Charles River Center 401(k) match, vesting and fees

Plan year 2024 filingCharles River Arc 401(k) Plan · Plan 001 · EIN 04-2393108Updated Oct 2026

What Charles River Center's 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 $133K in employer contributions, about $535 per participant. That total includes any match and profit-sharing; it is not a match formula. Plan year 2024 Form 5500 ↗
$27,461
Average account balance
620
Participants (end of year)
$6.8M
Plan assets (end of year)
0.61%
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.

RecordkeeperEmpower Annuity Insurance Company OSchedule C ↗
Independent auditorAafcpas, Inc. (unmodified opinion, limited scope)Schedule H ↗
Plan type and status401(k) · ActiveForm 5500 ↗

How the plan compares

Plan year 2024 medians for 2,561 defined-contribution plans in other services with 100 to 499 participants.

Charles River Center: employer contribution per participant$535
Peer median$1,803
Charles River Center: average balance$27,461
Peer median$48,934
Charles River Center: admin expenses ÷ assets0.61%
Peer median0.31%

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 $4.5M at the end of plan year 2021 to $6.8M at the end of plan year 2024.

$4.5M2021$4.8M2022$6M2023$6.8M2024
End-of-year figures from each plan year's Form 5500 filing for the Charles River Center plan.
Plan yearParticipantsAssetsEmployer contributionsPer participantAdmin expense ratioMatch formulaFiling
2024620$6.8M$133K$5350.61%Not publishedForm 5500 ↗
2023620$6M$87K$3810.64%Not publishedForm 5500 ↗
2022611$4.8M$79K$3670.68%Not publishedForm 5500 ↗
2021572$4.5M$70K$3200.72%Not publishedForm 5500 ↗

Common questions

Does Charles River Center match 401(k) contributions?

The match terms for the Charles River Arc 401(k) Plan have not been published from its filing yet. The plan year 2024 filing reports $133K in employer contributions, about $535 per participant. That total includes any match and profit-sharing; it is not a match formula.

When is the Charles River Center 401(k) match vested?

The vesting schedule for the Charles River Arc 401(k) Plan is not in the data published so far. Your Summary Plan Description states it.

Who manages the Charles River Center 401(k)?

The recordkeeper listed on Schedule C of the plan year 2024 filing is Empower Annuity Insurance Company O. The plan administrator is The Charles River Center.

I left Charles River Center. How do I find my old 401(k)?

Your account stays in the plan until you move it. Contact the plan administrator (The Charles River Center, (781) 972-1000) or the recordkeeper, Empower Annuity Insurance Company O. The Charles River Center old 401(k) page lists the contacts from every plan filing. Find an old Charles River Center 401(k)

Data from the public Form 5500 annual reports Charles River Center 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 Charles River Center. Not financial advice. Report a correction · Methodology