Our Cases

Compass Lexecon has been involved in many of the largest and most complex antitrust litigation and financial market cases over the past 30 years.

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12/02/21

In this closely watched nationally-publicized dispute and trial, the Plaintiffs, which included the founders and former executives of the dating app Tinder, agreed to settle their claims against Tinder’s parent company, Match Group, and Match Group’s former majority controlling shareholder,...

09/20/21

In 2020, the Attorney General of Colorado, Philip J. Weiser, appointed a team to investigate whether the Aurora Police Department and Aurora Fire Rescue had exhibited a pattern and practice of violating state and federal law. The investigation, the first...

  • Industries

12/17/18

In this case, Plaintiffs alleged that TD Ameritrade Futures & Forex LLC (TDAFF) engaged in fraud and acted in a recklessly and commercially unreasonable manner by liquidating putative class members’ deep out-of-the-money short put options on the E-mini S&P500® futures...

11/30/18

U.S. District Judge Jesse Furman approved the Plan of Distribution for the $408.5 million settlement in the ISDAfix Manipulation case, in which Plaintiffs allege that Defendants manipulated the ISDAfix benchmark rates, which are used in the settlement of a variety...

09/13/17

Compass Lexecon Senior Advisor Dr. Jonathan Arnold Testifies Successfully In this matter, Peaje Investments ("Plaintiff"), a distressed debt investor, sought a temporary restraining order and preliminary injunction that would have required the Puerto Rico Highways & Transportation Authority ("PRHTA") to...

11/15/16

Court Relies Heavily on Compass Lexecon Senior Advisor Dr. Jonathan Arnold – Citing His Testimony Extensively in Support of Its Opinion On November 15, 2016, Judge Francisco A. Besosa of the U.S. District Court for the Commonwealth of Puerto Rico,...