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Matthew S. Weiler


Mr. Weiler has more than fifteen years’ experience litigating antitrust, qui tam, and securities matters in California state court and federal courts across the U.S. At Schneider Wallace Cottrell Konecky (SWCK), Mr. Weiler represents firm clients in pursuing claims related to price fixing of generic drug, and other anticompetitive practices in the health care industry that harm health care providers. Mr. Weiler is also pursuing claims on behalf of crypto currency purchasers for antitrust claims and other violations of law related to market manipulation, where SWCK has been appointed interim co-lead counsel. 

Prior to joining SWCK, Mr. Weiler was an integral member of the team that collected $399 million in settlements for California purchasers of the drug Cipro, one of the largest cash settlements ever achieved under California antitrust law. Mr. Weiler also helped obtain over $200 million in settlements on behalf of direct purchasers of capacitors from members of an international price-fixing cartel;  pursued monopolization claims against the United Fighting Championship under Section 2 of the Sherman Act; and represented a certified class of purchasers of disposable contact lenses in challenging uniform pricing policies under antitrust laws.  

Mr. Weiler also has expertise in securities litigation, and has experience representing investors in pursuing violations of state and federal securities laws.


Mr. Weiler graduated from the University of Michigan Law School, cum laude in 2004. Prior to that, he earned his Bachelor of Arts degree from the University of Michigan in Economics, summa cum laude with departmental honors, where he was also elected to Phi Beta Kappa. Mr. Weiler was a visiting scholar at St. Edmund Hall, Oxford University, from 2000 to 2001.


  • University of Michigan, J.D.
    • Graduated cum laude
  • University of Michigan, B.A.
    • Graduated summa cum laude

Professional Affiliations

  • State Bar of California

Admitted to Practice

  • Supreme Court of California
  • United States Court of Appeals for the Ninth Circuit
  • United States District Court for the Central District of California
  • United States District Court for the Eastern District of California
  • United States District Court for the Northern District of California
  • United States District Court for the Southern District of California