https://finance.yahoo.com/news/amazons-prime-day-sales-soar-034851335.html > Jeff Bezos Becomes the Richest Man in Modern History, Topping $150 Billion" data-reactid="25">More from Bloomberg.com: Jeff Bezos Becomes the Richest Man in Modern History, Topping $150 Billion > Amazon itself hasn’t disclosed specifics, but Feedvisor’s estimates are based on results from its clients. The firm’s data indicates the glitches limited sales in only the first hour of the event, when sales were down 5 percent. They recovered in the second and third hours, according to Feedvisor, which is monitoring the event. Amazon’s stock had slid about 1.5 percent in extended trading in New York.