Insider Trading: Marc Lasry Boosts Stake in YRC Worldwide, Baupost Group Increases Idenix Holdings Read more: http://www.minyanville.com/trading-and-investing/stocks/articles/Insiders-Buys-Shares-Idenix-Pharmaceuticals-and/2/5/2014/id/53649#ixzz3RyUUZNba