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No. 10664663
United States Court of Appeals for the Ninth Circuit
Wehner v. Genentech, Inc.
No. 10664663 · Decided September 2, 2025
No. 10664663·Ninth Circuit · 2025·
FlawFinder last updated this page Apr. 2, 2026
Case Details
Court
United States Court of Appeals for the Ninth Circuit
Decided
September 2, 2025
Citation
No. 10664663
Disposition
See opinion text.
Full Opinion
NOT FOR PUBLICATION FILED
UNITED STATES COURT OF APPEALS SEP 2 2025
MOLLY C. DWYER, CLERK
U.S. COURT OF APPEALS
FOR THE NINTH CIRCUIT
MATTHEW WEHNER, No. 24-2630
D.C. No.
Plaintiff - Appellant, 3:20-cv-06894-RS
v. MEMORANDUM*
GENENTECH, INC.; UNITED STATES
ROCHE DC FIDUCIARY COMMITTEE,
Defendants - Appellees.
Appeal from the United States District Court
for the Northern District of California
Richard Seeborg, Chief District Judge, Presiding
Argued and Submitted August 26, 2025
San Francisco, California
Before: HURWITZ, KOH, and JOHNSTONE, Circuit Judges.
Matthew Wehner appeals the district court’s dismissal of his claims under
the Employee Retirement Income Security Act of 1974 (“ERISA”), 29 U.S.C.
§ 1001, et seq. We have jurisdiction under 28 U.S.C. § 1291, and we affirm.
1. The district court correctly dismissed Wehner’s claim that defendants, the
*
This disposition is not appropriate for publication and is not precedent
except as provided by Ninth Circuit Rule 36-3.
fiduciaries for Genentech’s retirement plan, violated their duty of prudence under
ERISA by retaining certain investments (“the Roche TDFs”) in Genentech’s
retirement portfolio.
ERISA requires plan trustees to act with the “care, skill, prudence, and
diligence under the circumstances then prevailing that a prudent man acting in a
like capacity and familiar with such matters would use in the conduct of an
enterprise of a like character and with like aims.” 29 U.S.C. § 1104(a)(1)(B).
“ERISA requires prudence, not prescience.” Anderson v. Intel Corp. Inv. Pol’y
Comm., 137 F.4th 1015, 1021 (9th Cir. 2025) (citation modified). “Because we
evaluate prudence prospectively, based on the methods the fiduciaries employed,
rather than retrospectively, based on the results they achieved, it is not enough for
a plaintiff simply to allege that the fiduciaries could have obtained better
results . . . by choosing different investments.” Id. at 1021. Rather, “a plaintiff must
provide ‘some further factual enhancement’ to take the claim across ‘the line
between possibility and plausibility.’” Id. (quoting Bell Atl. Corp. v. Twombly, 550
U.S. 544, 557 (2007)).
Wehner’s operative complaint lacked sufficient factual content to plausibly
take his claim that defendants violated their duty of prudence under ERISA across
the line. As we recently explained, when an ERISA plaintiff attempts to plead
imprudence “by relying on a theory that a prudent fiduciary in like circumstances
2
would have selected a different fund based on the cost or performance of the
selected fund, that plaintiff must provide a sound basis for comparison.” Id. at
1022. With regard to Wehner’s proposed comparators, the operative complaint
lacks the factual content that Anderson requires to give rise to a plausible inference
of breach of the duty of prudence. See id. (explaining that merely “labeling funds
as ‘comparable’ or ‘a peer’ is insufficient to establish that those funds are
meaningful benchmarks against which to compare the performance of the [Roche
TDFs]”). Likewise, Wehner’s allegations regarding defendants’ investment
manager fail to “nudge[]” his duty of prudence claim “across the line from
conceivable to plausible.” Twombly, 550 U.S. at 570; see also Hughes v. Nw.
Univ., 595 U.S. 170, 177 (2022) (explaining that “the circumstances facing an
ERISA fiduciary will implicate difficult tradeoffs, and courts must give due regard
to the range of reasonable judgments a fiduciary may make based on her
experience and expertise”).
2. We also affirm the district court’s dismissal of Wehner’s claim that
defendants failed to monitor co-fiduciaries under 29 U.S.C. § 1105(a) because that
claim is derivative of Wehner’s duty of prudence claim.1
AFFIRMED.
1
Because Wehner does not assert on appeal that he should have been granted leave
to amend the operative complaint, we do not address the issue.
3
Plain English Summary
NOT FOR PUBLICATION FILED UNITED STATES COURT OF APPEALS SEP 2 2025 MOLLY C.
Key Points
01NOT FOR PUBLICATION FILED UNITED STATES COURT OF APPEALS SEP 2 2025 MOLLY C.
02MEMORANDUM* GENENTECH, INC.; UNITED STATES ROCHE DC FIDUCIARY COMMITTEE, Defendants - Appellees.
03Matthew Wehner appeals the district court’s dismissal of his claims under the Employee Retirement Income Security Act of 1974 (“ERISA”), 29 U.S.C.
04The district court correctly dismissed Wehner’s claim that defendants, the * This disposition is not appropriate for publication and is not precedent except as provided by Ninth Circuit Rule 36-3.
Frequently Asked Questions
NOT FOR PUBLICATION FILED UNITED STATES COURT OF APPEALS SEP 2 2025 MOLLY C.
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This case was decided on September 2, 2025.
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