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California › Antitrust Litigation

Vinson & Elkins LLP

California Looks to Crack Down on Algorithmic Pricing and Clarify Antitrust Pleading Standards

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The California State Assembly recently unveiled legislation (“AB 325”) designed to strengthen California antitrust enforcement in two ways. First, the proposed statute would impose heavy restrictions on — and under some...more

Brownstein Hyatt Farber Schreck

California Regulators Contemplate Potential State-Level Action on Antitrust

Brownstein Hyatt Farber Schreck on

At an upcoming June 26 meeting, The California Law Revision Commission (CLRC) will discuss proposed draft language to introduce state-level merger control provisions into California antitrust law via amendments to the...more

A&O Shearman

Maker Of 5-hour ENERGY® Falls Short On Robinson-Patman Act Claims Again

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On May 28, 2025, the United States District Court for the Central District of California held that plaintiffs failed to prove that they incurred an antitrust injury flowing from the differential promotional allowances...more

Vinson & Elkins LLP

California’s 2025 Abuse of Dominance Proposal: Redefining State-Level Antitrust Enforcement In The Fourth-Largest Economy on Earth

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For decades, California enforcers and politicians have argued for state-level antitrust enforcement activity at a level commensurate with California’s $4.1 trillion economy, the largest state economy in the United States....more

A&O Shearman

Northern District Of California Finds Willful Violation Of Injunction By Apple, Orders Enforcement and Refers Matter For Criminal...

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On April 30, 2025, Judge Yvonne Gonzalez Rogers of the United States District Court for the Northern District of California granted a motion by Epic Games, Inc. to enforce a 2021 injunction against Apple Inc., finding that a...more

Paul Hastings LLP

Antitrust Lawsuits Accuse Insurers of Conspiring to Deny Fire Insurance to California Homeowners

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On April 18, 2025, law firms representing California homeowners filed a pair of lawsuits accusing dozens of insurance companies of conspiring to deny property insurance to homeowners in fire-prone areas of California,...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

Zelle LLP

Judge Donato Excludes Expert Opinion Testimony, Denies Class Certification in Klein V. Meta

Zelle LLP on

On January 24, 2025, Judge Donato granted Meta’s motion to exclude the opinions of user plaintiffs’ expert on antitrust injury. Finding that the class certification motion depended on the expert opinions offered by Dr....more

Troutman Pepper Locke

New Jersey and California AGs Add to Their Antitrust Ranks

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Continued focus on antitrust enforcement has led the New Jersey and California attorneys general (AG) offices to go on a hiring spree. New Jersey AG Matthew Platkin recently announced the establishment of a permanent,...more

Wilson Sonsini Goodrich & Rosati

California Considers Expanding State Antitrust Prohibitions

Wilson Sonsini Goodrich & Rosati on

Big changes to California’s state antitrust law, called the Cartwright Act, may be in the works. These changes, if enacted, would represent a significant departure from current antitrust law, prohibiting otherwise lawful...more

Sheppard Mullin Richter & Hampton LLP

California Jury Awards Millions to Cannabis Company in Antitrust Case

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A California jury last week handed down what has been reported to be the first antitrust jury verdict involving the cannabis industry.  As the cannabis industry continues to grow and evolve, cannabis-related antitrust...more

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