SpaceX makes its public debut today with a target raise of $75 billion. [12, 14, 19] This offering represents the largest IPO in history. [12, 14, 19] AI leaders Anthropic and OpenAI have also filed confidentially for public listings. [5, 12, 16]
Microsoft remains the largest external shareholder in OpenAI. [5] Alphabet holds stakes in both Anthropic and SpaceX. [5, 9] Amazon is a significant investor in Anthropic. [5, 9] Venture firms Andreessen Horowitz and Sequoia Capital are positioned for substantial returns. [5]