David Einhorn sent shars of Chipotle sharply lower following his presentation at the Value Investors Conference, where he suggested shorting shares of the premium-priced buritto company. Given his past track record of successful shorts, he's not the guy you want to bet against. 

He was also careful to note that Chipotle isn't a poorly managed company, simply that he sees increasing pressure from Yum! Brands and thinks Chipotle's premium valuation doesn't justify the risk.

See more in the following video.

To read up on how Einhorn's last short thesis played out, make sure you read our premium research report on Green Mountain Coffee Roasters. In it you'll find everything you need to know about this embattled company, including whether it's a buy at today's crazy cheap prices. Click here for instant access. 

Austin Smith and Blake Bos have no positions in the stocks mentioned above. The Motley Fool owns shares of Chipotle Mexican Grill and has options on Green Mountain Coffee Roasters. Motley Fool newsletter services recommend Chipotle Mexican Grill and Green Mountain Coffee Roasters. Try any of our Foolish newsletter services free for 30 days. We Fools don't 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.