Nvidia shares crash 13% in opening trade; market value dips below $4 trillion

The company said on Thursday that Chief Financial Officer Colette Kress would serve as interim CEO while it searches for a permanent replacement. Nvidia also appointed former Synopysys CEO and board member Harvey Jones as the company's first chairman of the board. Nvidia shares plunged more than 12.89% in premarket trading, adding to pressure on the wider stock market.