Anthropic Files Form S-1 for Nasdaq IPO Under Ticker ANT
The Claude creator reported $16.3 billion in revenue for the first half of 2026 alongside hundreds of billions in compute commitments and cofounder voting control.
In short
- Anthropic filed its Form S-1 registration statement with the SEC to list Class A common stock on the Nasdaq Global Select Market under the symbol ANT.
- The company reported $16.3 billion in revenue and an operating loss of $693 million for the first half of 2026, alongside an $80.7 billion net loss primarily driven by noncash accounting adjustments.
- Anthropic disclosed roughly $637 billion in total infrastructure commitments, led by multi-year agreements with Broadcom, SpaceX, Google, Amazon, and Microsoft.
- The seven cofounders will retain 50.1% voting control through a single share of Class F common stock held by Founder LLC.
On October 26, 2026, Anthropic, PBC filed a Form S-1 registration statement with the U.S. Securities and Exchange Commission for a proposed initial public offering of its Class A common stock. The company plans to list on the Nasdaq Global Select Market under the ticker symbol ANT, formally establishing the first pure-play frontier artificial intelligence company to seek a public market listing in the United States. While the share count and pricing range have not yet been established, the public filing exposes the operational scale, revenue concentration, and infrastructure dependencies of the lab behind Claude.
Anthropic's move comes after rival OpenAI decided in September 2026 not to pursue a public debut during the year, according to WIRED. Goldman Sachs & Co. LLC and Morgan Stanley & Co. LLC are managing the offering's preliminary prospectus.
Explosive Revenue and Widening Net Losses
The public filing reveals detailed financials following a confidential draft submission made in June 2026. For the first half of 2026 ending June 30, TechCrunch reported that Anthropic generated $16.3 billion in revenue, up from $1.2 billion during the first half of 2025. The company's operating loss narrowed to $693 million across the first six months of 2026, compared to a $2.1 billion operating loss in the corresponding prior-year period.
Despite operational progress, Anthropic recorded a net loss of $80.7 billion for the first six months of 2026, following a full-year net loss of about $42 billion in 2025. According to Business Insider and The Verge, the overwhelming majority of that loss stems from noncash accounting charges associated with convertible debt notes issued for prior financing. As of June 30, 2026, Anthropic reported holding $112.4 billion in cash and cash equivalents and $19.3 billion in short-term investments, having raised $141.1 billion in total capital, per Engadget.
Anthropic told investors in mid-October that third-quarter revenue reached $16.8 billion. The company has developed a sizable enterprise footprint: as of late September 2026, Anthropic counted more than 11,900 customers spending at least $100,000 annually, roughly 1,900 spending $1 million or more, and approximately 250 spending $10 million or more. Anthropic reported that its net revenue retention rate reached nearly 900%. However, roughly 25% of overall revenue across the first nine months of 2026 came from just five customers, creating customer concentration risks. In addition, 5% to 7% of revenue stemmed from traffic violating usage guidelines, such as model distillation, which the company expects to decline as enforcement improves.
Compute Commitments Exceed $630 Billion
To train and operate models like Claude, Anthropic has entered into massive long-term infrastructure obligations. The filing discloses approximately $637 billion in compute and cloud spending agreements with named technology vendors, as detailed by Business Insider.
The largest single arrangement is a five-year master lease with Broadcom valued at roughly $161.2 billion, excluding interest, to deploy custom processors across data centers. Anthropic's other major commitments include:
- SpaceX: Up to $120.5 billion through 2029, equating to approximately $3.1 billion per month once planned Nvidia GPU capacity is operational, according to The Verge.
- Google: TPU compute agreements that could reach between $125 billion and $150 billion for 2028 through 2031, with baseline commitments of at least $114.5 billion through 2033.
- Amazon: $110 billion committed over a 10-year term.
- Microsoft: A modified arrangement requiring at least $44.9 billion in spending between November 2026 and May 2033, payable regardless of actual usage.
Beyond these minimum guarantees, Anthropic holds partnerships without fixed dollar figures, including with AMD, Nscale, and Lambda. The company noted that fixed or minimum-guaranteed compute commitments through June 30 totaled at least $265.6 billion.
Dual Governance and Executive Compensation
Anthropic structured its public offering to insulate its corporate mission from standard shareholder pressures. According to TechCrunch, the seven cofounders—Dario Amodei, Daniela Amodei, Tom Brown, Jack Clark, Jared Kaplan, Sam McCandlish, and Christopher Olah—will maintain majority voting control post-IPO.
This control is exercised through Founder LLC, which will hold a single share of Class F common stock representing 50.1% of all shareholder voting power. Each continuing founder receives one vote within the LLC. If a majority cannot reach agreement, the Class F share will vote proportionally alongside Class A common stock. Separate from founder voting, Anthropic's Long-Term Benefit Trust, formed in 2023, retains the power to appoint the majority of the board of directors.
Executive compensation figures revealed significant investments in executive security. CEO Dario Amodei received a compensation package valued at nearly $18 million in 2025, composed primarily of $13.3 million in stock and option awards, along with $2.7 million for personal security and $97,055 in security-related air travel. President Daniela Amodei received $16.4 million, including $1.3 million for security and transit. Both cofounders saw base salaries increase from $654,167 in 2025 to $915,000 in January 2026, and to $1.38 million in July 2026. CFO Krishna Rao's base salary increased to $1.25 million in February 2026.
Unprecedented Risk Disclosures
Anthropic's risk factors section spans more than 90 pages. Among conventional commercial hazards—such as regional power grid constraints, data center construction moratoriums, and copyright litigation—the company issued stark warnings regarding model safety and societal stability.
As reported by The Verge and WIRED, Anthropic warned that its models could present catastrophic or existential risks to humanity, including the facilitation of cyberattacks, the creation of biological weapons, or loss of model control. Anthropic specifically noted that a catastrophic incident could result in liabilities so severe that "the insurance industry in the aggregate" might be unable to underwrite the damages.
Operationally, the company noted that offering "Zero Data Retention" to privacy-conscious enterprise clients prevents it from logging prompts or outputs, retaining only classifier scores. This policy restricts Anthropic's internal capacity to investigate misuse or comply with government subpoenas.
Anthropic also addressed regulatory friction, including scrutiny and supply chain risk designations from the Trump administration. The company noted that its high-profile stance on safety policies could lead to selective government investigations, higher compliance overhead, and potential customer attrition.
Market Impact and What Comes Next
While Anthropic has not published a proposed share price, Engadget noted market expectations projecting potential public valuations around $2 trillion, up from its $965 billion valuation in May 2026. Financial media reports indicate the company could make its public debut on the Nasdaq as soon as mid-November.
As the public review period begins, institutional investors and enterprise customers will assess how Anthropic balances its massive compute overhead against surging enterprise adoption. The effectiveness of its public benefit structure and concentrated founder voting will face real-time testing once Class A shares begin trading under ANT.
Questions people ask
What ticker symbol and exchange will Anthropic use?
Anthropic plans to list its Class A common stock on the Nasdaq Global Select Market under the ticker symbol ANT.
What were Anthropic's revenue and losses in the first half of 2026?
Anthropic generated $16.3 billion in revenue with an operating loss of $693 million during the first half of 2026. It recorded an $80.7 billion net loss, driven predominantly by noncash accounting adjustments from convertible debt.
Who maintains voting control of Anthropic after the IPO?
Anthropic's seven cofounders retain 50.1% voting control through Founder LLC, which holds a single share of Class F common stock. Additionally, the Long-Term Benefit Trust retains the authority to appoint the majority of the board of directors.
How much has Anthropic committed to compute infrastructure?
Anthropic disclosed roughly $637 billion in total infrastructure commitments with specific providers, including $161.2 billion with Broadcom, up to $120.5 billion with SpaceX, between $125 billion and $150 billion with Google, $110 billion with Amazon, and $44.9 billion with Microsoft.
Sources
- Anthropic files S-1 with the SEC for proposed initial public offeringAnthropic, Oct 26, 2026, official source
- Anthropic's public S-1 sets stage for massive IPO debutBusiness Insider, Oct 26, 2026
- AI & Tech Brief: Anthropic’s S-1The Washington Post, Oct 26, 2026
- Anthropic’s IPO filing lays out a plan to ‘revolutionize every area of human endeavor’ with AIThe Verge, Oct 26, 2026
- Anthropic Files To Go PublicEngadget, Oct 26, 2026
- Anthropic officially files for its public debutTechCrunch, Oct 26, 2026
- Anthropic’s IPO Prospectus Reveals What’s Under the HoodWIRED, Oct 26, 2026
How this story was made: the newsroom picked it up from Google Search, anthropic.com and Google News, gathered the full text of the sources above, and drafted it with AI assistance. Every factual claim was then checked against those sources before publishing (30 claims checked). Illustrations marked as AI-generated are not photographs. Spotted an error? Tell us.
Published October 27, 2026 at 00:17 UTC
