Anthropic IPO: $965B valuation and SEC filing

Anthropic confidentially filed for a U.S. IPO after a $965 billion valuation and a reported $30 billion revenue run rate.

Anthropic has confidentially filed for a U.S. IPO, setting up one of the biggest potential listings in AI. The company made the filing on 1 June 2026, but it has not disclosed a ticker, price range, exchange or final terms.

What changed

Anthropic said it submitted a confidential draft registration statement on Form S-1 to the U.S. Securities and Exchange Commission for a proposed IPO. A confidential filing lets the company start the review process without immediately publishing full financials, ownership details or offering terms.

The filing does not lock in a listing date. Anthropic said the deal depends on market conditions and other factors, and the company could still delay, resize or withdraw the offering.

• Company: Anthropic, maker of Claude
• IPO step: confidential S-1 filed with the SEC
• Most recent valuation: $965 billion
• Latest reported revenue run rate: about $30 billion
• Potential timing: press reports point to fall 2026, not a confirmed date

Anthropic’s valuation has climbed fast. In February 2026, it announced a $30 billion Series G round at a $380 billion post-money valuation. Just over three months later, it announced a $65 billion Series H round at a $965 billion post-money valuation.

The company behind Claude sits in the foundation-model layer of generative AI, selling consumer subscriptions, enterprise access, APIs and cloud distribution through partners such as Amazon Web Services and Google Cloud. Its backers in the latest rounds included Altimeter Capital, Dragoneer, Greenoaks and Sequoia Capital.

Why it matters

An Anthropic IPO would give public investors a direct way to price a pure-play AI model company at near-trillion-dollar scale. It would also create a fresh benchmark for how much the market is willing to pay for revenue growth in frontier AI when compute costs remain heavy.

For developers and enterprise buyers, a public filing should bring more detail on usage, margins, customer concentration and infrastructure spending. That matters because Anthropic’s business depends on expensive chips, large-scale inference and cloud capacity, all of which shape pricing and product availability.

The story also matters for the broader AI market. If Anthropic lists near its latest private valuation, it could reset expectations for other private AI firms and for public peers tied to model training, cloud supply and semiconductors.

The open question is not whether Anthropic wants to go public, but whether public markets will accept a valuation built on rapid revenue growth before the company shows durable margins.