[The three major U.S. stock indexes opened slightly lower, and most popular stocks fell] On September 23, the three major U.S. stock indexes opened slightly lower, with the Dow Jones Index falling 0.28%, the S&P 500 Index falling 0.07%, and the Nasdaq Composite Index falling 0.12%. Most popular stocks fell, with Nvidia falling 0.24%, Apple rising 0.35%, Google-A falling 0.6%, Microsoft rising 0.58%, Amazon falling 0.92%, TSMC falling 0.5%, SpaceX falling 1.32%, Meta rising 0.7%, Broadcom falling 0.77% and Tesla rising 0.79%. , SK Hynix's stock price fell 1.57%, Micron Technology's stock price rose 0.01%, AMD's stock price fell 0.07%, ASML's stock price fell 0.63%, Intel's stock price fell 0.73%, Oracle's stock price fell 1.01%, Cisco's stock price fell 0.27%, Dell Technologies-C's stock price rose 2.35%, ARM's stock price fell 0.07%, and SanDisk's stock price rose 0.43%.