The U.S. stock market closed down on March 26, 2025, due to concerns over the about the possible introduction of new tariffs on car imports. It is expected, President Donald Trump to announce measures that could increase trade tensions.

Shares of automakers and technology companies felt the pressure: Tesla lost 5.6%, General Motors dropped 3.1% and Nvidia fell 6%. The S&P 500 index sagged 1.12% and the Nasdaq lost 2.04%. Investors are concerned about the uncertainty surrounding the tariffs and possible retaliation reaction of trading partners, which could affect the global economy. Business optimism is waning in the first quarter.