That was quick. After dipping in the immediate wake of an earnings announcement last week, shares of Green Mountain Coffee Roasters (UNKNOWN:GMCR.DL) are back near their highs for the year.

But there could be room for the stock to continue climbing. In the video below, Fool contributor Demitrios Kalogeropoulos outlines a few reasons for investors to be bullish on the company, despite its premium valuation right now. Strong sales growth in the U.S., a rising installed base of coffee brewers, and spiking profitability all point to the potential for further gains down the road, he says.