In this article, we discuss From Fired Researcher to $13.7 Billion King: How Leopold Aschenbrenner Broke the Hedge Fund World.
Leopold Aschenbrenner is a 24-year-old Gen-Z investment savant and former OpenAI researcher. In recent months, he has emerged as one of the wealthiest and most influential figures in the artificial intelligence landscape. Aschenbrenner initially gained prominence on the OpenAI Superalignment team, but his financial trajectory fundamentally shifted after his departure from the company in 2024. Following his exit, he published a viral, prophetic 165-page essay titled Situational Awareness: The Decade Ahead. The paper outlined a detailed roadmap predicting the arrival of Artificial General Intelligence (AGI) by 2027, catching the immediate attention of prominent Silicon Valley billionaires and institutional power brokers. Leveraging the authority generated by his essay, Aschenbrenner transitioned from the tech frontline into the investment world by founding a specialized macro hedge fund, Situational Awareness LP, alongside researcher Carl Shulman. He successfully raised an initial $1 billion to $1.5 billion in capital from high-profile anchor Limited Partners, including Stripe co-founders Patrick and John Collison, alongside tech investors Nat Friedman and Daniel Gross. Rather than chasing traditional tech stocks, Aschenbrenner built a highly unique investment strategy focused deeply on physical AI infrastructure, energy availability, and data center real estate.
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Through incredibly aggressive, leveraged positioning, Aschenbrenner grew the public holdings of the fund from a baseline of $225 million in late 2024 to $13.7 billion by mid-2026. In his essay, Aschenbrenner argues that the rapid acceleration of artificial intelligence is on an unyielding trajectory to achieve AGI by 2027. He claimed that just as the leap from GPT-2 to GPT-4 advanced AI capabilities from preschooler level to a smart high schooler in a mere four years, a similar qualitative leap is remarkably plausible by the late 2020s. Aschenbrenner posits that this imminent breakthrough will soon yield models capable of performing the highly complex cognitive tasks of expert human AI researchers and engineers. Once human-level AGI is realized, the pace of progress will radically decouple from human limitations, instantly triggering an “intelligence explosion”. By automating research, hundreds of millions of active digital agents could compress a conventional decade of algorithmic evolution into a single calendar year, he argued. This compounding feedback loop would rapidly advance technology from AGI to true superintelligence, introducing systems that are vastly superior to human intellect.
Our Methodology
For this article, we selected stocks by combing through the 13F portfolio of Situational Awareness LP at the end of the first quarter of 2026. Data for the hedge fund sentiment surrounding each stock was taken from Insider Monkey’s Q4 2025 database of 1041 elite hedge funds.
Why are we interested in the stocks that hedge funds pile into? The reason is simple: our research has shown that we can outperform the market by imitating the top stock picks of the best hedge funds. Our quarterly newsletter’s strategy selects 14 small-cap and large-cap stocks every quarter and has returned 498.7% since May 2014, beating its benchmark by 303 percentage points (see more details here).
From Fired Researcher to $13.7 Billion King: How Leopold Aschenbrenner Broke the Hedge Fund World
40. Seagate Technology Holdings plc (NASDAQ:STX)
Situational Awareness LP’s Stake: Sold Off
Latest filings show that Situational Awareness LP has sold off the stake it held in Seagate Technology Holdings plc (NASDAQ:STX). The stock had first appeared in the 13F portfolio of the fund in the fourth quarter of 2025. Back then, this position comprised 48,000 shares. The firm engages in the provision of data storage technology and infrastructure solutions in Singapore, the United States, the Netherlands, and internationally. It offers mass capacity storage products, including enterprise nearline hard disk drives (HDDs), enterprise nearline solid state drives (SSDs), enterprise nearline systems, video and image HDDs, and network-attached storage drives.
The technical foundation of the Seagate Technology Holdings plc (NASDAQ:STX) bull case is the undisputed first-mover advantage in HAMR technology, commercialized as the Mozaic platform. Seagate began shipping the ultra-high-capacity Mozaic 4 platform for revenue in late March. Management confirmed that HAMR-based exabyte output is on track to constitute the absolute majority of data center shipments by the end of calendar year 2026. The tech roadmap is scaling flawlessly, with the next-generation Mozaic 5 platform tracking ahead of schedule to deliver 50-terabyte single drives in the near term. This density allows hyperscalers to literally double their data center storage capacity without expanding their physical footprint or increasing power hooks.
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