The following video is from Tuesday's Investor Beat, in which host Chris Hill and analysts Jason Moser and Andy Cross dissect the hardest-hitting investing stories of the day.

Shares of J.C. Penney (NYSE:JCP) rise on resignation rumors. Shares of Dick's Sporting Goods (NYSE:DKS) bounce back. And shares of Zynga (NASDAQ:ZNGA) and Diamond Foods (UNKNOWN:DMND.DL) slide. In this installment of Investor Beat, our analysts discuss four stocks making moves.

The relevant video segment can be found between 2:29 and 4:37.