Market Overview - Major U.S. equities indexes ended mixed after the Federal Reserve announced a quarter-point cut to its benchmark interest rate, with Fed Chair Jerome Powell cautioning against assumptions of further cuts in December [3][8] - The S&P 500 finished flat, the Dow Jones Industrial Average fell 0.2%, while the tech-heavy Nasdaq advanced 0.6% [4] Company Performance - Teradyne (TER) shares surged 20.5% after exceeding third-quarter sales and profit estimates, driven by strong AI demand for semiconductor testing equipment [5] - Seagate Technology Holdings (STX) reported better-than-expected third-quarter results, with a 19.1% stock increase, attributed to AI-driven demand for its heat-assisted magnetic recording drives [6] - Centene (CE) shares rose 12.5% following a surprise profit in the third quarter and an increase in full-year guidance, supported by higher demand for Medicare and Medicaid services [7] Underperforming Companies - Fiserv (FI) shares plummeted 44% after missing quarterly revenue and earnings estimates, leading to a cut in full-year forecasts [10] - Verisk Analytics (VRSK) topped adjusted profit forecasts but fell short on revenue, resulting in a 10.4% drop in shares due to low severe weather claims [11] - CoStar Group (CSGP) exceeded sales and profit forecasts but revised its full-year earnings forecast downward, leading to a 9.9% decline in shares [11]