GNCA - Genocea -8.4% on $50M prospectus filing June, 07 2019 06:02 PM Genocea Biosciences Inc. Genocea Biosciences (NASDAQ:GNCA) is 8.4% lower postmarket after filing to offer up to $50M worth of stock.More news on: Genocea Biosciences, Inc., Healthcare stocks news, Stocks on the move, Read more ...