Anthropic Files for IPO, Targeting $1.5–2 Trillion Valuation Amid AI Investment Frenzy

Anthropic, the AI safety-focused company founded in 2021 by former OpenAI researchers, publicly filed for its initial public offering on October 26, 2026, setting the stage for a Nasdaq debut in mid-November under the ticker symbol ANT. The company, led by CEO Dario Amodei, disclosed a confidential S-1 filing with the Securities and Exchange Commission on June 1 and selected Goldman Sachs and Morgan Stanley as lead underwriters.