Benzinga's Top #PreMarket Gainers By: Benzinga via Benzinga December 10, 2014 at 08:17 AM EST NRG Energy (NYSE: NRG) shares jumped 12.39% to $31.29 in pre-market trading. On Tuesday, NRG Energy announced a $100 million stock ... Read More >> Related Stocks: American Airlines Gp Barrick Gold Corp NRG Energy Tower Semiconductor