Tuesday's relatively muted action in markets follows losses on Monday when Trump posted a flurry of letters to social media that announced new tariff rates ranging from 25% to 40% on more than a dozen countries starting August 1.

The S&P 500 ended Tuesday’s (July 8) session nearly unchanged, weighed down by continued uncertainty over President Donald Trump’s tariff plans. The benchmark index slipped 0.07%, while the Nasdaq Composite inched up 0.