Magnite Files Lawsuit Against Google, Alleging Ad Tech Monopoly

Sept. 16, 2025, 12:37 PM UTC

Magnite files a lawsuit against Google seeking financial damages and remedies in light of April’s federal court ruling that Google engaged in “anticompetitive” acts in the ad exchange and ad server markets, the company said.

  • Suit outlines what Magnite calls Google’s “exclusionary scheme to lock publishers into its ad server and to preference its own exchange”
  • Google’s conduct deprived Magnite opportunity to grow, harming publishers and advertisers alike, Magnite alleges
  • NOTE, April 17: Google Illegally Monopolized Ad Tech Markets, Judge Says

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