Reason 3 of 5: AWS grew only 69%... For a parallel universe take on Amazon's latest quarter, see Amazon rings up strong sales and profit growth in the holiday quarter (in the Jeff Bezos-owned Washington Post)
"Amazon’s Cloud Computing sales and profits also failed to live up to the hype.5 Reasons Investors Are Racing Out of Amazon.com - Digits - WSJ
Investors have been looking at cloud computing or the Amazon Web Services unit as key source of profit growth. Sales jumped and so did operating profits, but both fell below expectations.
Sales in the AWS division sales jumped 69% to $2.4 billion and operating profits rise to $687 million from $240 million. Yet, analysts were forecasting revenue gains of at least 70%."