Amazon.com Inc (AMZN) Stock Price Surges 18% On Surprise Q2 Profit, Sales Leap 20% On Strength In North America

Shares of Amazon.com Inc. (NASDAQ:AMZN) soared 18 percent in extended-hours trading Thursday after the e-commerce giant posted a surprise quarterly profit. Sales soared 20 percent from a year ago, driven by strength in North America, its largest market. The stock soared just over 18.5 percent to as high as $572.99 in after-hours trading.