Situational Awareness, ex-OpenAI researcher Leopold Aschenbrenner's hedge fund, was forced to sell the majority of its public stock portfolio to Citadel after recording steep losses on its AI bets, WSJ reported. The fund returned 439% in the first six months of 2026 as its assets under management peaked at $45 billion. However, in July, the two-year-old fund's AI bets crashed.