Anthropic files for IPO amid AI market surge
On Monday, Anthropic, known for its Claude AI model, indicated plans to pursue a confidential initial public offering. With an estimated valuation nearing $1 trillion, the company has submitted a draft registration to the SEC but has not disclosed details regarding the number of shares or pricing. The timing of the IPO will hinge on market conditions. This announcement follows a substantial $65 billion Series H funding round led by prominent investors including Altimeter Capital and Sequoia Capital, which raised its valuation to approximately $965 billion. Founded in 2021, Anthropic has seen its revenue run-rate surge from $9 billion in 2025 to over $47 billion now.
Key facts
- Anthropic filed confidentially for an IPO on Monday.
- The company is valued at close to $1 trillion.
- Anthropic raised $65 billion in a Series H round co-led by Altimeter Capital, Dragoneer, Greenoaks, Sequoia Capital, Capital Group, Coatue, and D1 Capital Partners.
- The Series H round pushed valuation to $965 billion.
- SpaceX is targeting a $2 trillion valuation in its IPO and seeking over $75 billion.
- OpenAI raised $122 billion in March at an $852 billion valuation and is preparing for its own IPO.
- Anthropic was founded in 2021 by former OpenAI employees.
- Anthropic's revenue run-rate surpassed $47 billion, up from $9 billion at end of 2025.
- Anthropic previewed Mythos in April but kept access restricted due to high-severity bugs.
- Anthropic is poised to give the European Union’s cybersecurity agency access to Mythos.
Entities
Institutions
- Anthropic
- U.S. Securities and Exchange Commission
- Altimeter Capital
- Dragoneer
- Greenoaks
- Sequoia Capital
- Capital Group
- Coatue
- D1 Capital Partners
- SpaceX
- OpenAI
- European Union
- Bloomberg
- TechCrunch
- SEC
- Amazon
Locations
- United States
- European Union