Merus 401(k) match, vesting and fees

Plan year 2025 filingMerus 401(k) Retirement Savings Plan · Plan 001 · EIN 46-1375798Updated Oct 2026

What Merus' 401(k) plan says about matching contributions

The match terms have not been published from this plan's filing yet.
The plan year 2025 filing reports $380K in employer contributions, about $1,977 per participant. That total includes any match and profit-sharing; it is not a match formula. Plan year 2025 Form 5500 ↗
$148,596
Average account balance
194
Participants (end of year)
$28.5M
Plan assets (end of year)
0.22%
Admin expenses ÷ assets

Plan features

Match, vesting and enrollment details have not been published from this plan's audit report yet. The figures below come from the structured filing.

RecordkeeperPrincipal Life Insurance CompanySchedule C ↗
Independent auditorClark, Schaefer, Hackett & Co. (unmodified opinion, limited scope)Schedule H ↗
Plan type and status401(k) · ActiveForm 5500 ↗

How the plan compares

Plan year 2025 medians for 1,392 defined-contribution plans in construction with 100 to 499 participants.

Merus: employer contribution per participant$1,977
Peer median$2,501
Merus: average balance$148,596
Peer median$71,471
Merus: admin expenses ÷ assets0.22%
Peer median0.39%

Admin expenses are the plan's reported administrative expenses divided by its assets; they do not include fund expense ratios.

Plan history

Plan assets went from $23.1M at the end of plan year 2021 to $28.5M at the end of plan year 2025.

$23.1M2021$19.9M2022$23.4M2023$25.7M2024$28.5M2025
End-of-year figures from each plan year's Form 5500 filing for the Merus plan.
Plan yearParticipantsAssetsEmployer contributionsPer participantAdmin expense ratioMatch formulaFiling
2025194$28.5M$380K$1,9770.22%Not publishedForm 5500 ↗
2024197$25.7M$332K$1,7210.22%Not publishedForm 5500 ↗
2023221$23.4M$464K$2,1380.59%Not publishedForm 5500 ↗
2022226$19.9M$410K$1,8450.36%Not publishedForm 5500 ↗
2021186$23.1M$321K$1,8250.41%Not publishedForm 5500 ↗

Other Merus plans (1)

Each plan files its own Form 5500. Figures are from each plan's latest filing.

Merus Employee Stock Ownership Plan and Trust Agreement

Plan 002 · EIN 46-1375798 · plan year 2024 filing
$422,392
Average account balance
195
Participants (end of year)
$81.5M
Plan assets (end of year)
0.00%
Admin expenses ÷ assets

Plan features

Match, vesting and enrollment details have not been published from this plan's audit report yet. The figures below come from the structured filing.

Independent auditorClark, Schaefer Hackett & Co. (unmodified opinion)Schedule H ↗
Plan type and statusRetirement · ActiveForm 5500 ↗

Common questions

Does Merus match 401(k) contributions?

The match terms for the Merus 401(k) Retirement Savings Plan have not been published from its filing yet. The plan year 2025 filing reports $380K in employer contributions, about $1,977 per participant. That total includes any match and profit-sharing; it is not a match formula.

When is the Merus 401(k) match vested?

The vesting schedule for the Merus 401(k) Retirement Savings Plan is not in the data published so far. Your Summary Plan Description states it.

Who manages the Merus 401(k)?

The recordkeeper listed on Schedule C of the plan year 2025 filing is Principal Life Insurance Company. The plan administrator is Merus Corporation.

I left Merus. How do I find my old 401(k)?

Your account stays in the plan until you move it. Contact the plan administrator (Merus Corporation, (513) 354-1839) or the recordkeeper, Principal Life Insurance Company. The Merus old 401(k) page lists the contacts from every plan filing. Find an old Merus 401(k)

Data from the public Form 5500 annual reports Merus filed with the U.S. Department of Labor (plan years 2021 and 2022 and 2023 and 2024 and 2025) and, where noted, the attached independent auditor's report. Plan terms may have changed since the filing; check your current Summary Plan Description. PlanFacts is not affiliated with Merus. Not financial advice. Report a correction · Methodology