Companies
AI Infrastructure / IPO
Nscale's IPO Filing Centers on a $44.6B Anthropic Deal It Can't Yet Afford to Build
The British AI cloud filed to list on the NYSE as NSCL with $103.4B in signed contract value — 85% from Anthropic and Microsoft. The filing admits the Anthropic build's financing isn't secured, and Anthropic can walk if delivery slips.
Sources
S-1 filing facts (Anthropic Services Agreements signed Aug. 25, 2026 — four agreements with Anthropic PBC, dedicated GPU infrastructure at Monarch Compute Campus, NVIDIA Vera Rubin NVL72, aggregate payments up to ~$44.6B; Microsoft statements of work Sept. 2025–April 2026, up to ~$43.8B through Dec. 2033; active and contracted TCV $103.4B as of Aug. 31, 2026 vs $38.0B at Dec. 31, 2025; active TCV $2.6B vs $0.5B; H1 2026 revenue $140.6M vs $10.4M (+1,252%), net loss $1,020.1M vs $368.9M; FY2025 revenue $33.0M, net loss $761.8M; accumulated deficit $1,860.9M; no binding financing commitments for Anthropic performance as of prospectus date; Anthropic may terminate a tranche without liability for missed delivery timelines; Anyscale definitive agreement July 28, 2026, ~200 employees, closing expected at/around offering; 25,000 active / 461,000 active and contracted GPUs; five active + twelve contracted data-center sites; filed Sept. 18, 2026, NYSE NSCL): Nscale Form S-1 via SEC EDGAR. Contract-book concentration (85%, $44.6B/$43.8B split), financing contingency, reported ~$35B valuation (Financial Times) and ~$3B raise (Bloomberg), board names Sandberg/Clegg/Simo: TechCrunch. Filing confirmation, London base, new-share offering, lead bookrunners Goldman Sachs/J.P. Morgan/Morgan Stanley, NSCL NYSE listing: Reuters. Board (Sheryl Sandberg, Nick Clegg, Susan Decker, Fidji Simo), $6.2B Microsoft Narvik campus, 200,000-Nvidia-GPU agreement (FT $14B revenue figure), owned/controlled power pipeline 750MW to 10GW+, Anyscale IPO-timed closing, material weaknesses in internal financial controls, Series B $1.1B (Sept. 2025) / Series C $2B at $14.6B (March): Mobile World Live. One customer 52% of H1 2026 revenue: Reuters (via reporting). $3.36B Third Point-led pre-IPO convertible raise: TickerGrove 09-25 piece.
All filing figures from the S-1 filed Sept. 18, 2026 (as of June 30 / Aug. 31, 2026 where stated). The $3.36B Third Point-led convertible raise was covered by the Sept. 25 TickerGrove piece; this story covers what the IPO filing discloses about the business.
Nscale's road to a public listing runs through one unfinanced contract. The British AI cloud filed its IPO registration statement on Sept. 18, disclosing $103.4B in signed customer contracts as of Aug. 31 — and $44.6B of that sits in Anthropic agreements signed Aug. 25 that Nscale says it has no binding financing yet to perform. The contracts let Anthropic terminate tranches without liability if Nscale misses delivery timelines. It is the clearest picture yet of the AI infrastructure trade: demand first, capital later.
A $103.4B book with two names on it
The filing's headline numbers are stark. As of Aug. 31, Nscale carried $103.4B of active and contracted total contract value under long-term take-or-pay contracts, up from $38B at the end of 2025 — but only $2.6B of it was active, billing contracts. The company says these contracts 'provide fixed pricing and contracted revenue over the term, offering customers cost predictability while securing long-duration cash flows for the Company.' Two customers account for about $88.4B of the total, roughly 85%.
The Anthropic piece came last and is the biggest single line. On Aug. 25, Nscale entered a series of four GPU services agreements with Anthropic PBC for dedicated GPU infrastructure at its Monarch Compute Campus in West Virginia, built on NVIDIA Vera Rubin NVL72 systems. 'The Anthropic Services Agreements provide for aggregate payments to us of up to approximately $44.6 billion.' The filing's phrasing matters here: payments 'up to' that figure, tied to Nscale actually building the campus. The Microsoft side — statements of work signed between Sept. 2025 and April 2026 — provides for payments of up to about $43.8B through Dec. 2033. The physical footprint behind the paper, as of Aug. 31: about 25,000 active GPUs and 461,000 active and contracted GPUs, across five active and twelve contracted data-center sites.
The money to build it isn't there yet
Here is the catch the filing does not hide. 'As of the date of this prospectus, we have not obtained binding commitments for any of the financings required to fund performance under the Anthropic Services Agreements, and all such financings remain in process.' The agreements require Nscale to use best efforts to obtain qualifying financing within a specified period. They give only limited relief for supply-chain delays — and 'if we fail to meet agreed delivery timelines for any tranche, Anthropic may be entitled to terminate that tranche without liability.' The deals also carry what the filing calls stringent uptime and availability requirements, with delay penalties attached. Read plainly, this is my analysis, not the filing's claim: the $44.6B reads as a conditional option on Nscale's ability to raise construction capital, not as locked-in revenue.
Losses are scaling faster than revenue
The income statement tells the other half. Revenue hit $140.6M for the six months ended June 30 — a 1,252% jump from $10.4M a year earlier. Net loss for the same period was $1,020.1M, nearly triple the $368.9M loss a year earlier, for a net loss margin of negative 726%. For full-year 2025, revenue was $33.0M (up 73% from $19.1M in 2024) against a net loss of $761.8M; accumulated deficit stood at $1,860.9M as of June 30. Adjusted EBITDA was negative $199.2M for the half. Concentration cuts both ways: Reuters reported one customer supplied 52% of first-half revenue, a risk the filing itself flags.
What the IPO proceeds would join
This filing follows last week's $3.36B Third Point-led convertible raise — covered in our earlier piece — which converts to equity when the IPO closes, with Nvidia adding a $1B forward commitment. The raise and the IPO are one financing plan: raise now, list, convert. 'Nscale, which plans to list on the NYSE, expects to be valued at $35 billion, Financial Times reported, and is seeking to raise $3 billion in the offering, according to Bloomberg.' The underwriting lineup is set: "Goldman Sachs, J.P. Morgan and Morgan Stanley are lead bookrunners. Nscale will list on the NYSE under the symbol 'NSCL.'"
The filing also fleshes out the build. Nscale's owned and controlled power pipeline grew from 750MW to more than 10GW in under two-and-a-half years, per Mobile World Live. Its Microsoft work includes a $6.2B AI campus in Narvik, Norway, plus an agreement to supply 200,000 Nvidia GPUs — which the Financial Times reported could generate $14B in revenue. On July 28, Nscale signed a definitive agreement to acquire Anyscale, the company behind the Ray distributed-compute framework (740M cumulative downloads, about 174M in Q2 2026 alone), with roughly 200 employees joining and closing expected at or around the offering. Its board includes former Meta Platforms executives Sheryl Sandberg and Nick Clegg, former Yahoo president Susan Decker and former OpenAI executive Fidji Simo.
The question the filing can't answer
The filing answers what has been signed. It cannot answer whether the money shows up. Until Nscale secures binding financing for the Monarch build, the Anthropic agreements are a $44.6B promise with an exit clause — and the IPO is, in part, the mechanism for raising the capital that makes the headline contract real. The company also flagged material weaknesses in its internal financial controls, per Mobile World Live — worth remembering when a $103.4B contract book rests on $2.6B of active value.
Not yet known
The sources and terms of the Monarch financing (still 'in process'); the specific delivery milestones and uptime thresholds in the Anthropic agreements; the IPO share count, price range and proceeds; whether the Anyscale acquisition closes at the offering; the full investor list in the convertible financing.
Document trail
Sources & evidence
Sources used for this piece.
SEC EDGAR — Nscale Limited Form S-1
Nscale Limited Form S-1 registration statement, filed Sept. 18, 2026
TechCrunch
Mobile World Live
Mobile World Live — 'Nscale raises $3.4B ahead of planned IPO'
Reuters
Reuters — 'AI cloud firm Nscale files for U.S. IPO' (Sept. 18, 2026)
Corrections
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