A menacing pattern has revealed itself in the stock market By: MarketWatch July 28, 2017 at 09:53 AM EDT Multiple bearish signals have heralded big drops in popular tech stocks, says Nigam Arora. Read More >> Related Stocks: Adv Micro Devices Alibaba Group Holding Ltd Alphabet-A Alphabet-C Amazon.com Amgen Apple Applied Materials Biogen Idec Celgene Corp Electronic Arts Expedia Exxon Mobil Facebook Gilead Sciences Goodyear Tire & Rub Intel Corp Microsoft NVIDIA Corp Netflix PowerShares QQQ SPDR S&P 500 ETF Trust Starbucks Corp Tesla, Inc.