Amazon ( AMZN -3.99%) stock is slipping in Friday's trading. The tech giant's share price was down 4.1% as of 2:30 p.m. ET. Meanwhile, the S&P 500 ( ^GSPC -0.81%) was down 1%, and the Nasdaq Composite ...
robotics, R&D efficiencies). Price Action: Amazon stock is up 2.35% at $231.25 at last check Tuesday.