Tech stocks colored by Zynga, Groupon losses By: MarketWatch November 30, 2012 at 10:53 AM EST Online gaming company’s shares fall on changes with Facebook deal; daily deal site retreats and it keep embattled CEO Andrew Mason Read More >> Related Stocks: Apple Cisco Systems Facebook Groupon Cl A Hewlett-Packard International Business Machines Microsoft PHLX Semiconductor Sector Index Zynga Inc Cl A