[U.S. Stock Market Storage Chip Stocks Plunge Across the Board: SanDisk Drops Over 13%, SK Hynix Drops Over 10%] According to Golden Finance, on July 15, U.S. stock market storage chip stocks plunged across the board, with SanDisk dropping over 13%, SK Hynix dropping over 10%, Seagate Technology dropping 9%, Western Digital dropping over 8%, Micron Technology and Silicon Motion Technology dropping over 7%, and Rambus dropping over 4%.