Wave Life Sciences USA 401(k) match, vesting and fees

Plan year 2025 filingWave Life Sciences USA, Inc. 401(k) Plan · Plan 001 · EIN 27-1038236Updated Oct 2026

What Wave Life Sciences USA's 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 $1.7M in employer contributions, about $4,183 per participant. That total includes any match and profit-sharing; it is not a match formula. Plan year 2025 Form 5500 ↗
$134,094
Average account balance
419
Participants (end of year)
$55.4M
Plan assets (end of year)
<0.01%
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.

RecordkeeperThe Vanguard Group, Inc.Schedule C ↗
Independent auditorCaron & Bletzer, PLLC (unmodified opinion, limited scope)Schedule H ↗
Plan type and status401(k) · ActiveForm 5500 ↗

How the plan compares

Plan year 2025 medians for 3,569 defined-contribution plans in professional, scientific, and technical services with 100 to 499 participants.

Wave Life Sciences USA: employer contribution per participant$4,183
Peer median$2,719
Wave Life Sciences USA: average balance$134,094
Peer median$85,424
Wave Life Sciences USA: admin expenses ÷ assets<0.01%
Peer median0.27%

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 $23M at the end of plan year 2021 to $55.4M at the end of plan year 2025.

$23M2021$23.3M2022$31.4M2023$41.2M2024$55.4M2025
End-of-year figures from each plan year's Form 5500 filing for the Wave Life Sciences USA plan.
Plan yearParticipantsAssetsEmployer contributionsPer participantAdmin expense ratioMatch formulaFiling
2025419$55.4M$1.7M$4,183<0.01%Not publishedForm 5500 ↗
2024393$41.2M$1.4M$3,760<0.01%Not publishedForm 5500 ↗
2023375$31.4M$1.3M$3,6080.02%Not publishedForm 5500 ↗
2022387$23.3M$1.2M$3,092<0.01%Not publishedForm 5500 ↗
2021362$23M$1M$2,9380.05%Not publishedForm 5500 ↗

Common questions

Does Wave Life Sciences USA match 401(k) contributions?

The match terms for the Wave Life Sciences USA, Inc. 401(k) Plan have not been published from its filing yet. The plan year 2025 filing reports $1.7M in employer contributions, about $4,183 per participant. That total includes any match and profit-sharing; it is not a match formula.

When is the Wave Life Sciences USA 401(k) match vested?

The vesting schedule for the Wave Life Sciences USA, Inc. 401(k) Plan is not in the data published so far. Your Summary Plan Description states it.

Who manages the Wave Life Sciences USA 401(k)?

The recordkeeper listed on Schedule C of the plan year 2025 filing is The Vanguard Group, Inc.. The plan administrator is Wave Life Sciences USA, Inc..

I left Wave Life Sciences USA. How do I find my old 401(k)?

Your account stays in the plan until you move it. Contact the plan administrator (Wave Life Sciences USA, Inc., (617) 949-4722) or the recordkeeper, The Vanguard Group, Inc.. The Wave Life Sciences USA old 401(k) page lists the contacts from every plan filing. Find an old Wave Life Sciences USA 401(k)

Data from the public Form 5500 annual reports Wave Life Sciences USA 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 Wave Life Sciences USA. Not financial advice. Report a correction · Methodology