Stock market today: Wall Street coasts to the close of another winning week as Nvidia cools again
Nvidia again dragged on the market after falling 3.2%. The company’s stock has soared more than 1,000% since October 2022 on frenzied demand for its chips, which are powering much of the world’s move into artificial-intelligence technology, and it briefly supplanted Microsoft this week as the most valuable company on Wall Street.