[Major U.S. tech stocks mixed pre-market, SpaceX down 0.7%] According to Golden Finance, on June 30, major U.S. tech stocks showed mixed performance pre-market. Microsoft rose 0.6%, Amazon rose 0.5%, Nvidia rose 0.3%, Meta rose 0.2%, Apple and Google A remained flat, Tesla fell 0.4%, and SpaceX fell 0.7%.