Anthropic, PBC filed a registration statement on Form S-1 with the U.S. SEC on October 26, 2026 relating to a proposed IPO of Class A common stock on Nasdaq under ticker “ANT.” Share count and price range not yet determined. Prospectus describes public benefit corporation structure, Long-Term Benefit Trust (Class T directors), Founder LLC Class F stock with 50.1% voting power on general matters, and Class E for employees without economic rights.