US v. Google (ad tech): court finds Google monopolized ad tech markets
Regulatory
Judge Leonie Brinkema ruled that Google illegally monopolized the markets for publisher ad servers and ad exchanges for open-web display advertising, a landmark win for the Justice Department and 17 states.
Announced: Apr 17, 2025
Last updated Sep 26, 2026 by the ATDb Editorial Team · Connections updated Sep 26, 2026
Overview
Judge Leonie Brinkema ruled that Google illegally monopolized the markets for publisher ad servers and ad exchanges for open-web display advertising, a landmark win for the Justice Department and 17 states.
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