How Serious Is Amazon’s Challenge to Google and Facebook?

Tech giant's purchase of Sizmek's assets makes clear its ad-tech ambitions

The duopoly accounts for 57.7% of U.S. digital advertising market share. How can Amazon close the gap? Getty Images, Facebook, Amazon, Google

Amazon ended weeks of speculation by confirming its intended purchase of the Sizmek ad server and Dynamic Creative Optimization (DCO) suite. Some believe that this move could disrupt the very top of the digital advertising market.

@ronan_shields Ronan Shields is a programmatic reporter at Adweek, focusing on ad-tech.