When Will Anthropic IPO? Nasdaq Set, S-1 Still Confidential

Anthropic picked Nasdaq for its planned IPO and reportedly pushed the timeline toward November, but as of September 27, 2026 its S-1 remains confidential, with no filing yet on SEC EDGAR. What’s verified, what’s still reporting.

What the guide covers

• Key points
• Anthropic funding and valuation curve
• Private-share path map
• How private-share access starts on Segmara
• Risk notes
• Get the alert the day Anthropic IPO timing files or prices

Data summary

• Attached public sources: 15
• Company: Anthropic
• Symbol label: ANTH
• Sector: Artificial Intelligence
• Listing structure: Indicative
• Segmara mark: $589.01/sh · as of June 22, 2026 · reviewed September 12, 2026

Last reviewed on segmara.com: 2026-09-27.

Keep this company on your watchlist

Get the free company tracker. Email only. Company context and indicative private-market marks, not live quotes or share access.

Review context only. Not investment advice, not an offer, not issuer affiliated.

Read the full guide: https://segmara.com/blog/when-will-anthropic-ipo?utm_source=nostr&utm_medium=article&utm_campaign=longform&utm_content=when-will-anthropic-ipo