StockNews.com started coverage on shares of Diffusion Pharmaceuticals (NASDAQ:DFFN – Free Report) in a report published on Sunday morning. The brokerage issued a hold rating on the stock. Diffusion Pharmaceuticals Trading Up 11.7 % Diffusion Pharmaceuticals stock opened at $4.40 on Friday. The firm has a 50 day moving average price of $4.64 and a […]