Amazon shares have climbed nearly 7% since the beginning of the year, while the S&P's 500 index has climbed almost 8%. In the final minutes of trading on Thursday, shares hit $233.87, a climb of 25% in the last 12 months.

Revenue and earnings are always key figures when companies report results, and in Amazon's case, you can throw in operating income as a metric of focus. On the revenue front, the FactSet consensus calls for $162.