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

Higher-than-expected second-quarter profits drove shares of UnitedHealth (NYSE:UNH) to a new all-time high. Also, eBay's (NASDAQ:EBAY) earnings were in line with expectations, but the outlook for the rest of the year was disappointing, and shares took a hit. Overstock.com's (NASDAQ:OSTK) second-quarter profits came in seven times higher than what they were in this quarter last year. And Nokia's (NYSE:NOK) second-quarter sales fell 24%, but analysts were expecting even worse. In this segment, our analysts look at four stocks making big moves in Thursday's market.

This article represents the opinion of the writer, who may disagree with the “official” recommendation position of a Motley Fool premium advisory service. We’re motley! Questioning an investing thesis -- even one of our own -- helps us all think critically about investing and make decisions that help us become smarter, happier, and richer.