Benzinga's Top #PreMarket Losers By: Benzinga via Benzinga October 19, 2015 at 08:24 AM EDT Genocea Biosciences Inc (NASDAQ: GNCA) fell 31.40 percent to $4.96 in pre-market trading following announcement of suspension of ... Read More >> Related Stocks: Genocea Biosciences Morgan Stanley Transocean Ltd Yandex Ord Shs Class A