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State Attorneys General Antitrust Litigation

Fenwick & West LLP

Washington Becomes First State to Enact ‘Mini HSR’ Notification Requirement

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As of July 27, 2025, federal Hart-Scott-Rodino (HSR) Act filings will also need to be submitted to the Washington Attorney General (WA OAG) under Washington State’s Antitrust Premerger Notification Act (APNA) if the parties...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

Harris Beach Murtha PLLC

NY Attorney General Focuses on Corporate Conduct Over Past Six Months

Over the past six months, the New York Attorney General Letitia James has directed her efforts to certain issues, and there is an observable pattern that she is focusing on consumer protection, privacy rights and monopolistic...more

Seyfarth Shaw LLP

States Seeking Remedies for the Rising Costs of Prescription Drugs

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As expected, the lawsuits have commenced following the enactment of the Arkansas legislation prohibiting pharmacy benefit managers (PBM’s) from owning or operating actual pharmacies within the state. Michigan has filed its...more

Hogan Lovells

FTC and DOJ support Republican State Attorneys General in antitrust case targeting corporate ESG initiatives

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The Federal Trade Commission (FTC) and Department of Justice (DOJ) Antitrust Division have filed a Statement of Interest (SOI) supporting a lawsuit brought by a coalition of Republican states alleging that three large...more

Axinn, Veltrop & Harkrider LLP

The Texas v. Blackrock ESG Case: The FTC and DOJ Have Entered the Chat

On May 22nd, the Department of Justice (“DOJ”) and Federal Trade Commission (“FTC”) filed a joint Statement of Interest in a case against several prominent asset managers brought last year by the Texas Attorney General. In...more

Mintz

Trump Administration Files Statement of Interest Supporting State AG Action Against Asset Managers Accused of ESG-related...

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Last week, the Trump Administration's FTC and DOJ (Antitrust Division) filed a statement of interest in support of a lawsuit filed last November by eleven Republican state attorneys-general against three major asset managers...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

McCarter & English, LLP

Recent Trends in State Antitrust Enforcement

State attorneys general (state AGs) are expected to ramp up antitrust enforcement. Some would argue that enforcement is an effort to fill a perceived gap left by the Trump administration, but state AGs have been signaling...more

McDermott Will & Emery

This Week in 340B: May 6 – 12, 2025

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Find this week’s updates on 340B litigation to help you stay in the know on how 340B cases are developing across the country. Each week we comb through the dockets of more than 50 340B cases to provide you with a quick...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

Troutman Pepper Locke

Illinois and Minnesota AGs Join FTC’s Lawsuit Against Private Equity Firm

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Illinois Attorney General (AG) Kwame Raoul and Minnesota AG Keith Ellison have joined the Federal Trade Commission (FTC) in a lawsuit to block the acquisition of Surmodics Inc. by GTCR BC Holdings LLC, two major manufacturers...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

Kerr Russell

Michigan AG Alleges Anticompetitive Agreement Between Pharmacy Benefit Managers

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Michigan Attorney General Dana Nessel sued Express Scripts Inc. and Prime Therapeutics LLC, two pharmacy benefit managers (PBMs), in the U.S. District Court for the Eastern District of Michigan on Monday, April 28, 2025....more

Frost Brown Todd

Antitrust Developments Update for April 2025

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In our last antitrust developments publication, we commented on the challenge to the new Hart-Scott-Rodino Antitrust Improvements Act (HSR Act) final rule brought by the U.S. Chamber of Commerce and other parties in the...more

Patterson Belknap Webb & Tyler LLP

RealPage Opens New Front in Algorithmic Pricing Challenges with Suit Challenging Berkeley Ordinance

In the latest front of the legal battle over the use of algorithmic pricing, RealPage, Inc. (“RealPage”) has challenged an ordinance passed by the City of Berkeley banning the use of revenue management software products like...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

Morgan Lewis

State Attorneys General Step Up Antitrust Enforcement

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State attorneys general are playing an increasingly prominent role in shaping the antitrust enforcement landscape in the United States. With a combination of expanded authority, increased funding, strategic collaboration, and...more

Axinn, Veltrop & Harkrider LLP

Axinn Associates at the Antitrust Spring Meeting: Enforcers’ Roundtable

The Spring Meeting is the largest gathering of competition, consumer protection, and data privacy profes­sionals globally, with lawyers, academics, economists, enforcers, journalists, and students from around the world....more

Axinn, Veltrop & Harkrider LLP

Axinn Associates at the Antitrust Spring Meeting: The Future of Healthcare Mergers

The Spring Meeting is the largest gathering of competition, consumer protection, and data privacy profes­sionals globally, with lawyers, academics, economists, enforcers, journalists, and students from around the world....more

Axinn, Veltrop & Harkrider LLP

Axinn Associates at the Antitrust Spring Meeting: Merger Trials: Winning Strategies

The Spring Meeting is the largest gathering of competition, consumer protection, and data privacy profes­sionals globally, with lawyers, academics, economists, enforcers, journalists, and students from around the world....more

Axinn, Veltrop & Harkrider LLP

Axinn Associates at the Antitrust Spring Meeting: AG Antitrust Enforcement: “State” of Play

During the first Trump and Biden administrations, state attorneys general upped their emphasis on bringing antitrust cases, and that trend seems to be continuing into the early days of the second Trump administration. The ABA...more

Axinn, Veltrop & Harkrider LLP

Axinn Associates at the Antitrust Spring Meeting - Antitrust under Trump: Redo of the first term, or something new?

The Spring Meeting is the largest gathering of competition, consumer protection, and data privacy profes­sionals globally, with lawyers, academics, economists, enforcers, journalists, and students from around the world....more

BakerHostetler

Live Updates - ABA Antitrust Spring Meeting 2025, Washington, D.C.

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The members of BakerHostetler’s Antitrust and Competition Team are pleased to present these brief updates from the conference sessions at this week’s ABA Antitrust Spring Meeting in Washington, D.C....more

Morrison & Foerster LLP

MoForecast: State AGs and Antitrust Enforcement: Trends and Expectations for 2025

State attorneys general (State AGs) are becoming increasingly active in the realm of antitrust enforcement, focusing on mergers, monopolization, and ESG-related cases. In recent years, state AGs have taken assertive roles in...more

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