NEW YORK – September 21, 2026 (STL.News) Nasdaq – U.S. stocks rallied Monday as falling oil prices and lower Treasury yields eased two pressures that have recently weighed on Wall Street, while renewed enthusiasm for artificial intelligence sent semiconductor stocks sharply higher and pushed the Nasdaq Composite to a record close. The S&P 500 climbed 114.20 points, or 1.49%, to 7,764.70, finishing about 0.4% below its Aug. 13 record close. The Dow Jones Industrial Average gained 366.19 points, or 0.71%, to 52,048.83. Technology stocks led the market. The Nasdaq Composite surged 599.55 points, or 2.26%, to 27,122.09, setting a

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