Google Appeal Opens Multifront Antitrust Summer Without a Sheriff

On May 22, 2026, Google filed its opening appellate brief in the U.S. Court of Appeals for the D.C. Circuit, formally challenging the district court ruling that found the company had illegally maintained a monopoly in general search and search-text advertising. The 189-page brief, covered by Tech Times on June 20, contests both the liability finding handed down by Judge Amit Mehta in August 2024 and the behavioral remedies, including data-sharing mandates with rival search engines, that are already in effect. The Department of Justice and a coalition of 38 state attorneys general filed a cross-appeal, arguing that the district court erred by refusing to order Google to divest its Chrome browser. Both appeals are now docketed together at the D.C. Circuit, which has set a briefing schedule that will carry oral argument into the first quarter of 2027.

The Google appeal is the gravitational center of U.S. competition policy in 2026, but it is far from the only appellate proceeding reshaping the antitrust landscape. Within a six-week window this summer, the European Court of Justice dismissed Google's appeal of a 4.1 billion euro fine tied to Android bundling practices, a Swedish court ordered Alphabet to pay roughly $1.5 billion in damages to Klarna's PriceRunner unit for self-preferencing in shopping search results, and the U.S. Supreme Court granted certiorari in Apple's appeal of a contempt finding in its long-running litigation with Epic Games. Each proceeding turns on a distinct question of law. Together they form a map of where antitrust enforcement is heading, and where it may stall, at the appellate level.

I. The Google appeal at the D.C. Circuit. Google's opening brief does not ask the appellate panel to revisit every finding of fact from the 10-week district court trial. Instead it trains its argument on what the company calls three legal errors: the definition of the relevant market, the treatment of Google's default-search agreements with Apple and Mozilla as exclusionary rather than procompetitive, and the scope of the data-sharing remedy imposed by the district court. The company argues that the remedy, which requires Google to license its click-and-query data to qualified rivals for a syndication fee, exceeds the bounds of what Section 2 of the Sherman Act permits. The DOJ cross-appeal presses the opposite contention: that the remedy is too narrow and that structural relief, specifically the divestiture of Chrome, is the only way to restore competition in the search market.

The D.C. Circuit panel that will hear the case has not yet been named, but the composition of that panel will matter enormously. The D.C. Circuit has been the venue for every major antitrust appeal involving a technology platform for two decades, from the Microsoft settlement review in 2001 to the AT&T-Time Warner merger defense in 2018. Its judges are familiar with the economics of multi-sided markets, and several have written opinions that either endorse or critique the consumer-welfare standard that has governed U.S. antitrust law since the late 1970s. A panel that includes, for example, a judge who has questioned whether price effects alone can capture harm in zero-price consumer markets would be a panel that Google's outside counsel watches with concern.

The briefing itself reveals a strategic choice by Google's appellate team. Rather than attack the district court's factual findings head-on, which face deferential clear-error review, the company is challenging the legal framework under which those facts were evaluated. The market-definition argument, in particular, is designed to attract the attention of a panel that may be receptive to the view that the relevant market should include TikTok, Amazon, and other platforms where consumers initiate product and information searches. If the D.C. Circuit agrees that the district court defined the market too narrowly, the monopoly-maintenance finding collapses before the court ever reaches the remedy question.

II. The DOJ leadership vacuum. While the Google briefs pile up on the docket, the Justice Department's Antitrust Division is operating without a Senate-confirmed chief for the second time in five months. Omeed Assefi, who had led the division since February 2026 after the departure of the first Trump-appointed antitrust head, left the post on June 27, Tech Times reported on June 28. The White House has signaled it intends to nominate Adam Candeub, the general counsel at the Federal Communications Commission, to fill the role. Reuters reported on June 25 that Candeub is a telecom regulatory lawyer with no prior antitrust enforcement experience.

The nomination has drawn attention from both flanks of the antitrust bar. Candeub's supporters point to his work on communications regulation, which often involves market-power analysis in concentrated industries, as transferable expertise. Critics, including several former enforcement-agency attorneys who have commented publicly, note that the division is simultaneously litigating the Google search case on appeal, preparing for trial in the Google ad-tech case, and pursuing a monopolization suit against Apple, all while overseeing merger review for an administration that has sent mixed signals about whether it will continue the aggressive enforcement posture of the Biden years. A nominee without a track record in antitrust litigation will face a steep learning curve, and the confirmation process itself could take months.

The White House is poised to nominate Adam Candeub, the general counsel at the Federal Communications Commission, to take over as the Justice Department's antitrust chief., Reuters, June 25, 2026

The practical consequence of the leadership gap is not that the division stops functioning. Career attorneys and the front-office deputies who remain in place will continue to file briefs, meet deadlines, and prepare for oral argument. But a division without a confirmed assistant attorney general lacks the political capital to make strategic decisions about which cases to prioritize, which settlement terms to accept, and how to allocate trial resources across multiple major matters. The Google appellate team at the D.C. Circuit knows this, and the company's briefing strategy reflects an awareness that the government's side of the table may be less coordinated than it was when the case was tried in 2024.

III. The Klarna ruling and the global damages front. On July 1, a Swedish court ordered Alphabet to pay approximately 14.3 billion Swedish kronor, equivalent to roughly $1.5 billion, in antitrust damages to PriceRunner, the price-comparison platform owned by the payments company Klarna. MarketBeat reported via Yahoo Finance on July 5 that the award, which with interest reaches nearly $2 billion, represents one of the largest private antitrust damages judgments ever entered against a technology company in Europe. The Swedish court found that Google had abused its dominant position in general search by favoring its own shopping-comparison product over PriceRunner's listings in search results.

The Klarna ruling matters to the U.S. appellate path for a reason that is procedural rather than precedential: it demonstrates that private litigants can now use final competition-authority findings as a springboard for follow-on damages claims. The European Commission fined Google 2.42 billion euros in 2017 for the same shopping-search conduct. That fine survived a legal challenge at the European Court of Justice in 2024. The Swedish court treated the Commission's liability finding as effectively res judicata, narrowing the trial to the question of quantum. American judges do not apply res judicata across sovereigns, but the dynamic is relevant. Every final judgment against Google in one jurisdiction becomes a template for private suits in another, and the aggregate liability exposure begins to look less like a compliance cost and more like a structural risk.

That same week, on July 2, the European Court of Justice dismissed Google's appeal of the 4.1 billion euro fine the Commission imposed in 2018 for anticompetitive practices related to the Android mobile operating system. The ruling, reported by the Associated Press, ends a seven-year appellate process and requires Google to pay the largest single antitrust fine in European Union history. The Android case has a direct analogue in the U.S. Department of Justice's lawsuit against Apple, which alleges that Apple uses its control over iOS to foreclose competition in mobile app distribution, digital payments, and cloud gaming. The ECJ's reasoning, which treats the tying of Google Search and Chrome to the Android operating system as an abuse of dominance, provides a legal theory that the DOJ can cite, even if it is not binding on a U.S. court.

IV. Apple's Supreme Court gamble. On June 30, the U.S. Supreme Court agreed to hear Apple's appeal of a contempt finding entered by a California federal district court in the Epic Games litigation. The underlying dispute dates to 2021, when the district court found that Apple's anti-steering rules, which prohibited app developers from telling users about cheaper payment options outside the App Store, violated California's Unfair Competition Law. Apple was ordered to permit developers to include links and buttons directing users to external purchase pages. In 2025, Epic moved for contempt, arguing that Apple's compliance, which allowed external links but imposed a 27 percent commission on transactions initiated through them, was a sham. The district court agreed and held Apple in contempt in early 2026.

Apple's petition for certiorari argued that the contempt finding punishes the company for complying with the letter of the injunction while exercising its legitimate business judgment about how to structure developer fees. The Supreme Court's decision to hear the case, reported by 9to5Mac and confirmed by Reuters, signals that at least four justices believe the contempt standard warrants clarification. The case will be argued in the October 2026 term, with a decision expected by June 2027. The question presented is narrow: whether a district court can hold a party in contempt for conduct that facially complies with an injunction but allegedly undermines its purpose. But the implications for antitrust remedy design are broad. If the Supreme Court constrains the contempt power, enforcement agencies lose one of their most potent tools for ensuring that conduct remedies are not evaded through technical compliance.

V. What the appellate panel will care about. Returning to the D.C. Circuit, the Google appeal is likely to turn on three questions that matter more to an appellate panel than they did to the district court. The first is the standard of review. Liability findings in bench trials are reviewed for clear error, but legal conclusions, including the definition of the relevant market and the application of the rule of reason, are reviewed de novo. Google's brief is constructed to maximize the number of issues that receive de novo review. The second question is remedy proportionality. The D.C. Circuit has previously expressed skepticism about structural remedies in Sherman Act cases when behavioral remedies are available and have not yet been shown to fail. The panel may ask whether the district court adequately explained why data-sharing alone is insufficient before being asked to impose a Chrome divestiture. The third question is the role of the government's cross-appeal. Cross-appeals are procedurally disfavored when the appellee is satisfied with the remedy but seeks more. The panel may treat the DOJ's cross-appeal as an invitation to affirm the existing remedy, not an opportunity to expand it.

What is notable about this appellate moment is how many distinct legal systems are now converging on the same defendants, the same conduct, and, increasingly, the same remedy theories. The D.C. Circuit will read the ECJ's Android judgment. The Supreme Court will be aware of the Klarna damages award when it considers Apple's contempt appeal. The DOJ's career staff will draft briefs that cite foreign judgments as persuasive authority, even as the political leadership that supervises them remains in flux. The result is an appellate ecosystem in which no single ruling is dispositive, but each ruling raises or lowers the probability of success in every other forum.

The next checkpoint is the D.C. Circuit's scheduling order for oral argument in the Google appeal, expected before the end of September. That order will name the panel and set a date. Once the panel is known, the antitrust bar will begin its own appellate handicapping. The names that appear on that order will do more to determine the trajectory of U.S. competition policy than any White House personnel announcement in the interim. And they will do so before the Senate confirms anyone to lead the division that is arguing the case.