Amazon and Alphabet Backed Anthropic Early. They’re Betting Even More on Its IPO.

Anthropic is preparing a Nasdaq IPO as major technology companies that back it also provide computing infrastructure. Its filing describes extensive planned infrastructure commitments.

• Anthropic has filed to list on Nasdaq under the ticker ANT, with Goldman Sachs and Morgan Stanley leading the offering.· 1 source
• Amazon has invested $8 billion and announced another $5 billion investment, with an option for up to $20 billion more, according to the report.· 1 source
• Anthropic’s May 2026 Series H raised $65 billion at a reported post-money valuation of $965 billion.· 1 source