Benzinga's Top #PreMarket Gainers By: Benzinga via Benzinga October 09, 2014 at 08:06 AM EDT Ruby Tuesday (NYSE: RT) shares jumped 17.91% to $6.98 in pre-market trading after the company posted a narrower-than-expected adjusted ... Read More >> Related Stocks: Ballard Power Sys Endo Int'l Plc PepsiCo Plug Power Inc