{"id":54019,"date":"2026-05-28T15:19:12","date_gmt":"2026-05-28T15:19:12","guid":{"rendered":"https:\/\/www.europesays.com\/ai\/54019\/"},"modified":"2026-05-28T15:19:12","modified_gmt":"2026-05-28T15:19:12","slug":"nebius-shares-jump-as-former-openai-employees-fund-buys-stake","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/ai\/54019\/","title":{"rendered":"Nebius shares jump as former OpenAI employee&#8217;s fund buys stake"},"content":{"rendered":"\n<p class=\"yf-1fy9kyt\">May 28 (Reuters) &#8211; Nebius Group&#8217;s shares climbed 6.4% on Thursday after a fund run by former <a href=\"https:\/\/www.yahoo.com\/organizations\/openai\/\" data-ylk=\"slk:OpenAI;elm:context_link;itc:0;sec:content-canvas\" data-yga=\"{&quot;yLinkElement&quot;:&quot;context_link&quot;,&quot;yModuleName&quot;:&quot;content-canvas&quot;,&quot;yLinkText&quot;:&quot;OpenAI&quot;}\" class=\"link \" rel=\"nofollow noopener\" target=\"_blank\">OpenAI<\/a> employee Leopold Aschenbrenner disclosed \u200ca stake in the AI infrastructure firm.<\/p>\n<p class=\"yf-1fy9kyt\">The stock hit its highest \u200cin two weeks after the fund, named Situational Awareness, disclosed that it owned 12.41 million shares \u200bin the company, representing a roughly 5% stake worth $2.6 billion as of Wednesday, according to Reuters calculations.<\/p>\n<p class=\"yf-1fy9kyt\">The stake makes Situational Awareness the biggest shareholder of Amsterdam-based Nebius, according to data compiled by LSEG, and marks a vote of \u200cconfidence in the company as \u2060a key player in the AI infrastructure race.<\/p>\n<p class=\"yf-1fy9kyt\">Nebius, which was on investors&#8217; radar during the early stages of the \u2060AI boom, has quickly captured the market&#8217;s attention. Its shares have risen more than 162% so far in 2026.<\/p>\n<p class=\"yf-1fy9kyt\">Earlier this month, Nebius reported a nearly eightfold rise \u200bin \u200bquarterly revenue.<\/p>\n<p class=\"yf-1fy9kyt\">Nebius has also been expanding through \u200bacquisitions. It announced a $643 million \u200cpurchase of Eigen AI in May and an AI infrastructure supply agreement with Meta in March.<\/p>\n<p class=\"yf-1fy9kyt\">But with the stock trading at a rich valuation, the bar for further gains may be higher, and a rally of a similar magnitude may be difficult without some major catalysts.<\/p>\n<p class=\"yf-1fy9kyt\">D.A. Davidson analyst Gil Luria \u200crated the stock &#8220;neutral&#8221; and said shares may \u200bsee limited gains in the near term, \u200bin a note published earlier \u200bthis month.<\/p>\n<p class=\"yf-1fy9kyt\">However, insatiable demand for AI computing power could boost \u200cNebius, while investors searching for the \u200bnext wave of AI \u200bwinners could also flock to the company.<\/p>\n<p class=\"yf-1fy9kyt\">Situational Awareness managed $13.67 billion as of March 31, representing 148% growth from the end of 2025. \u200bAschenbrenner was previously part \u200cof the &#8220;Superalignment&#8221; team at OpenAI.<\/p>\n<p class=\"yf-1fy9kyt\">The team, which worked to ensure AI \u200bstays aligned with human values, has been disbanded.<\/p>\n<p class=\"yf-1fy9kyt\">(Reporting by Niket Nishant \u200bin Bengaluru; Editing by Shinjini Ganguli)<\/p>\n","protected":false},"excerpt":{"rendered":"May 28 (Reuters) &#8211; Nebius Group&#8217;s shares climbed 6.4% on Thursday after a fund run by former OpenAI&hellip;\n","protected":false},"author":2,"featured_media":54020,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[31726,12053,1618,157,12052,31727],"class_list":["post-54019","post","type-post","status-publish","format-standard","has-post-thumbnail","category-openai","tag-ai-infrastructure-firm","tag-leopold-aschenbrenner","tag-nebius-group","tag-openai","tag-situational-awareness","tag-vote-of-confidence"],"_links":{"self":[{"href":"https:\/\/www.europesays.com\/ai\/wp-json\/wp\/v2\/posts\/54019","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/ai\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/ai\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/ai\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/ai\/wp-json\/wp\/v2\/comments?post=54019"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/ai\/wp-json\/wp\/v2\/posts\/54019\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/ai\/wp-json\/wp\/v2\/media\/54020"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/ai\/wp-json\/wp\/v2\/media?parent=54019"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/ai\/wp-json\/wp\/v2\/categories?post=54019"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/ai\/wp-json\/wp\/v2\/tags?post=54019"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}