Stock Market Today: Dow, S&P 500, Nasdaq Rise; U.S.-U.K. Trade Deal; Nvidia, Tesla, and More Movers; Live News – Barron's May 8, 2025 by quixnet Stock Market Today: Dow, S&P 500, Nasdaq Rise; U.S.-U.K. Trade Deal; Nvidia, Tesla, and More Movers; Live News Barron’ssource