The Claude maker filed an S-1 with the SEC. Shares are expected to trade on Nasdaq under ticker ANT, but the offering size and price are not set. Goldman Sachs and Morgan Stanley will lead it.

Anthropic reported $16.3 billion in revenue for the first half of 2026, up about 14x year on year. More than 11,900 customers now pay over $100,000, compared with about 950 a year earlier.

Usage fees generate 80% of revenue, mostly through API tokens. The company reported an $80.7 billion loss, but $72.4 billion came from revaluing convertible bonds. Founders will retain 50.1% of voting power after the IPO.