OpenAI CEO Sam Altman is a billionaire, thanks to his investments in technology companies like Reddit, Stripe, Airbnb, and more. Here's how Altman made his money.
SoftBank is in talks to invest $15 billion to $25 billion in OpenAI, a deal that would see the Japanese conglomerate displace Microsoft as the ChatGPT maker's biggest investor. SoftBank stock fell 1.1 ...