Here’s how stock market investors can control their emotions By: MarketWatch July 31, 2018 at 12:13 PM EDT Emotions are an enemy of investors; prudent investors try to get them under control, says Nigam Arora. Read More >> Related Stocks: Alphabet-A Alphabet-C Amazon.com Amtd Idea Group Apple DJ Internet Index ETF FT E Trade Financial Facebook Nasdaq ETF Netflix Paypal Holdings Russell 2000 Ishares ETF SPDR S&P 500 ETF Trust Salesforce Snap Inc Twitter, Inc.