For the current quarter, Amazon is guiding for revenue to come in between $151 billion and $155.5 billion. The target is significantly below the $158.33 billion in sales that had been called for by the average analyst estimate. If Amazon were to hit the midpoint of its sales guidance for Q1, it would mean delivering growth of 7%.

Amazon stock is at the bottom of the Dow Friday as the e-commerce giant's soft outlook offsets a fourth-quarter beat. This is what you need to know.