[U.S. stocks open higher, all three major indexes rise, storage sector broadly declines, SK Hynix ADR drops 7%] BlockBeats News, July 15, U.S. stock markets opened with the Dow Jones Industrial Average up 0.18%, the S&P 500 Index up 0.41%, and the Nasdaq Composite Index up 0.63%. The storage sector broadly declined, with the following: SK Hynix ADR (SKHY.O) down 7%; Seagate Technology (STX) down 1.77%; Western Digital (WDC) down 1.6%; SanDisk (SNDK) down 4%; Micron Technology (MU) down 2.1%.