J.C. Penney (JCPN.Q) stock skyrocketed last week after news leaked that Soros Fund Management had taken a big stake in the struggling retailer. And yes, with Penney selling today for close to book value, and a price-to-sales ratio less than half what rivals Kohl's (KSS 4.53%) and Macy's (M 0.16%) charge, you can see what might have attracted George Soros' attention.

Problem is, Penney is cheap for a reason. Several reasons, actually. Listen in, as Fool contributor Rich Smith lays them out for you...