Monday’s movers: Conceptus, Sturm Ruger By: MarketWatch April 29, 2013 at 07:54 AM EDT Shares of Conceptus and NII holdings gained in premarket trade on Monday as Gannet Co. shares fell. Gun shares including Sturm, Ruger & Co. attracted attention. Read More >> Related Stocks: Gannett Co Herbalife Ltd Sturm Ruger & Company