Wall Street stabilized in premarket trading Wednesday in a rocky week dominated by steep U.S. tariffs, and retialitory tariffs from Mexico, Canada and China, that have roiled global markets. Futures for the S&P 500 and Dow Jones Industrial Average each ticked up 0.

U.S. stock indexes are rising after a four-day losing streak knocked Wall Street off its all-time high and threw some of its brightest stars into reverse