When the financial media discusses the rise of the retail investor, the name Robinhood Markets (NASDAQ:HOOD) is bound to be mentioned. As well it should be: The company popularized zero-commission trades, the ability to buy fractional shares, and became beloved among the younger generation of investors. 

But does that make the growth stock a good investment? In this July 26 video that recaps an hour-long deep dive into the company, Motley Fool contributors Brian Feroldi and Brian Stoffel came away with a surprisingly rose-tinted view of the company's prospects. That doesn't mean they're rushing out to buy it, but watch to find out why they were so encouraged by what they found -- and the big risk giving them pause.

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.