Market Movers - Intrepid Potash, Inc. (NYSE:IPI), YRC Worldwide, Inc. (NASDAQ:YRCW), Key Energy Services, Inc. (NYSE:KEG), Idenix Pharmaceuticals Inc (NASDAQ:IDIX)

San Francisco, CA -- (SBWIRE) -- 08/20/2013 -- Pennystocksforever.com focuses on Fast Moving Stocks, have a look on today’s picks: Intrepid Potash, Inc. (NYSE:IPI), YRC Worldwide, Inc. (NASDAQ:YRCW), Key Energy Services, Inc. (NYSE:KEG), Idenix Pharmaceuticals Inc (NASDAQ:IDIX)