StockNews.com began coverage on shares of Ampio Pharmaceuticals (NYSE:AMPE – Free Report) in a research report sent to investors on Sunday. The firm issued a sell rating on the stock. Ampio Pharmaceuticals Stock Down 5.1 % NYSE:AMPE opened at $4.44 on Friday. The firm has a market capitalization of $3.37 million, a price-to-earnings ratio of […]