U.S. stocks ended mixed on Thursday, with the Dow and the S&P 500 giving up their gains, as investors assessed President Donald Trump’s plans to impose hefty tariffs on chip imports and digested the ...

The tech-heavy Nasdaq Composite hit a new record on Aug. 7, 2025, despite President Trump’s announcement of sweeping new tariffs targeting nearly 200 countries. Trump’s new tariffs, which took effect ...