Monday Morning Pre-Market Insights: GREK, SRPT, GCI, PETX By: TalkMarkets June 29, 2015 at 10:13 AM EDT Monday Morning Pre-Market Insights: Global X Funds (GREK), Sarepta Therapeutics (SRPT), Gannett Co., Inc. (GCI), Aratana Therapeutics Inc (PETX). Read More >> Related Stocks: Aratana Theraptcs GX MSCI Greece ETF Gannett Inc Sarepta Therapeutics