Key facts
- Anthropic is selling 825 million shares at $70 to $78 each, aiming to raise up to $64.4 billion, per its filing.
- A separate $26 billion private placement with cornerstone investors including Alphabet and Nvidia sits alongside the IPO, per the filing.
- A greenshoe option could add $9.7 billion, taking the total raised to roughly $100 billion at the top of the range, per the filing.
- Anthropic reported annual revenue running at $81 billion as of October 31, 2026, up $10 billion from the prior month.
- The filing lists compute purchase commitments and lease agreements of more than $70 billion over the next 12 months and more than $450 billion by 2030.
- Chief executive Dario Amodei and his six fellow co-founders are each selling about $260 million of shares in the float, per the filing.
Anthropic is seeking a valuation of up to $1.4 trillion in its stock market flotation, short of the $2 trillion that had been expected before investors began to question the durability of the AI boom, according to a US regulatory filing on Tuesday, November 10, 2026.
The developer of the Claude chatbot is aiming to raise up to $64.4 billion by selling 825 million shares priced at up to $78 each, the Guardian reported. At the top of the $70 to $78 range, Anthropic would be worth $1.4 trillion on a fully diluted basis, a measure that counts all common shares including employee stock options.
A further $26 billion would come from a separate private placement with cornerstone investors including Alphabet and Nvidia, the filing said. An extra $9.7 billion could be raised from a greenshoe option, which applies if investor demand is high, taking the total to approximately $100 billion at the top of the range.
Business Insider reported that Google, Nvidia, AMD, Broadcom, Micron, Microsoft and TSMC have agreed to buy $26 billion of non-voting stock through the concurrent placement at the IPO price. Including that placement, the combined share sale could total more than $90 billion, and roughly $100 billion if the full overallotment is exercised.
The updated filing said Anthropic's annual revenue was running at $81 billion as of October 31, 2026, up $10 billion from the previous month. Its prospectus lists compute purchase commitments and lease agreements of more than $70 billion over the next 12 months and more than $450 billion by 2030, with a further $450 billion due by 2045.
Chief executive Dario Amodei is selling about $260 million of shares in the float, as are his six fellow co-founders, the Guardian reported. At the top of the price range the co-founders' stakes would be worth more than $18 billion each.
Brian Hopkins, a principal analyst at Forrester Research, told the Guardian that the US midterm elections, which produced victories for datacenter opponents, gave investors the chance to correct valuations they were already questioning over the financial sustainability of the AI build-out. "The market needed an excuse to correct itself a little bit in terms of valuations," he said.