Jane Street took a $15 billion hit in July from its exposure to AI-focused hedge fund Situational Awareness and other tech stocks battered by the market selloff, according to two people familiar with …
Leopold Aschenbrenner's hedge fund, Situational Awareness LP, lost $20 billion this week, according to a Wall Street Journal report, after Citadel bought its stock portfolio following big losses in AI…
Bullet, founded by Adi and Alex from AppLovin and Citadel, launched as a coding agent optimized for speed in agentic workflows, as part of Y Combinator's S26 batch.…
Leopold Aschenbrenner, the 24-year-old founder of hedge fund Situational Awareness, saw his $45 billion AI-focused fund unravel after excessive borrowing left him vulnerable when his bets faltered, fo…
Leopold Aschenbrenner's hedge fund, Situational Awareness, which bet heavily on AI, lost more than two-thirds of its public equity holdings' value in four weeks and was forced to liquidate, with Citad…
Situational Awareness, the AI-focused hedge fund run by Leopold Aschenbrenner, invested an additional $400 million in Source Foundry, a California chip manufacturing startup founded in 2025 by Stanfor…
AI-focused hedge fund Situational Awareness invested $400 million in Source Foundry, a stealth chip startup founded by Stanford researchers, bringing its total investment to $500 million. The fund, fo…
Situational Awareness, the hedge fund founded by former OpenAI researcher Leopold Aschenbrenner, made a US$400 million investment in chip manufacturing startup Source Foundry, backed by Sequoia Capita…
Leopold Aschenbrenner's hedge fund, Situational Awareness, collapsed last week, forcing it to sell holdings to Ken Griffin's Citadel to meet margin calls, after being up over 270% in late May. Despite…
Leopold Aschenbrenner's AI hedge fund Situational Awareness collapsed from $45 billion in assets in early July to $10 billion in early August after he sold public stakes to Ken Griffin's Citadel to co…
Bloomberg reports that AI-powered voice phishing attacks targeted major hedge funds including Citadel, Two Sigma, and Point72, with Two Sigma confirming it thwarted the intrusion before systems were c…
Cybercriminals used AI-cloned voices to impersonate executives at Two Sigma Investments, Citadel, and Point72 Asset Management in a wave of vishing attacks, with Two Sigma confirming it thwarted the a…
Hackers launched a wave of sophisticated vishing attacks targeting major Wall Street firms, including Two Sigma Investments, Citadel, and Point72 Asset Management, according to people familiar with th…
Citadel's flagship fund, Citadel Wellington, rose nearly 6% in July after the hedge fund giant, led by Ken Griffin, bought a large portion of the publicly traded assets from Leopold Aschenbrenner's fu…
Leopold Aschenbrenner's $45 billion hedge fund, Situational Awareness, collapsed in late July after a sharp downswing in AI stocks triggered margin calls, forcing a fire sale of most of its publicly t…
Citadel's Wellington multistrategy fund gained 5.9% in July after acquiring approximately $16 billion in AI stocks from Situational Awareness, the collapsed hedge fund run by former OpenAI researcher …
Citadel, the hedge fund founded by Ken Griffin, acquired the majority of Situational Awareness's leveraged public-stock portfolio, valued at up to $16 billion, in a deal that closed around July 30, 20…
Whale Rock Capital Management's AI-focused hedge fund fell 22% in July 2026, erasing about half of its earlier gains and cutting its year-to-date return to 35.1% from 72.5% at the end of June, accordi…
AI and semiconductor stock sell-offs in July 2026 hit stockpicking hedge funds, with Whale Rock Capital's flagship fund down 21.7% in the month, cutting its 2026 gains to 35.1% from 72.5% through June…
Leopold Aschenbrenner's hedge fund Situational Awareness lost 67% in July 2026, falling from $45 billion to $10 billion in assets under management, after concentrated bets on AI hardware and semicondu…