FTC Poised to Sue Amazon for Antitrust Violations Next Week

The Federal Trade Commission is expected to sue Amazon.com Inc. for antitrust violations next week, according to people familiar with the matter – marking the agency’s fourth swipe at the online retail giant this year.

The lawsuit, expected to be filed in federal court by the agency, marks a groundbreaking moment for FTC Chair Lina Khan, who shot to fame as a law student for a legal article about how to rethink antitrust law to apply to Amazon in the digital age.

The antitrust complaint is expected to focus on how Amazon’s pricing policies, already the subject of a ...