The U.S. stock market continued its upward trajectory this Friday afternoon, September 19, 2025, with major indexes extending their recent record-setting streaks. Investors are buoyed by lingering optimism surrounding the Federal Reserve's recent interest rate cut and a robust performance from the technology sector. Afternoon trading saw a mixed but generally positive sentiment, as market participants digested fresh corporate news and looked ahead to upcoming economic data. Today also marks "Quadruple Witch ...