Amazon (AMZN - Free Report) came out with quarterly earnings of $0.20 per share, missing the Zacks Consensus Estimate of $0.22 per share. This compares to earnings of $0.31 per share a year ago. These figures are adjusted for non-recurring items.This quarterly report represents an earnings surprise of -9.09%. A quarter ago, it was expected that this online retailer would post earnings of $0.15 per share when it actually produced earnings of $0.10, delivering a surprise of -33.33%.Over the last four quarters, the company has surpassed consensus EPS estimates just once.