In this segment from Investor Beat, Motley Fool analysts Isaac Pino and Jason Moser explain why they're keeping a close watch on shares of Deere & Co. (NYSE:DE) and SINA (NASDAQ:SINA).

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.