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

U.S. Steel (NYSE:X) reports a loss in the second quarter. National Oilwell Varco's (NYSE:NOV) profits fall 12%. Potash Corp. (NYSE:POT) gets hammered after a Russian component of one of the world's largest cartels pulls out of the cartel. And Barnes & Noble (NYSE:BKS) has to restate some financial statements. In this segment from Investor Beat, Jason and Isaac discuss four stocks making moves on Tuesday.

Chris HillIsaac Pino, CPA, and Jason Moser have no position in any stocks mentioned. The Motley Fool recommends and owns shares of National Oilwell Varco. Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.