Large U.S. technology stocks were mostly higher in premarket trading on Aug. 13, according to market data from BIT (Bit.com, a trading platform). SpaceX rose 0.4%, Meta, Amazon, Micron and Alphabet A each gained 0.2%, and Apple added 0.1%. Tesla and Nvidia were flat, while Microsoft slipped 0.4% and SK Hynix fell 0.8%.