Nvidia and other U.S. tech stocks are steadying a day after tumbling on doubts about whether the artificial-intelligence frenzy really needs all the dollars being poured into it. The S&P 500 was 0.2% higher in early trading Tuesday.

As the nation pauses to remember Dr. Martin Luther King, Jr. and his legacy to the United States, the stock markets in the country will close for the day. The New York Stock Exchange will close for a long weekend after normal trading hours on Friday,

Here's what you need to know about whether U.S. stock markets will be open on Martin Luther King Jr., Day this year.

Nvidia staged a moderate rebound on Tuesday, rising as much as 3%, following a 17% drop the prior day. More broadly, major US indexes rallied after the S&P 500 and Nasdaq 100 saw sharp losses on Monday amid concerns over the Chinese AI firm DeepSeek's rapid and seemingly cost-effective advances.

Nvidia and other U.S. tech stocks are holding a bit steadier after tumbling the day before on doubts about whether the artificial-intelligence frenzy really needs all the dollars being poured