The Dow Jones opened down 0.7%, the S&P 500 down 1.0%, and the Nasdaq down 1.2%.

In Palantir fell 8.8%, analysts predict that revenue growth will slow in the second half of the year. Ford Motor Company dropped 2.1%, warning that tariffs could reduce its profits by $1.5 billion. Tesla fell 2.7% as European sales in April declined significantly. Pony.ai rose 10.3%, reaching a strategic partnership with Uber.