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Monopolization Antitrust Litigation Antitrust Violations

Haug Partners LLP

Regeneron Pharmaceuticals, Inc. v. Amgen Inc.: Jury Finds Rebate Offers on Bundled Drugs in Exchange for Exclusive Formulary...

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On May 15, 2025, a federal jury in Delaware district court determined that Defendant Amgen Inc. (“Amgen”) violated antitrust and tort laws, and awarded $406.8 million in damages to Plaintiff Regeneron Pharmaceuticals, Inc....more

Rivkin Radler LLP

Cigna Sues Bristol Myers Squibb Alleging Scheme to Block Generic Drug

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Cigna filed a lawsuit on June 24 in Manhattan federal court accusing Bristol Myers Squibb of unlawfully blocking generic versions of its blood cancer drug, Pomalyst, from entering the market. The suit also names Celgene, a...more

Freeman Law

Tradeshows and Exhibitions | Sherman Antitrust Considerations

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Overview - The antitrust laws provide no bright-line rules about what particular analysis will apply for the exclusion of a participant from an exhibition marketplace, although likely, the Rule of Reason applies. In any...more

Mintz

Judge Allows Justice Department’s iPhone Monopolization Suit to Proceed

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On June 30, 2025, the US District Court for the District of New Jersey denied Apple’s Motion to Dismiss the U.S. Department of Justice’s (“DOJ”) lawsuit accusing the company of violating Section 2 of the Sherman Antitrust Act...more

A&O Shearman

Northern District Of Illinois Denies Motion To Dismiss Right-To-Repair Complaint Against A Manufacturer Of Agricultural Equipment

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On June 09, 2025, the United States District Court for the Northern District of Illinois denied a motion to dismiss filed by a manufacturer of agricultural equipment (“Defendant”) in a right-to-repair action brought by the...more

Patterson Belknap Webb & Tyler LLP

Plaintiff Shipping Company Appeals Ruling That It “Failed To Deliver the Goods” in Antitrust Suit Against Its Only Competitor in...

On March 11, 2025, Judge Christopher R. Cooper of the U.S. District Court for the District of Columbia granted a shipping company’s motion for summary judgment, dismissing an antitrust case brought by the only other company...more

Goodwin

Regeneron Awarded $407 Million in Amgen Antitrust Suit

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On May 15, 2025, a jury returned a verdict finding Amgen Inc. (“Amgen”) liable for antitrust violations and awarding Regeneron Pharmaceuticals, Inc. (“Regeneron”) over $400 million in damages....more

Fenwick & West LLP

DOJ’s Monopolization Wins Against Google May Spur Greater Enforcement Activity Under Trump 2.0

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On April 17, 2025, U.S. District Judge Leonie Brinkema held that Google had violated both Sections 1 and 2 of the Sherman Act by unlawfully monopolizing the publisher ad server and ad exchange markets and engaging in...more

Mogin Law LLP

Structural vs. Behavioral: Dueling Antitrust Remedies Proposed at Google Ad Trial

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During this week’s trial in Alexandria, Va., the Department of Justice (DOJ) and state attorneys general have outlined a sweeping set of structural and behavioral remedies to curtail Google’s dominance in digital advertising,...more

Barnea Jaffa Lande & Co.

U.S. Scores New Legal Antitrust Victory Over Google

The US government, led by President Trump, has recorded another big win in the battle that US law enforcement agencies have been waging for years against Google.   This time, a federal court issued a landmark ruling stating...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

Vedder Price

Antitrust Pressure Mounts for Dominant Tech Platforms

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Recent actions by the U.S. Department of Justice (“DOJ”) and Federal Trade Commission (“FTC”) highlight a sharp escalation in agency antitrust enforcement, particularly for dominant technology platforms. The DOJ has brought...more

A&O Shearman

Central District Of California Denies Motion To Dismiss Antitrust Claims In Ticketing Class Action

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On April 11, 2025, Judge George H. Wu of the United States District Court for the Central District of California issued a ruling on a motion to dismiss filed by Live Nation Entertainment, Inc. and Ticketmaster LLC...more

Morrison & Foerster LLP

Quarterly Cartel Catch-Up – The Trump Administration’s Criminal Antitrust Enforcement Posture Takes Shape

As previously predicted, the new year and change of administration in the U.S. brought a series of notable developments in criminal antitrust enforcement. Recent actions indicate that the new antitrust leadership in the...more

ArentFox Schiff

Antitrust Ruling: Google’s Ad Tech Monopoly Decision Signals Change

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On April 17, the US District Court for the Eastern District of Virginia found that Google violated antitrust law by maintaining a monopoly in the advertising technology market and unlawfully tying its products together....more

Cozen O'Connor

Google Found Liable for Anticompetitive Practices in Digital Advertising Markets

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A bipartisan coalition of 17 AGs and the U.S. DOJ obtained a favorable ruling in the U.S. District Court for the Eastern District of Virginia in their antitrust case against Google LLC. As previously reported, the suit...more

Holland & Knight LLP

Google Search: Data Sharing as a Risk or Remedy?

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Google is so ubiquitous it's both a noun and a verb, and nearly everyone's search engine of choice. As a result, the landmark antitrust case brought by the U.S. Department of Justice and several states (collectively, the...more

Axinn, Veltrop & Harkrider LLP

Axinn Associates at the Antitrust Spring Meeting: Bridging Moats: Targeting Monopoly Entrenchment

At the American Bar Association’s annual Spring Meeting on April 2–4, 2025, an economist and a group of antitrust practitioners, including Axinn partner Leslie Overton, came together to discuss issues of entrenchment on the...more

Mogin Law LLP

Government Attorneys Continue Call for Google to Divest Chrome

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The Department of Justice and 39 state attorneys general have revised proposed remedies they say will restore competition in the internet search engine market dominated by Google via an “illegal monopoly,” as they...more

Zelle  LLP

Ninth Circuit Upholds Denial of American Booksellers Association’s Motion to Intervene in FTC v. Amazon.com

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On December 4, 2024, the Ninth Circuit upheld the District Court’s denial of the American Booksellers Association’s motion to intervene in an antitrust suit brought against Amazon.com by the FTC and 19 states. The Ninth...more

Mogin Law LLP

Judge Rejects Google’s Motion to Dismiss States’ Advertising Antitrust Case

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A suit brought by state attorneys general accusing Google of overseeing a broad scheme of anticompetitive conduct in digital display advertising markets will continue following a Jan. 28, 2025, ruling from the Eastern...more

A&O Shearman

NBA Legend’s Monopolization Challenge Against NASCAR To Proceed

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On January 10, 2025, Judge Kenneth D. Bell of the United States Court for the Western District of North Carolina denied NASCAR’s motion to dismiss stock car racing team 23XI Racing’s (“plaintiff”) monopolization case against...more

A&O Shearman

Utah District Court Grants Mattress Businesses’ Motion To Dismiss In Antitrust Case Alleging Conspiracy In And Monopolization Of...

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On October 16, 2024, Judge David Barlow of the United States District Court for the District of Utah granted defendants’ motion to dismiss plaintiff’s claims that nine defendants (specifically, sellers, distributors, and...more

Mogin Law LLP

DOJ, States Sue Live Nation-Ticketmaster for Monopolizing Live Concert Markets

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Agencies seek to split the company, saying exclusionary conduct harms consumers, artists, and venue owners. The Antitrust Division of the Justice Department and 30 state attorneys general sued Live Nation Entertainment Inc....more

K&L Gates LLP

Judge Dismisses FTC Case Against Welsh Carson but Enforcement Focus on Private Equity in Health Care Continues

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On 13 May, a federal district court judge dismissed the Federal Trade Commission’s (FTC) antitrust case against private equity firm Welsh, Carson, Anderson & Stowe and affiliated entities (Welsh Carson). This matter has been...more

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