[U.S. Stock Market Opens: Storage Sector Plunges] According to Golden Finance, on October 13, the U.S. stock market opened with the Dow Jones up 0.47%, the S&P 500 down 0.14%, and the Nasdaq down 0.38%. The storage sector saw a significant drop at the open, with Western Digital (WDC.O) and Seagate Technology (STX.O) plunging over 7%, SK Hynix (SKHY.O) and Micron Technology (MU.O) falling over 5%, and SanDisk (SNDK.O) down 4.6%.