In closing arguments, a lawyer for Elon Musk hammered the credibility of Sam Altman, OpenAI’s chief executive. An OpenAI lawyer argued that Mr. Musk’s case against the company, which he co-founded, ...
Stock in Mr. Musk’s rocket and satellite maker closed just above $161, up more than 19 percent from its I.P.O. price. Ryan Mac and Lauren Hirsch Ryan Mac reported from Los Angeles and Lauren Hirsch ...