Stocks making the biggest moves in the premarket: Microsoft, Chewy, Boeing, AMC & more
Traders work on the floor of the New York Stock Exchange.
Spencer Platt | Getty Images News | Getty ImagesCheck out the companies making headlines in the premarket Friday:
American Express — American Express posted better-than-expected results for the previous quarter, driven by higher card member spending, and increasing loans and fees. The company also reaffirmed its 2019 outlook.
Microsoft —…