The second largest publicly traded 3D-printing company, Stratasys (NASDAQ:SSYS), reports earnings before the stock market opens on Thursday morning. With the company's shares up 36% since the second quarter, expectations are high for Stratasys. While Wall Street expects the company to report $0.42 earnings per share and $117.13 million in revenue, investors really need to focus on more than just the quarterly numbers in order to achieve long-term investment success.

Investors willl want to pay careful attention to four key areas: Makerbot, organic growth, margins & mix, and technology developments. While the company's guidance will likely determine whether or not shares rise or fall, these four key areas are the most important to watch for Stratasys's long-term success.

In the video below, Motley Fool analsyt Blake Bos digs into these four key areas, and gives investors one crucial element to focus on within each one.