[U.S. Stock Market Opening: Mixed Performance Among the Three Major Indexes] The three major U.S. stock indexes showed mixed performance, with the S&P 500 up 0.08%, the Dow Jones down 0.13%, and the Nasdaq up 0.14%. The three major U.S. stock indexes showed mixed performance, with the S&P 500 up 0.08%, the Dow Jones down 0.13%, and the Nasdaq up 0.14%. In large-cap tech stocks, NVIDIA rose 1.05%, and Microsoft rose 1.02%. Among Chinese concept stocks, Alibaba rose 1.67%, NIO rose 1.48%, and JD.com rose 1.36%.