Key Takeaways The S&P 500 fell about 0.7% on Aug. 18 as semiconductor stocks led a technology selloff. The UAE halted Iran trade, raising pressure on a conduit tied to regional commerce and oil flows. Markets will watch Hormuz talks, oil near $90 and Federal Reserve signals in coming weeks. Monday’s U.S. index weakness continued into the next day, with Tuesday’s damage concentrated in technology as duration got repriced. The S&P 500 lost about 0.6% to 0.7%, ending near 7,690 to 7,700, while the Nasdaq Composite fell more than 1.2%. The Dow Jones Industrial Average was comparatively steady, slipping roughly …