StockNews.com began coverage on shares of Diffusion Pharmaceuticals (NASDAQ:DFFN – Free Report) in a research note issued to investors on Sunday. The brokerage issued a hold rating on the stock. Diffusion Pharmaceuticals Stock Performance Shares of NASDAQ:DFFN opened at $3.05 on Friday. The business’s 50 day simple moving average is $3.58 and its two-hundred day […]