Nvidia shares surge past $700 as demand for AI chips shows no signs of slowing

Shares of chip designer Nvidia soared in after-hours trading Wednesday after the company projected higher-than-expected sales, banking on huge demand for its industry-leading artificial intelligence chips. Nvidia’s fourth-quarter revenue exceeded expectations by 7%. However, for the first three quarters of 2023, Nvidia was reporting quarterly revenue that was 10% to 20% higher than analysts expected. […]