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Antitrust Division Antitrust Litigation Sherman Act

DLA Piper

Inside Competition: September 2025

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Inside Competition is designed to help companies identify important legal developments in antitrust and competition law in the United States. ...more

Cozen O'Connor

Court Orders Remedies Against Google in Search Monopolization Case

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The U.S. District Court for the District of Columbia issued its remedies decision in an antitrust case brought against Google by a bipartisan coalition of 38 AGs and the DOJ. This decision follows the court’s 2024 finding...more

DLA Piper

Federal Court Orders Remedies in Google Antitrust Case, Rejects DOJ Call for Breakup

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The US District Court for the District of Columbia issued, on September 2, 2025, a landmark ruling in the US Department of Justice’s (DOJ) antitrust case against Google, imposing significant remedies to address the company’s...more

Hughes Hubbard & Reed LLP

Court Issues Remedies Ruling in United States v. Google Search Case

A significant milestone was reached this week in the Justice Department’s antitrust litigation against Google regarding its internet search business. U.S. District Judge Amit P. Mehta issued a 230-page ruling on remedies...more

Mogin Law LLP

Although a Monopolist, Google Escapes Divestitures in DOJ’s Antitrust Case

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U.S. District Judge Amit Mehta this week ruled that Google must execute a number of behavioral remedies, such as halting exclusive arrangements, but spared the company from more severe structural remedies, such as divesting...more

Mogin Law LLP

Nation’s Largest Property Manager Settles Antitrust Claims Over Algorithmic Pricing Practices

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Greystar Management Services, one of the nation’s largest property management firms, has agreed to resolve the government’s allegations that its use of RealPage’s algorithmic pricing software violated Section 1 of the Sherman...more

Herbert Smith Freehills Kramer

Antitrust Regulation in the Marketplace of Ideas

Contrary to some early predictions, the Trump administration appears committed to vigorous enforcement of the antitrust laws. While the Antitrust Division of the Department of Justice and the Federal Trade Commission (FTC)...more

Wilson Sonsini Goodrich & Rosati

Ninth Circuit Clarifies (Somewhat) the Antitrust Risk of Pricing Algorithms

On August 15, 2025, the U.S. Court of Appeals for the Ninth Circuit raised the bar for bringing antitrust claims against companies that provide or use pricing algorithms. The decision begins to clarify an area of antitrust...more

Perkins Coie

Emerging Antitrust Implications for "Fact Checking” Content

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Key Takeaways - A recent statement of interest from the U.S. Department of Justice focuses on “fact checking” efforts as potential antitrust violations due to the potential to suppress competition within the “marketplace of...more

Mogin Law LLP

DOJ: Undermining “Viewpoint Competition” Constitutes Antitrust Injury

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Just like any market in which competitors sell goods and services, the Department of Justice Antitrust Division argues that the marketplace of ideas, diversity of perspectives, and “viewpoint competition” are subject to...more

A&O Shearman

Ninth Circuit Panel Affirms Ruling That “Unclean Hands” Does Not Bar Antitrust Standing

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On May 23, 2025, a panel for the United States Court of Appeals for the Ninth Circuit addressed the application of the “unclean hands” doctrine to antitrust standing. PharmacyChecker.com LLC v. LegitScript LLC, No. 24-2697...more

Jenner & Block

U.S. et al. v. Google LLC: Key Takeaways from Advertising Technology Antitrust Decision

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Google again made antitrust headlines last week when a federal judge issued a 115-page decision finding that Google violated federal antitrust law by unlawfully establishing a monopoly in digital advertising markets relied...more

Troutman Pepper Locke

Navigating 4th Circ.'s Antitrust Burden In Hybrid Relationships

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On Nov. 12, the U.S. Supreme Court declined certiorari for the U.S. v. Brewbaker decision in the U.S. Court of Appeals for the Fourth Circuit, leaving undisturbed the ruling that heightens the burden on antitrust prosecutors...more

A&O Shearman

Illinois District Court Dismisses Antitrust Case Alleging Monopolization Of Transportation Services For Canadian Crude Oil In...

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On January 13, 2025, the United States District Court for the Northern District of Illinois granted defendant’s motion to dismiss plaintiff’s claim that it monopolized the market for “Canadian crude oil transportation...more

A&O Shearman

New York Federal Court Denies Defendants’ Motions To Dismiss Sports Streaming Antitrust Suit

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Plaintiff, a U.S.-based streaming service that focuses primarily on delivering live sports streaming, filed the lawsuit in February 2024 to challenge a new sports-only streaming joint venture, Venu, established by Disney,...more

Pillsbury Winthrop Shaw Pittman LLP

Key Areas to Consider Under the Updated Antitrust Division Corporate Compliance Guidelines

The revised Antitrust Compliance Guidelines expand their scope and provide critical insight into how the Department of Justice (DOJ) evaluates compliance programs—not only as tools to address criminal antitrust violations but...more

A&O Shearman

New Jersey District Court Dismisses Algorithmic Room-Rate-Fixing Case Alleging Use Of Room Pricing Software By Atlantic City...

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On September 30, 2024, Judge Karen M. Williams of the United States District Court for the District of New Jersey dismissed with prejudice a complaint, lodged by a putative class of consumers, that alleged various...more

Holland & Knight LLP

Gibson Decision Hands Atlantic City Casino-Hotels Dismissal of Price-Fixing Claims

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As Holland & Knight's Antitrust Team previously reported, the U.S. District Court for the District of Nevada in May 2024 dismissed with prejudice a putative class action alleging that a handful of Las Vegas hotel operators...more

A&O Shearman

Complaint Against Health Company Sufficiently Pleads Non-Interchangeability Of Emergency Room And Urgent Care Services

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On September 5, 2024, the United States District Court for the Middle District of Florida denied Health First, Inc.’s motion to dismiss plaintiffs’ amended complaint in a class action lawsuit alleging monopolization and...more

A&O Shearman

Fourth Circuit Affirms That Continuing Violation Doctrine Does Not Preserve Time-Barred Antitrust Claims Without “New” Harm Or...

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On August 29, 2024, the Fourth Circuit affirmed a district court’s decision granting summary judgment and dismissing antitrust claims by CSX Transportation, Inc. (“CSX” or “Plaintiff”) against Norfolk Southern Railway Company...more

Holland & Knight LLP

DOJ Introduces New Twist in Algorithmic Collusion Cases

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It has been almost two years since private plaintiffs initiated the first antitrust class action cases against RealPage and owners and managers of multifamily apartment buildings, alleging collusion by algorithm in the use of...more

Foley Hoag LLP - State AG Insights

30 State Attorneys General Team up with DOJ to Sue Live Nation for Violations of Antitrust Law

United States Attorney General Merrick Garland, giving remarks about the lawsuit, highlighted public criticism over Live Nation-Ticketmaster’s “exorbitant fees and technological failures” and stated that this lawsuit is “what...more

A&O Shearman

Eastern District Of New York Finds Circumstantial Evidence Enough To Defeat Summary Judgment Motion In Antitrust Case Against...

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First, the Court considered whether there was sufficient evidence to conclude that the Defendants’ standards, in and of themselves, violated Section 1 and concluded there was not.  Instead, the Court held that...more

Wilson Sonsini Goodrich & Rosati

2023 Antitrust Year in Review

Wilson Sonsini Goodrich & Rosati is pleased to present its 2023 Antitrust Year in Review, which provides an overview of the significant developments in antitrust law, policy, and enforcement over the past year. This report...more

Troutman Pepper Locke

Tennessee and Virginia AGs File Antitrust Suit Against NCAA Over New NIL Policies

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On January 31, Tennessee Attorney General (AG) Jonathan Skrmetti, joined by Virginia AG Jason Miyares, filed suit against the NCAA in the U.S. District Court for the Eastern District of Tennessee for alleged violations of the...more

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