US STOCKS-Dow, S&P 500 decline after Apple's sales warning By: Reuters: Company News February 18, 2020 at 16:50 PM EST * Dow down 0.6%, S&P down 0.3%, Nasdaq up 0.02% (Updates to close) Read More >> Related Stocks: Apple Broadcom Ltd ConAgra Foods Qorvo Inc Qualcomm, Inc. Skyworks Solutions Wal-Mart Stores, Inc.