Dimon's comments Wednesday come as Trump has threatened to impose a 25 percent tariff on products from Mexico and Canada by February 1 and a 10 percent tariff on Chinese imports. Earlier Wednesday, Trump also teased the notion of imposing "taxes, tariffs, and sanctions" on Russia if it doesn't end its war against Ukraine.

JPMorgan Chase CEO Jamie Dimon on Wednesday said the U.S. stock market is overvalued and explained why he’s a little more pessimistic about the global economy than your average Wall Street insider.

CEO Jamie Dimon on Wednesday downplayed concerns about new tariffs from the Trump administration. "People argue is it inflationary and not inflationary. I would put it in perspective, if it's a little inflationary,