Investors ought to protect themselves against a wider Trump technology ban By: MarketWatch May 23, 2019 at 11:06 AM EDT Chip and surveillance companies may be hurt the most, says Nigam Arora. Read More >> Related Stocks: Adv Micro Devices Alphabet-A Alphabet-C Amazon.com Ambarella Inc Apple Applied Materials Facebook Intel Corp Micron Technology Nasdaq ETF Qorvo Inc Qualcomm, Inc. SPDR S&P 500 ETF Trust Short QQQ -1X ETF Skyworks Solutions