[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 0.11%, the Dow Jones flat, and the Nasdaq up 0.18%. In major tech stocks, NVIDIA rose 1.98%, AMD rose 1.51%, and Meta fell 1.09%. Among Chinese concept stocks, NetEase fell 1.20%, Trip.com fell 1.45%, and Li Auto fell 9.40%.