Anthropic Targets IPO Trading Debut Before Thanksgiving, Sources Say

October 1, 2026 at 10:27 PM2 min

This digest was compiled by AI from multiple sources — links to the originals are below.

Anthropic PBC is seeking to go public as soon as mid-November, with formal marketing possibly starting the week of Nov. 9, according to people familiar with the matter. The AI developer behind Claude aims to begin trading before the Thanksgiving holiday on Nov. 26. Investors estimate the company's fair value between $1.8 trillion and $2 trillion.

Key Facts

Anthropic plans an investor day on Oct. 14 at its San Francisco headquarters.
Formal IPO marketing could launch as early as the week of Nov. 9.
Investors estimate Anthropic's fair value between $1.8 trillion and $2 trillion.
Anthropic's 2025 revenue grew 12x to roughly $4.6 billion, according to its S-1 prospectus.
Anthropic was founded in 2021 by former OpenAI employees, including CEO Dario Amodei.

IPO Timeline

Anthropic is targeting a public debut as soon as mid-November, according to people familiar with the matter. The company could begin formal marketing for its IPO as early as the week of Nov. 9. Trading is expected to begin before the Thanksgiving holiday on Nov. 26. Anthropic is still expected to make its debut no later than the end of the year.

Investor Engagement

Anthropic has issued invitations for an Oct. 14 investor event at its San Francisco headquarters. The meeting will allow a select group of institutional investors to interact directly with senior management. Investors estimate the company's fair value between $1.8 trillion and $2 trillion. The deal could match or exceed the scale of SpaceX's initial public offering.

Company Background

Anthropic's 2025 revenue grew 12x to roughly $4.6 billion, according to its S-1 prospectus obtained by Reuters. The company was founded in 2021 by former OpenAI employees, including CEO Dario Amodei. Anthropic is known for its Claude AI assistant and focus on the enterprise market. Its Claude Code platform has gained popularity among software engineers, and its Claude Cowork tool debuted earlier this year.