[US Pre-Market: Tech Stocks Diverge, Optical Communications, Storage, and Cloud Computing Sectors Mostly Decline] BlockBeats reports that on November 9th, US tech stocks showed mixed performance in pre-market trading. Among the "Seven Sisters" (referring to the seven major US tech giants), Nvidia fell 4.89%, Apple rose 0.65%, Microsoft rose 1.01%, Google rose 1.06%, Amazon rose 0.98%, Meta rose 0.72%, and Tesla rose 0.01%. The optical communications sector mostly declined, with Lumentum down 2.65%, Corning down 0.54%, Coherent down 1.46%, Applied Optoelectronics down 2.05%, Ciena down 2.05%, Broadcom up 0.71%, and Marvell Technology down 2.14%. Storage stocks generally declined, with Micron down 1.26%, SanDisk down 2.35%, SK Hynix down 2.25%, Western Digital down 1.19%, and Seagate Technology down 0.25%. The cloud computing sector also declined across the board, with Oracle down 0.98%, CoreWeave down 3.53%, Nebius down 2.72%, IREN down 3.79%, and Applied Digital down 2.02%. Space-related stocks showed mixed performance, with SpaceX up 1.15%, Rocket Labs down 0.91%, Planet Labs up 0.92%, AST SpaceMobile up 0.77%, and Intuitive Machines down 1.13%.