StockNews.com assumed coverage on shares of ARCA biopharma (NASDAQ:ABIO – Get Rating) in a research note issued to investors on Tuesday. The brokerage issued a sell rating on the biopharmaceutical company’s stock. ARCA biopharma Stock Down 1.9 % Shares of ABIO opened at $1.94 on Tuesday. The stock has a 50 day simple moving average […]