News & Analysis as of

Price-Fixing Antitrust Litigation

Patterson Belknap Webb & Tyler LLP

Algorithmic Price-Fixing Cases Reflect Exacting Pleading Standard

Last month, the U.S. District Court for the Northern District of California dismissed an antitrust lawsuit challenging several hotel chains’ use of AI software to suggest allegedly supra-competitive room rates. Dai v. SAS...more

McGuireWoods LLP

Seventh Circuit Requires District Courts to Resolve “Battle of Experts” Before Deciding Class Certification

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Gone are the days when district courts in the Seventh Circuit can grant class certification without resolving conflicting expert evidence. On Aug. 5, 2025, the U.S. Court of Appeals for the Seventh Circuit, in Arandell...more

DLA Piper

Inside Competition: August 2025

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Welcome to Inside Competition, DLA Piper’s monthly bulletin designed to help companies identify key legal developments in US antitrust and competition law. In addition to reporting on antitrust litigation and enforcement...more

A&O Shearman

Federal Judge Tosses Hotel Price-Fixing Lawsuit Over Insufficient Evidence Of Collusion Through Revenue Software

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On July 18, 2025, Judge Jeffrey S. White of the United States District Court for the Northern District of California granted a motion to dismiss filed by hotel operators and a software provider in a high-profile antitrust...more

McCarter & English, LLP

Antitrust Law in the Cannabis Sector

Recent antitrust litigation in the cannabis and vape sectors signals intensified scrutiny of pricing practices, distribution restraints, and exclusionary conduct. Two recent cases, Redbud Roots, Inc. v. Shenzhen Smoore...more

Mogin Law LLP

Artificial Intelligence Litigation Roundup: The First Wave

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It both rivals and compounds the transformation brought to us by advancements in computing technology, mobile technology, and the internet. The rapid evolution and commercialization of artificial intelligence (AI) tools has...more

A&O Shearman

After Twenty Years, In Re Rail Freight Ends With Summary Judgment For Defendant Rail Companies After Judge Finds Inadequate...

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On June 24, 2025, the United States District Court for the District of Columbia granted defendant rail companies’ motion for summary judgment on a Sherman Act Section 1 claim. In a lengthy and sweeping multi-district...more

Sheppard Mullin Richter & Hampton LLP

Cement and Concrete Admixture Price Fixing Conspiracy Allegations Not Strong Enough to Survive Motion to Dismiss

Judge Lewis Liman in the Southern District of New York recently dismissed antitrust complaints brought by direct and indirect purchasers against six major suppliers of concrete admixtures, cement additives, admixtures for...more

Vinson & Elkins LLP

Colorado Shifts to Robust State-Level Antitrust Enforcement Regime

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Colorado’s antitrust landscape is undergoing a fundamental transformation — not just because of the sweeping legislative changes enacted in 2023, but also due to the assertive approach now being taken by the Colorado Attorney...more

Arnall Golden Gregory LLP

Federal Court Permits MultiPlan Antitrust MDL to Proceed: Court Upholds Federal and State Antitrust and Consumer Protection...

On June 3, 2025, Judge Matthew F. Kennelly of the U.S. District Court for the Northern District of Illinois issued a sweeping ruling in In re MultiPlan Health Insurance Provider Litigation, largely denying motions to dismiss...more

Davies Ward Phillips & Vineberg LLP

Class Action Grounded: Court Finds Insufficient Factual Basis for Airline Capacity Constraint Suit

The Ontario Superior Court recently refused to certify a class action against four international airlines. The plaintiff alleged that the airlines conspired to constrain capacity for transborder travel between the United...more

A&O Shearman

Northern District Of Illinois Denies Motion To Dismiss Antitrust Claims In Healthcare Providers’ Price Fixing Lawsuit

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On June 3, 2025, Judge Matthew F. Kennelly denied motions to dismiss federal and state antitrust claims brought by healthcare providers (“plaintiffs”) against MultiPlan (a healthcare payment management service) and...more

King & Spalding

MultiPlan Algorithmic Pricing Antitrust Claims Survive Motion to Dismiss

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On June 3, 2025, Judge Matthew F. Kennelly of the United States District Court for the Northern District of Illinois denied motions to dismiss antitrust claims in a multidistrict litigation (MDL) against MultiPlan, Inc. and...more

Ward and Smith, P.A.

Antitrust Compliance for North Carolina Construction Companies: Avoiding Legal Pitfalls

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For construction company owners and managers, understanding antitrust laws and implementing effective compliance measures isn't just good business practice, it's essential protection against potentially devastating legal...more

Kerr Russell

Yes, Dentists Are Subject to Antitrust Law

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The U.S. Justice Department (DOJ) and the Federal Trade Commission (FTC) historically have been active in the health care industry, with many prosecutions of physicians and dentists for antitrust violations. These...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

Foley & Lardner LLP

What Every Multinational Company Should Know About … Potential Antitrust Exposure of Tariff-Related Pricing Changes

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As companies face mounting cost and supply pressures from rising tariffs, pricing managers are under growing pressure to adjust pricing strategies in fast-moving and uncertain conditions. As recently reported by the Wall...more

MG+M The Law Firm

New $203M Chicken Price Fixing Settlement Moves Toward Approval

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In March 2025, a new settlement was reached in a class action suit against several chicken processors accused of conspiring to reduce supply and raise the price of chicken. This most recent settlement is scheduled for a...more

A&O Shearman

California District Court Grants Software Company’s Motion To Dismiss In Algorithmic Price Fixing Case

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On March 21, 2025, Judge Jeffrey S. White of the United States District Court for the Northern District of California granted defendant software company’s motion to dismiss plaintiffs’ claims of price-fixing under the Sherman...more

A&O Shearman

Fourth Circuit Affirms Denial Of Class Certification In Coupon Services Price Fixing Case

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On February 12, 2025, the Fourth Circuit Court of Appeals affirmed the decision of the United States District Court for the Middle District of North Carolina not to grant class certification in a 17-year-old lawsuit accusing...more

Kilpatrick

New York federal court denies class certification for antitrust plaintiffs for the second time on predominance grounds

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For the second time, a New York federal district judge denied a motion for class certification filed by caustic soda purchasers, ruling that the plaintiffs had failed to meet the predominance requirement under Federal Rule of...more

Vinson & Elkins LLP

[CLE Hybrid Event] A Year in Review: Discussing Vinson & Elkins’ 2024 Chemicals & Energy Antitrust Report - February 12th,...

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Join us as Darren Tucker and Jason Powers discuss recent antitrust developments in the energy sector and what lies ahead for companies in 2025. Key topics include the incoming Trump administration’s approach to antitrust...more

ArentFox Schiff

Health Care Providers Should Seriously Consider Claims Under Two Antitrust Class Actions

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Now is the time for health care providers to consider participating in the recent Blue Cross Blue Shield (BCBS) antitrust class action settlement and the newly filed antitrust cases alleging widespread price fixing for...more

A&O Shearman

Washington District Court Denies Motion To Dismiss In Algorithmic Rent Price-Fixing Case

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On December 4, 2024, the United States District Court for the Western District of Washington denied defendants’ joint motion to dismiss plaintiffs’ class action price-fixing claims under Section 1 of the Sherman Act, allowing...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

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