Anthropic files a $70 to $78 IPO range and a $26 billion placement

Anthropic filed Amendment No. 2 to its Form S-1 on November 10, 2026, still marked subject to completion, estimating an IPO price of $70 to $78 for 825 million Class A shares. The company would sell 801,351,354 shares and selling stockholders 23,648,646, with a 123,750,000-share underwriters' option. Google, Nvidia, AMD, Broadcom, Micron, Microsoft, and TSMC Partners agreed to buy $26.0 billion of Class N stock at the IPO price, contingent on the offering. At a $74 midpoint, Anthropic estimates about $84.6 billion of net proceeds from its Class A sale and that placement.