# Anthropic files confidentially for an IPO at a $965bn valuation

> Anthropic said on 1 June 2026 it confidentially filed a draft S-1 with the SEC.

*The frontier-AI IPO race just got its first runner.*

By The FeaturedDaily Desk · FeaturedDaily
Canonical: https://featureddaily.com/industry/anthropic-ipo-filing-brief

> **Key:** **The one-liner:** the maker of Claude just fired the starting gun on what could be the biggest AI IPO yet.

**What happened.** On 1 June 2026 Anthropic confirmed, via its blog, that it **confidentially filed** a draft S-1 with the SEC — the first formal step toward going public. Confidential means the financials aren't yet disclosed.

**The numbers.** Its last round, a **$65B Series H**, set a **$965B valuation** (co-leads incl. Altimeter, Dragoneer, Greenoaks, Sequoia, Capital Group, Coatue, D1). A **~$47B revenue run-rate** is reported but unconfirmed — attribute, don't assert.

**Timing.** A listing could come as early as **October 2026**, per reporting. No date is locked.

> **Note:** **Why it matters:** it's the first big frontier lab to step toward public markets — a test of whether the whole AI thesis can carry a near-trillion-dollar price tag. Watch for OpenAI to follow.

## Key takeaways

- What: Anthropic confidentially filed a draft S-1 with the SEC, announced via blog on 1 June 2026.
- Valuation: a $65B Series H set it at $965B (Altimeter, Dragoneer, Greenoaks, Sequoia et al.).
- The caveat: a reported ~$47B run-rate is unconfirmed — the filing is confidential.
- Timing: could list as early as October 2026 (per reporting).

## FAQ

### Did Anthropic file for an IPO?
Yes — it announced a confidential draft S-1 with the SEC on 1 June 2026. That's a first step, not a completed offering, and the financials aren't public yet.

### How big could it be?
Its last round valued it at $965B (per Fortune). A reported ~$47B run-rate is unconfirmed because the filing is confidential.