The following video is from Thursday's Investor Beat, in which host Chris Hill, and analysts Charly Travers and Matt Argersinger dissect the hardest-hitting investing stories of the day.

Shares of Wal-Mart (NYSE:WMT) fell on Thursday after the retailer reported a decline in same-store sales. Wal-Mart also lowered guidance for the current quarter. Shares of Wal-Mart have beaten the market over the last one, two, and five years. In this installment of Investor Beat, our analysts discuss this story, as well as four of the biggest movers on today's market, and two stocks they'll be watching closely this week.