Amazon shares soar over 15% to all-time high on news of high AWS operating margin and strong North American sales Greg Bensinger / Wall Street Journal : Wall Street Journal 2015-04-25 Greg Bensinger Amazon, AWS, Greg Bensinger / Wall Street Journal, North American Related Coverage View article Re/code View article CNBC View article Yahoo! Finance View article Seeking Alpha View article GeekWire View article Tech Trader Daily View article Forbes View article ZDNet View article OStatic blogs