Almost One-Fifth of Programmatic Ad Impressions Are Invalid: Pixalate Study

Anti-fraud vendor Pixalate has seems like an optimist: they found a mere 19% of U.S. programmatic ads are invalid traffic, which usually indicates fraud. The U.S. showed more fraud than Canada or the big European countries, although less than India, Russia, and Brazil. Video showed more fraud than Web ads and in-app ads are worse than both.