California et al. v. Paramount Skydance Corp. et al

In July 2026, twelve states brough suit to block the Paramount Skydance’s proposed acquisition of Warner Brothers Discovery.  The complaint alleges that the proposed transaction would harm competition in the markets in the United States for the (1) distribution of wide-release theatrical films; distribution of anticipated top-grossing theatrical films; and (3) licensing of basic cable…

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United States and Plaintiff States v. Cal-Maine Foods, Inc. et al

Arizona, California, Colorado, Connecticut, Florida, Hawaii, Iowa, Maryland, Minnesota, New York, North Carolina, Ohio, Pennsylvania, Texas, Utah, Vermont, Wisconsin and the Department of Justice filed a complaint against three egg producers on June 29, 2026.  In the complaint, plaintiffs alleged that between June 2022 and March 2025, the defendants submitted bids that aimed to inflate…

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In the Matter of the Investigation by Connecticut of Mohave CT, LLC, et al

In January 2026, the Connecticut Attorney General’s Office entered into a settlement agreement with a three cannabis establishment licensees, the company seeking to acquire them, and their principles.  Connecticut state law requires that cannabis establishment licensees provide notice prior to undertaking a material change, such as a transfer of operational control.  The settlement agreement stated…

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Arizona v. Multiplan, Inc. et al.

In June 2026, Arizona brought a lawsuit against MultiPlan, Inc. and eight of its client-insurers in Arizona state court.  The complaint alleges that MultiPlan and its co-conspirator clients artificially suppressed the prices they paid for out-of-network medical care below reasonable levels, decreasing payments to healthcare providers and increasing the out-of-pocket costs for patients.  Arizona alleges…

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Plaintiff States v. Nexstar Media Group, Inc. and Tegna Inc.

In March 2026, California, Colorado, Connecticut, Illinois, New York, North Carolina, Oregon and Virginia filed a complaint seeking to enjoin Nexstar’s proposed acquisition of Tenga.  The complaint alleges that Nexstar is the largest local television broadcast company in the United States and Tenga is the third largest.  The complaint states that the merged entity would…

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United States and Ohio v. OhioHealth Corp.

Ohio and the United States Department of Justice filed a complaint against OhioHealth Corporation in February 2026.  The complaint states that OhioHealth is the dominant hospital system in Columbus and alleges its market power comes from its size, the location of its facilities, and its control of rural hospitals that insurers need to include in…

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In the Matter of Adamas Amenity Services, et al.

The New Jersey Attorney General’s Office (the “NJ AGO”) resolved an investigation into Adamas Building Services (“Adamas”) and its affiliated businesses through an assurance of discontinuance (the “Assurance”) in December 2025.  Building services contractors like Adamas staff and service residential and commercial properties, providing workers that perform janitorial, security, concierge, parking and maintenance services.  The…

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Ohio v. Ascend Wellness Holdings, Inc., et al.

Ohio brought a lawsuit against nine multistate cannabis operators (“MSOs”) in February 2026. The complaint states that MSOs are often vertically-integrated companies across the cultivation, processing and dispensing supply chain to distribute their branded products within a state. The complaint alleges the defendants have conspired to form cartels which limit the availability of independent Ohio…

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Texas v. Epic Systems Corp.

Texas brought a lawsuit against Epic Systems Corporation, which sells electronic health record (“EHR”) database software and related applications to health care providers, in December 2025. The complaint alleges that Epic Systems has engaged in monopolistic conduct by preventing challenges to its EHR business in violations of the Texas Free Enterprise and Antitrust Act.  The…

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Michigan v. BP P.L.C., et al.

Michigan brought a complaint against BP, Shell, Chevron, Exxon and the American Petroleum Institute in January 2026.  The complaint alleges that the defendants conspired to stall competition to their fossil fuel business from renewable energy and maintain their dominance in the energy market.  The complaint alleges that the defendants engaged in conduct including abandoning renewable…

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