The U.S. Federal Trade Commission has appealed a federal court ruling that dismissed its antitrust case against Meta Platforms, reigniting a fight over the company's roughly $20 billion in social-media acquisitions, according to CNBC. The appeal returns the marquee litigation to a federal appellate panel, where the agency will ask judges to revive claims that Meta illegally preserved a personal-social-networking monopoly through its 2012 purchase of Instagram and its 2014 purchase of WhatsApp.

The case had been pending in the U.S. District Court for the District of Columbia under Judge James E. Boasberg. Decisions from that court in FTC enforcement actions are reviewed by the U.S. Court of Appeals for the D.C. Circuit, the appellate forum that handles most of the agency's competition disputes.

How did the case get here?

The FTC filed its original complaint in December 2020, alleging that Meta had pursued a course of conduct to suppress personal-social-networking competition. The trial court dismissed that initial pleading for failure to state a claim and gave the agency an opportunity to refile. The FTC returned with a revised complaint months later. After additional litigation over the adequacy of the agency's market-definition allegations, the trial court dismissed the operative pleading, prompting the FTC to seek appellate review rather than amend again.

What did the trial court decide?

The district court dismissed the FTC's operative complaint, concluding that the agency had not adequately alleged Meta held monopoly power in any properly defined antitrust market. The court found the FTC's market-definition allegations too thin to support its theory that Meta maintained a personal-social-networking monopoly through Instagram and WhatsApp.

That ruling cut the FTC's case off at the pleadings stage, before any factual discovery or trial on the merits. The FTC chose appellate review rather than another attempt to amend its complaint.

Why Instagram and WhatsApp?

The complaint centers on two purchases Meta completed more than a decade ago:

• Instagram: acquired in 2012 for approximately $1 billion in cash and stock
• WhatsApp: acquired in 2014 for approximately $19 billion in cash and stock

The agency contends Meta targeted the two rivals to remove competitive threats from the personal-social-networking market and then locked in users through restrictive interoperability policies. The two deals, the FTC alleged, transformed Meta from a single-product social network into the operator of three of the four largest social platforms in the United States.

What changes for practitioners?

For antitrust counsel, the appeal carries two practical signals. First, the FTC continues to treat consummated tech mergers as targets for Section 2 of the Sherman Act, even when the deals closed more than a decade earlier. Second, the appellate decision will set the pleading standard for "monopoly maintenance" claims against platform defendants — a theory the agency has used aggressively against other large technology firms.

A ruling for the FTC could lower the factual threshold for Section 2 actions and clear a path for the agency to seek structural remedies, including potential divestiture of Instagram or WhatsApp. A ruling for Meta would tighten the bar against retrospective merger challenges and likely embolden platform operators resisting similar inquiries.

When is a decision expected?

The D.C. Circuit typically schedules oral argument within four to six months of receiving the FTC's opening brief. A decision will likely not arrive before late 2025. The losing party could then seek further review in the U.S. Supreme Court, where four votes are required to grant certiorari.

What should advisors tell clients now?

Counsel advising platform operators on prospective or pending deals should flag that consummated transactions remain exposed to monopolization claims, regardless of how long ago they closed. Companies weighing acquisitions in adjacent or overlapping product markets should expect continuing regulatory scrutiny of integration choices, data-sharing arrangements, and interoperability policies for years after closing.