpenAI researcher Leopold Aschenbrenner—holds 12.4 million Class A shares of Nebius, a 5.6 % ownership stake, per a filing.
- Nebius stock jumped roughly 11 % in pre‑market trading after the filing and is up 149 % year‑to‑date.
- Nebius secured a $27 billion agreement with Meta in March to deliver $12 billion of dedicated AI capacity and up to $15 billion of additional compute over five years.
- Nebius also received a $2 billion investment from Nvidia in March to jointly develop AI infrastructure, fleet management, inference, and AI‑factory design.
Why it matters: Nebius investors gain from a 5.6% stake by a former OpenAI researcher’s fund, signaling confidence that may spur more capital, while rivals feel pressure as Nebius scales AI compute under $27B Meta and $2B Nvidia deals.
