U.S. stock futures fell on Wednesday, suggesting a retreat on Wall Street later, as U.S. President Donald Trump's latest tariff threats on auto, semiconductor and pharmaceutical imports injected a sense of caution into the markets.

U.S. stock futures were pointing lower early Wednesday after the S&P 500 posted a record high close. Investors are still shrugging off worries that keep cropping up, such as concern that tariffs will

The U.S. president said on Tuesday that he intends to impose auto tariffs "in the neighborhood of 25%" and similar duties on semiconductor and pharmaceutical imports. Minutes of the U.S. central bank's January policy meeting - where voting members elected to let interest rates stand and Fed Chair Jerome Powell said there would be no rush to cut them again until inflation and jobs data made it appropriate - are scheduled to be released at 2 p.