This AI stock is surging after an ex-OpenAI employee's fund disclosed a stake. Here's why

In a notable development in the tech sector, Dutch cloud provider Nebius has seen a significant surge in its stock price during premarket trading on Thursday. This uptick follows the announcement that Situational Awareness, a hedge fund established by former OpenAI researcher Leopold Aschenbrenner, has acquired a substantial stake in the company. According to a filing released on Wednesday, Situational Awareness now holds 12.4 million Class A shares in Nebius, equating to a 5.6% ownership in the firm. The hedge fund, which manages billions in assets, is focused on investing in the essential infrastructure that supports the future growth of artificial intelligence. As of the latest reports, Nebius's stock has climbed 11% in premarket trading and has experienced a staggering increase of 149% since the beginning of the year. The company has positioned itself as a prominent AI compute provider in Europe, securing several strategic partnerships in recent months, including a groundbreaking $27 billion agreement with Meta in March. Under the terms of this partnership, Nebius will deliver $12 billion worth of dedicated computing capacity along with potential additional resources valued at up to $15 billion over the next five years. Additionally, Nebius received a significant $2 billion investment from Nvidia during the same period, paving the way for collaboration in areas such as AI infrastructure deployment, fleet management, and the design and support of AI factories.