[U.S. Stock Market's Three Major Indexes Open Higher, Micron Falls Over 1%, Accenture Surges Over 19%] According to Golden Finance, on October 1, U.S. stock markets opened with all three major indexes rising. The Nasdaq gained 0.49%, the S&P 500 rose 0.26%, and the Dow Jones increased 0.27%. Micron Technology dropped 1.3%; its Q4 earnings report was 'explosive,' but the FY2027 Q1 gross margin guidance of approximately 86.25% slightly missed market expectations. Google A rose 2.5% after releasing the Gemini 4 Argon model, which focuses on advanced reasoning and AI programming capabilities. Accenture surged over 19% as its Q4 revenue exceeded market expectations, with strong demand for consulting services and AI-related offerings.