Rapid Micro Biosystems 401(k) match, vesting and fees

Plan year 2024 filingRapid Micro Biosystems, Inc. 401(k) Plan · Plan 001 · EIN 20-8121647Updated Oct 2026

What Rapid Micro Biosystems' 401(k) plan says about matching contributions

The match terms have not been published from this plan's filing yet.
The plan year 2024 filing reports $932K in employer contributions, about $3,451 per participant. That total includes any match and profit-sharing; it is not a match formula. Plan year 2024 Form 5500 ↗
$68,958
Average account balance
270
Participants (end of year)
$18.6M
Plan assets (end of year)
0.03%
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.

RecordkeeperFidelity Investments InstitutionalSchedule C ↗
Independent auditorBaker Tilly US, LLP (unmodified opinion, limited scope)Schedule H ↗
Plan type and status401(k) · ActiveForm 5500 ↗
Late participant contributionsReported on the filingSchedule H ↗

How the plan compares

Plan year 2024 medians for 9,213 defined-contribution plans in professional, scientific, and technical services with 100 to 499 participants.

Rapid Micro Biosystems: employer contribution per participant$3,451
Peer median$2,521
Rapid Micro Biosystems: average balance$68,958
Peer median$75,833
Rapid Micro Biosystems: admin expenses ÷ assets0.03%
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 $9.6M at the end of plan year 2021 to $18.6M at the end of plan year 2024.

$9.6M2021$11.6M2022$16M2023$18.6M2024
End-of-year figures from each plan year's Form 5500 filing for the Rapid Micro Biosystems plan.
Plan yearParticipantsAssetsEmployer contributionsPer participantAdmin expense ratioMatch formulaFiling
2024270$18.6M$932K$3,4510.03%Not publishedForm 5500 ↗
2023244$16M$879K$3,6470.08%Not publishedForm 5500 ↗
2022221$11.6M$829K$3,8550.05%Not publishedForm 5500 ↗
2021219$9.6M$290K$1,4290.02%Not publishedForm 5500 ↗

Common questions

Does Rapid Micro Biosystems match 401(k) contributions?

The match terms for the Rapid Micro Biosystems, Inc. 401(k) Plan have not been published from its filing yet. The plan year 2024 filing reports $932K in employer contributions, about $3,451 per participant. That total includes any match and profit-sharing; it is not a match formula.

When is the Rapid Micro Biosystems 401(k) match vested?

The vesting schedule for the Rapid Micro Biosystems, Inc. 401(k) Plan is not in the data published so far. Your Summary Plan Description states it.

Who manages the Rapid Micro Biosystems 401(k)?

The recordkeeper listed on Schedule C of the plan year 2024 filing is Fidelity Investments Institutional. The plan administrator is Rapid Micro Biosystems, Inc..

I left Rapid Micro Biosystems. How do I find my old 401(k)?

Your account stays in the plan until you move it. Contact the plan administrator (Rapid Micro Biosystems, Inc., (978) 349-3644) or the recordkeeper, Fidelity Investments Institutional. The Rapid Micro Biosystems old 401(k) page lists the contacts from every plan filing. Find an old Rapid Micro Biosystems 401(k)

Data from the public Form 5500 annual reports Rapid Micro Biosystems filed with the U.S. Department of Labor (plan years 2021 and 2022 and 2023 and 2024) 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 Rapid Micro Biosystems. Not financial advice. Report a correction · Methodology