15 Biggest Mid-Day Gainers For Tuesday By: Benzinga via Benzinga January 10, 2017 at 12:27 PM EST Diffusion Pharmaceuticals Inc (NASDAQ: DFFN) shares jumped 104.6 percent to $11.88 after surging 176.70 percent on ... Read More >> Related Stocks: Acuity Brands Inc Columbia Banking Sys Diffusion Pharmaceuticals Inc Illumina Inc Kennametal Inc Pioneer Power Solutions Pixelworks Inc Titan Machinery Inc Valeant Pharmaceuticals International, Inc.