Super Micro Computer stock jumps after rising sharply Friday, Microsoft extends gains after saying it expects to spend $80 billion on AI-enabled data centers in its current fiscal year, and chip stocks such as Nvidia trade higher after Foxconn posts record revenue in the fourth quarter.

Key Takeaways U.S. equities were higher at midday, bouncing back from yesterday's selloff on optimism about growing demand for nuclear power and Tesla's recovery from its dip.The need for more and more electricity for artificial intelligence data centers drove up shares of Vistra,

Tesla falls as fourth-quarter deliveries miss estimates, while Palantir declines and Nvidia shares rise to kick off the new trading year after spectacular gains in 2024 for both stocks.