[U.S. stock storage sector slightly down pre-market, Micron Technology drops 0.65%] Odaily Planet Daily reports, according to MSX.COM data, the U.S. stock storage sector slightly declined pre-market. Micron Technology fell 0.65%, SK Hynix dropped 0.87%, SanDisk decreased 0.62%, Western Digital fell 0.76%, and Seagate Technology dropped 0.37%.