The commerce that ended Situational Consciousness LP took one afternoon and, in accordance with CNBC’s David Faber, went by way of one enormous trade. On Wednesday, Leopold Aschenbrenner bought the majority of his fund’s public fairness portfolio to Ken Griffin’s Citadel, six days after telling buyers that July’s sell-off had created engaging alternatives and alluring them so as to add capital on August 1.
That capital by no means arrived, however the margin calls did. The State of affairs had modified.
Maintain onto one factor earlier than the schadenfreude units in, as a result of it’s the solely a part of this story that can nonetheless matter in a 12 months. Aschenbrenner’s central declare, made in June 2024 when nearly no one was making it, was that the binding constraint on synthetic intelligence could be bodily quite than algorithmic: chips, reminiscence, information facilities, electrical energy. That declare has been vindicated so comprehensively that it’s now the consensus assumption inside each hyperscaler capital price range on earth. Microsoft held its outlook at roughly $190 billion for calendar 2026 on Wednesday evening. Alphabet has guided to about $200 billion over twelve months and posted its first damaging quarterly free money circulate. The buildout he described is occurring at a scale that outran his personal forecasts.
Wednesday
The fund was underneath stress to both increase contemporary capital from buyers or offload its whole e book, and finally selected the latter, two sources informed Reuters. Various high Wall Road prime brokers, together with Goldman Sachs, JPMorgan Chase, Financial institution of America and Citigroup, helped facilitate the deal between Citadel and Aschenbrenner’s fund.
The identical banks had issued the margin calls that made the deal essential. The fund ran roughly four times leverage on its public fairness positions, which is arithmetic quite than opinion. At 4x, a 25% decline within the underlying consumes the whole fairness contribution. The positions in query fell between 35% and 47%.
The biggest holdings on the finish of the primary quarter had been Nebius Group, SanDisk, Micron and CoreWeave, all of that are down greater than 35% this month. The fund additionally took heavy losses on infrastructure positions together with SK Hynix, whereas short bets against software companies reminiscent of Adobe went the unsuitable manner on the similar time. That mixture is the worst one out there. The longs fell, the shorts rose, and leverage doesn’t care which leg is which.
Millennium and Jane Road, an current investor within the fund, both bid on the book and had been outbid. Roughly two thirds of the fund’s belongings underneath administration had been public equities, each lengthy and brief, according to Faber. Property peaked near $45 billion. By the point of the sale the determine was simply over $20 billion.
The essay that grew to become the market’s script
Aschenbrenner is 25. He was born in Germany, graduated from Columbia as valedictorian at 19, joined OpenAI’s Superalignment workforce, and was fired in April 2024 over an alleged info safety leak, a characterization he has persistently disputed.
Weeks later got here Situational Awareness: The Decade Ahead, 165 pages arguing that AGI was believable by 2027 and that the world was not remotely ready. He declared that “the AGI race has begun” and forecast trillion-dollar compute clusters and tons of of tens of millions of GPUs. Of everybody else, he wrote that “few have the faintest glimmer of what’s about to hit them”. Michael Dell shared it. So did Ivanka Trump.
Then he traded it. With AI researcher Carl Shulman he raised roughly $225 million in September 2024 from Stripe’s Patrick and John Collison, Nat Friedman and Daniel Gross, on a $25 million minimum and a two-year lock-up. He had no skilled buying and selling expertise. The newest submitting confirmed 4 funding professionals and eight staff in whole.
The guess was by no means on fashions. It was on what fashions want, and his formulation was blunt: “It’s not algorithms which are going to be the bottleneck”. It’s electrons. The buildout, he wrote within the essay, could be “a race to mobilize America’s industrial may”.
The file was extraordinary and temporary. Up 47% after charges within the first half of 2025. Roughly 200% for the complete 12 months. After which, per the July 24 investor letter reviewed by the FT, 439% internet by way of the top of June 2026. Jane Road, which nearly by no means backs exterior managers, got here in as an investor effectively after launch. When a stake in T1 Vitality surfaced in Could the shares rose 23% in a day. A retail platform constructed a characteristic letting customers mirror his filings.
None of it was seen as leverage. A 13F discloses lengthy US-listed fairness and listed choices at quarter finish. It doesn’t present brief positions, swap publicity, financing phrases or fund-level efficiency. The Q1 submitting confirmed $8.46 billion of notional put publicity towards chipmakers, roughly 60% of the disclosed e book, alongside lengthy positions in Bloom Vitality, CoreWeave, Nebius and a set of former miners changing websites to AI internet hosting. What it by no means confirmed was how a lot of that was financed.
Enter the person who has achieved this earlier than
Ken Griffin has been shopping for the wreckage of over-levered funds for twenty years, and he is excellent at it.
He began buying and selling convertible bonds from his Harvard dorm room in 1986, having persuaded the college to let him mount a satellite tv for pc dish on the roof for real-time quotes. He based Citadel in 1990, a 12 months after graduating, with $4.6 million. Citadel now manages about $71 billion and is probably the most worthwhile hedge fund in historical past by cumulative internet features, with roughly $90 billion returned to buyers since inception. Its 2022 acquire of $16 billion was the biggest single 12 months any hedge fund has produced, surpassing John Paulson’s subprime commerce.
The sample is constant and it’s not sentimental. In 2001, days after Enron’s chapter, Griffin raided its buying and selling ground for expertise and constructed a commodities desk out of it. In 2006, when Amaranth Advisors misplaced roughly $6 billion and 65% of its belongings on pure fuel, Citadel and JPMorgan purchased the whole power portfolio at a steep low cost and turned a large revenue on it. In 2007, when Sowood Capital imploded within the early credit score dislocation, Citadel assembled a workforce that labored by way of the evening and put a suggestion on the desk at 3:30 within the morning whereas competing companies had gone residence. It closed. The identical 12 months Citadel put $2.5 billion into E*Commerce. In 2021 it wrote a $2 billion test into Melvin Capital, probably the most public casualty of the GameStop squeeze.
Griffin constructed the agency this fashion intentionally, having watched Lengthy-Time period Capital Administration disintegrate in 1998. “We had planned for a repeat of the crash of ’87”, he informed Fortune in 2008.
Which brings us to the a part of this story that no one working the Archegos comparability appears to have observed. In 2008 Citadel itself was leveraged 7:1 into convertible bonds, fell 55%, misplaced $9 billion, was shedding tons of of tens of millions per week, and gated its buyers to cease a compelled liquidation. Griffin has known as it his low level. The agency survived on prime brokerage phrases he had negotiated years earlier exactly as a result of he had studied LTCM, on a $500 million injection from his personal companions, and on the truth that he managed the gate. It rebuilt with materially decrease leverage and stringent liquidity necessities, ran 500 stress exams day by day, and didn’t cross its high-water mark once more till January 2012.
Griffin is aware of precisely what occurred to Aschenbrenner this week as a result of it very almost occurred to him. The distinction is that Griffin had deliberate for the state of affairs for a decade earlier than it arrived, and will cease his personal buyers from leaving. Aschenbrenner had 4 funding professionals and a major brokerage settlement.
The Fed, and a matter of timing
Wednesday was already a nasty day to be a compelled vendor. Forward of the FOMC resolution, Citadel Securities had publicly known as for a shock 25 foundation level hike towards a consensus anticipating a maintain, arguing that transferring instantly would set up new chair Kevin Warsh’s inflation-fighting credibility and finish the period of heavy ahead steering. The decision landed laborious, contributing to file demand for hedges towards a shock improve. The Fed held at 3.50% to three.75% however paired it with a agency warning on inflation. Thirty-year Treasury yields spiked to their highest since 2007, the Dow fell almost 800 factors at one stage, and equities logged their worst Fed day in additional than eighteen months, led decrease by precisely the high-growth expertise names sitting in Situational Consciousness’s e book.
Citadel Securities is the market-making arm and a legally separate entity from the Citadel hedge fund, with info obstacles between them, and there’s no suggestion in any respect of coordination. However it’s a matter of file that on the identical day one Griffin agency was publicly stoking rate-hike nervousness right into a fragile tech tape, one other was shopping for a distressed AI portfolio from a supervisor whose collateral was being marked down by that tape. Wall Road will take pleasure in that symmetry for a while.
What’s left
The personal e book survives, and with it probably the most fascinating place within the affair. Situational Consciousness didn’t promote its personal portfolio, which features a important stake in Anthropic, anticipated to go public inside months and final valued at $965 billion within the Could Sequence H. The fund participated in that $65 billion spherical, and Anthropic confidentially submitted a draft registration assertion on June 1. The FT places the stake at round $5 billion, and a spokesman informed CNBC that experiences the fund was purchasing it are “not correct.”
So Situational Consciousness continues, as a non-public funding automobile that’s considerably a guess on one firm going public, with a residual buying and selling operation hooked up. Aschenbrenner is engaged to Avital Balwit, chief of employees to Anthropic’s chief government Dario Amodei. An individual near the fund says it stored a small portion of its public e book and can hold buying and selling equities.
The comparisons arrived throughout the hour. ZeroHedge known as it “Archegos 2.0”. Semafor framed it as an AI-age sequel to the Invoice Hwang collapse. Forbes reached for both Archegos and LTCM earlier than conceding that neither fairly matches.
They don’t, for one cause. Hwang was unsuitable concerning the firms. Aschenbrenner was proper about them, which is why the coda is so unusual. The very shares the fund was compelled to dump jumped sharply the following day, with Micron, Nebius, CoreWeave and the broader infrastructure advanced up double digits on a studying that the forced-seller overhang had cleared.
His e book recovered with out him.
What the thesis bought proper
Strip out the leverage and the essay’s core analysis is holding up higher than nearly another 2024 forecast about synthetic intelligence.
Bodily constraints are actual and binding. Energy, land, reminiscence, cooling and interconnect decide what truly will get constructed and how briskly. The market spent 2024 and most of 2025 pricing AI as a software program story. Aschenbrenner priced it as an industrial one, and each hyperscaler capital price range since has agreed with him.
The picks-and-shovels layer was genuinely mispriced. Shopping for substations, neoclouds and reminiscence quite than the mannequin builders or the consensus chip names was the proper structural name, and it produced 47% in his first half 12 months, roughly 200% in his first full one, and 439% in six months of 2026. That’s not luck utilized to a unsuitable concept.
The miner-to-AI pivot was commercially validated, not simply narratively. Multi-billion-dollar internet hosting contracts have landed at transformed websites, and the operators he purchased early at the moment are infrastructure companies with actual backlogs.
Frontier-lab personal publicity was the cleanest expression of the thesis, and it’s the solely a part of the e book he nonetheless owns. The Anthropic stake was purchased at simply above a $60 billion valuation in February 2025. It’s the place that didn’t get margin-called, as a result of no one may mark it towards him day by day.
What anybody constructing or investing in AI ought to take from this
Bodily actuality bites, and it bites the steadiness sheet earlier than it bites the expertise. Capex can run forward of confirmed returns for a very long time, however markets finally demand unit economics, they usually demand them on their very own schedule quite than yours. Dry powder and liquidity matter as a lot as conviction, as a result of surviving the cycle is a precondition for harvesting the thesis.
And there’s a query this week has raised that no one but has the info to reply. If leverage of this order was invisible within the filings of the one most intently watched fund within the AI commerce, who else is working it? As BNC argued in April when the first cracks appeared, the income beneath this cycle is actual in a manner the dot-com comparability by no means was. What can also be actual is the borrowing stacked on high of it, and that doesn’t seem in anyone’s capex steering.
Aschenbrenner wrote that few individuals had the faintest glimmer of what was about to hit them. He was describing an intelligence explosion. What truly hit was a margin clerk. Even so, he should be proper concerning the decade forward. Strap in, the scenario remains to be unfolding…
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