Benzinga's Top #PreMarket Gainers By: Benzinga via Benzinga July 21, 2014 at 08:21 AM EDT Extreme Networks (NASDAQ: EXTR) shares surged 13.04% to $4.94 in pre-market trading after the company raised its Q4 forecast. The ... Read More >> Related Stocks: EMC Corp Extreme Networks Kandi Techs Group SunTrust Banks