The US Department of Justice (DOJ) and the Federal Trade Commission (FTC) have increased antitrust litigation against Big Tech, focusing on monopolization, merger control, and anticompetitive conduct. These cases reflect a shift toward aggressive enforcement, with agencies seeking structural remedies like divestitures and prior approval requirements for future mergers. The outcomes could reshape how tech firms grow and compete.

Companies should review current merger strategies in light of evolving enforcement trends. Consider the implications of narrow market definitions and prepare for increased scrutiny of vertical and horizontal agreements.

This article was first published on Global Competition Review in August 2025; for further in-depth analysis, please visit the GCR – Americas Antitrust Review 2026.