Applied Materials climbs 7% as Taiwan chip export orders surgeUS Stock Market UpdateJul 21, 2026 at 08:41 AM应用材料 (AMAT.US) 盘中上涨6.51%,现报559.92美元。芯片股反弹,暂时掩盖伊朗局势担忧,台股对美出口订单激增83.6%利好半导体行业,盘前交易中多数科技股上涨,AMD、英特尔及美光科技均录得涨幅。