Tech giants have long been a favorite hunting ground for billionaire hedge fund managers seeking stable growth and exposure ...

Sam Altman’s remarks came during a rare discussion with reporters over dinner.He spoke about ChatGPT’s rapid growth, the possibility of encrypting chats for better privacy and the new browser wars.

I told MarketWatch readers on Aug. 14 that Warren Buffett was about to reveal one big mystery elephant for Berkshire Hathaway’s portfolio — one $5 billion investment in the shares of an industrial ...