The Dow Jones Industrial Average opened on October 3 with a 97.66-point increase, marking a 0.21% rise to 46,617.38 points. The S&P 500 also saw an uptick, climbing 10.56 points, or 0.16%, to 6,725.91. Meanwhile, the Nasdaq Composite gained 39.22 points, or 0.17%, reaching 22,883.27. These movements reflect a positive start for the major U.S. stock indices.