S&P 500 companies have lost $5.8 trillion in stock market value since Trump’s tariff announcement last Wednesday, the deepest four-day loss since the benchmark was created in the 1950s, according to LSEG data. Global markets had previously posted gains on hopes that Trump might be willing to negotiate down the array of country and product-specific trade barriers he is erecting around the world’s largest consumer market.
US Stock Market Today | Live: US stock futures climb as AI shares rally and crude prices ease
Warnings from executives at leading AI companies triggered a selloff last week, but concerns eased on Monday as investors focused on signs that spending on