U.S. equity markets extended their impressive rally on Monday, September 22, 2025, with all three major indexes—the S&P 500, Nasdaq Composite, and Dow Jones Industrial Average—closing at new all-time highs. The persistent optimism on Wall Street was largely fueled by continued enthusiasm for artificial intelligence (AI) and expectations of further accommodative monetary policy from the Federal Reserve. This marks the third consecutive day of record-setting performance for these benchmarks, showcasing a robu ...