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Takeda Pharmaceutical Company Limited, a Japanese Corporation, et al. v. Painters and Allied Trades District Council 82 Health Care Fund, et al.

Paid petition · United States Court of Appeals for the Ninth Circuit, No. 23-55742 · judgment June 16, 2025


Certiorari denied · March 23, 2026
Pre-decision estimate: 6% cert probability (95% interval 5%–9%)

Before the decision, about 1.6× the 4.1% base rate. The model weighted this up for counsel who has won certiorari before, a Ninth Circuit decision below, and a business petitioner.

Questions presented

This case involves a multibillion-dollar civil RICO class action covering tens of thousands of third-party payors that reimbursed millions of prescriptions for hundreds of thousands of patients over a ten-year period. As both the district court and the court of appeals admitted, an unknown number of class members were never harmed—by the class’s own telling, at least thousands of them. Nevertheless, the Ninth Circuit blessed this sprawling Rule 23(b)(3) class, reaffirming its outlier view that classes with an untold number of unharmed members may be certified, even if the plaintiffs offer no plan for figuring out which class members are properly before the court. In so holding, the court entrenched an acknowledged circuit split on which this Court has twice granted certiorari but has yet to resolve. The Ninth Circuit then made matters even worse, permitting the use of representative evidence to paper over the fundamentally individualized nature of the class claims in a holding that defies this Court’s teachings and splits with decisions of other circuits that faithfully follow them. The questions presented are:

  1. Whether a federal court may certify a class action pursuant to Federal Rule of Civil Procedure 23(b)(3) when some members of the proposed class lack any compensable injury in fact.

  2. Whether a federal court may certify a class action pursuant to Federal Rule of Civil Procedure 23(b)(3) when a class relies on representative evidence to try to prove an individualized reliance issue that is a necessary element of each plaintiff’s claim.

Counsel of record

For petitioner
Paul D. Clement
Clement & Murphy, PLLC

For respondent
Robert Brent Wisner
Wisner Baum, LLP

Case

Conference history
Distributed for 2 conferences

Amicus briefs
2 cert-stage

Linked docket
25A472

Proceedings

  1. Mar 23 2026
    Petition DENIED.
  2. Mar 16 2026
    DISTRIBUTED for Conference of 3/20/2026.
  3. Feb 18 2026
    DISTRIBUTED for Conference of 3/6/2026.
  4. Feb 18 2026
    Reply of petitioner Takeda Pharmaceutical Co. Ltd., et al. filed. (Distributed)
  5. Feb 02 2026
    Brief of respondents Painters & Allied Trades District Council 82 Health Care Fund, et al. in opposition filed.
  6. Jan 02 2026
    Brief amici curiae of Chamber of Commerce of the United States of America, et al. filed.
  7. Dec 15 2025
    Brief amicus curiae of Washington Legal Foundation filed.
  8. Dec 05 2025
    Motion to extend the time to file a response is granted and the time is extended to and including February 2, 2026.
  9. Dec 04 2025
    Motion to extend the time to file a response from January 2, 2026 to February 2, 2026, submitted to The Clerk.
  10. Nov 26 2025
    Petition for a writ of certiorari filed. (Response due January 2, 2026)
  11. Oct 27 2025
    Application (25A472) granted by Justice Kagan extending the time to file until December 6, 2025.
  12. Oct 22 2025
    Application (25A472) to extend the time to file a petition for a writ of certiorari from November 6, 2025 to December 6, 2025, submitted to Justice Kagan.