NYSE trading floor with screens showing stocks sliding as rising U.S. Treasury yields and Walmart (WMT) earnings pressure risk assets on August 20, 2026.
Oil is reminding Wall Street that it remains both a commodity and a geopolitical referendum again on Monday. As fresh U.S.-Iran hostilities raised concerns around the Strait of Hormuz, Brent crude pushed above $90 a barrel and U.S. benchmark WTI moved above…