The S&P 500 hit a high. Tesla launched the new Model Y in the U.S. and Europe. AI stocks like Nvidia are testing key levels.

Nvidia and other U.S. tech stocks are steadying a day after tumbling on doubts about whether the artificial-intelligence ...

The tech-heavy Nasdaq 100 is the best performer but more risk-averse investors may prefer the more broadly diversified S&P ...

U.S. stocks in the technology-heavy Nasdaq-100 index were rising Tuesday, with a popular exchange-traded fund that tracks the index getting a sharp lift from Big Tech stocks, in particular. The ...

In early trading on Friday, shares of PDD Holdings topped the list of the day's best performing components of the Nasdaq 100 index, trading up 2.2%. Year to date, PDD Holdings registers a 9.6% gain.

It's often the case that U.S. traders treat an overnight sell-off in stock-index futures as an opportunity rather than a warning. So the next few hours, as the East coast wakes, up will be instructive ...