According to Jin10, as of July 1, U.S. stock indices posted strong first-half 2026 performance: Nasdaq up 12.79%, S&P 500 up 9.5%, and Dow up 8.8%. Memory and semiconductor stocks led gains, with SanDisk (SNDK) surging 857% and Micron Technology (MU) climbing 304%, while Intel (INTC) rose 278%.
Among the Magnificent Seven tech giants, performance diverged sharply. Microsoft (MSFT) fell 22%, Meta (META) dropped 14%, and Tesla (TSLA) declined 6%. In contrast, Alphabet (GOOGL) gained 14%, Nvidia (NVDA) rose 7%, Apple (AAPL) increased 6%, and Amazon (AMZN) climbed 3%.