Cases
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Latest cases
Vodacom prevails in appeal to acquire South African fibre provider Maziv
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Latest cases
Piraeus Bank obtains unconditional approval for acquisition of Ethniki Insurance
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Latest cases
UnitedHealth Group Settles Litigation, Clearing Way for $3.3 billion Acquisition of Amedisys
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Latest cases
Compass Lexecon’s Clients Achieve Landmark Victory in Long-Standing Rail Freight Antitrust Litigation
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Latest cases
Compass Lexecon Experts Assist UNCITRAL Tribunal in Granting c. US$ 160 Million in Damages to Diamante Trading and Others
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Latest cases
Compass Lexecon Client AbbVie, Inc. Prevails on Summary Judgment in Securities Class Action
Court Agrees with Opinions of Compass Lexecon-Supported Experts Kenneth M. Lehn and Wayne Guay
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Latest cases
Compass Lexecon client DEPA settles price review dispute with Gazprom
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Latest cases
Satellite companies SES and Intelsat complete $3.1 billion global deal
















Showing 1–16 of 29 results
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11 Aug 2025
On August 7, 2025, UnitedHealth Group (UHG) settled its litigation with the U.S. Department of Justice and several State Co-Plaintiffs, clearing the path to close its $3.3 billion acquisition of… -
11 Aug 2025
After nearly two decades of litigation, U.S. District Judge Beryl Howell granted summary judgment on behalf of the four largest Class I railroads in the United States in their dispute against… -
12 May 2025
The US Court of Appeals for the Ninth Circuit rejected the Federal Trade Commission’s challenge to the $69 billion Microsoft/Activision merger, affirming a lower court ruling that the enforcer… -
28 Apr 2025
A new study of the pharmacy benefit manager (PBM) industry was released by Professor Dennis Carlton, one of the leading industrial organization economists in the country and a former Deputy… -
30 Jan 2025
On January 13, 2024, Compass Lexecon clients the Auto Dealer Management Systems (DMS) Vendor Class Plaintiffs (case 3:24-cv-00571), comprised of makers of car dealership apps, entered into a… -
09 Oct 2024
Dennis W. Carlton, Mary Coleman, Nauman Ilias, Theresa Sullivan, and Nathan Wilson conducted a study, commissioned by Caremark, Express Scripts, and Optum Rx, that focuses on the role of pharmacy… -
17 Jul 2023
Compass Lexecon was retained by Microsoft and Activision Blizzard to provide economic analysis and expert testimony regarding the competitive effects and procompetitive efficiencies arising from… -
12 Feb 2020
U.S. District Court rules in favor of T-Mobile and Sprint merger. Compass Lexecon’s Professor Michael Katz’s testimony cited favorably, confirming no substantial competition lessening. -
05 Mar 2019
On February 26, 2019, the U.S. Court of Appeals rejected the Department of Justice’s appeal of the US District Court’s opinion allowing the merger of AT&T and Time Warner to proceed without… -
11 Jul 2018
Compass Lexecon was retained by AT&T and Time Warner to provide economic analysis and expert testimony concerning the merger of the two companies, and to assist with the litigation brought by the… -
09 Mar 2018
In March 2018, a three judge panel of the U.S. Appeals Court for the 11th Circuit affirmed the lower court’s granting of summary judgment to Compass Lexecon’s client, Delta Air Lines, in an… -
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19 Jun 2017
In November 2016, DraftKings and FanDuel, the two principal purveyors of daily fantasy sports (DFS) announced plans to merge. -
01 May 2017
In May 2017, the State of Illinois reached a tentative settlement agreement with the last remaining Defendant in the last remaining proceeding in the multidistrict TFT-LCD price-fixing antitrust… -
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Compass Lexecon’s staff includes more than 850 employees, including professional consultants, analysts, and practice support personnel that span 25 offices across the globe.