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SCOTUS Weighs 401(k) Accountability Amid Private Equity Incursion - The Lever

Reported by Levernews
May 6, 2026· 2 min read
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Key Takeaways
  • • The Supreme Court is hearing a case on whether 401(k) plan fiduciaries must use "meaningful benchmarks" to justify alternative asset allocations, directly addressing accountability standards for private equity and hedge funds in retirement plans.
  • • Private equity investments in 401(k) plans face legal scrutiny under ERISA's prohibited transaction rules, with critics arguing such allocations are illegal in many cases rather than merely risky or complex.
  • • AARP and other advocacy groups have submitted amicus briefs urging the Court to reject "rigid" and "unworkable" benchmark standards that could block workers from challenging questionable retirement investments.
  • • The ruling will significantly impact market expansion for alternative assets in 401(k) plans, determining whether plan sponsors can defend alternative allocations and under what evidentiary standards.
  • • A $6.5 million settlement was previously struck in a proprietary fund suit filed in September 2022, highlighting fiduciary liability exposure for plans retaining self-dealing investments.
Summary
The Supreme Court is weighing a pivotal case on fiduciary accountability in 401(k) plans, specifically addressing whether plan sponsors must apply "meaningful benchmarks" when justifying allocations to alternative assets such as private equity and hedge funds. The case, referenced as reaching the Court through the Anderson v. Intel framework, centers on whether the Ninth Circuit's standard for benchmark scrutiny is workable or imposes an undue burden on plan fiduciaries evaluating non-traditional investments.

The core legal issue involves ERISA's prohibited transaction rules and the fiduciary duty to act prudently when selecting investments. Critics argue that private equity placements in 401(k) plans constitute illegal arrangements in many cases, not merely high-risk or complex strategies. Proponents of expanding alternative assets in retail retirement accounts argue workers should have broader access to hedge funds and private equity, positioning the Court's decision as a gateway to retail investing in previously restricted asset classes.

Advocacy organizations, including AARP, have intervened to oppose what they characterize as a "rigid" appeals court interpretation of benchmark requirements. These groups contend the Ninth Circuit's standard would undermine worker protections by creating an unworkable framework that prevents beneficiaries from mounting effective challenges to questionable investment decisions. The tension reflects competing interests: plan sponsors seeking operational flexibility and asset managers promoting alternative asset distribution versus worker advocates prioritizing safeguards against self-dealing and imprudent allocations.

Prior litigation underscores fiduciary exposure in this space. A $6.5 million settlement concluded a suit filed in September 2022 alleging that a plan's decision to retain proprietary funds was "polluted by self-dealing," illustrating the financial and reputational stakes for plan sponsors. The Supreme Court ruling will establish the evidentiary standard fiduciaries must meet to defend alternative asset selections and will likely determine whether alternative asset expansion in 401(k) markets proceeds unimpeded or faces heightened scrutiny and documentation requirements.

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Levernews SCOTUS Weighs 401(k) Accountability Amid Private Equity Incursion - The Lever