401(k) · DOL Form 5500 · 2024

The Charles River Center 401(k) Plan

Data updated 2026-08-25

$7M
Total assets Small plan by assets
530
Participants Below avg headcount
48th
Percentile by assets National rank
$12,901
Avg per participant Low balance/head
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Official DOL plan name: Charles River Arc 401(k) Plan · Sponsored by The Charles River Center · Massachusetts · Other Services

$7M in assets, 530 participants

The Charles River Center's Charles River Arc 401(k) Plan reported $7M in total assets and 530 participants in its 2024 DOL Form 5500 filing, ranking in the 48th percentile by assets among filed plans. Figures are as reported by the plan sponsor to the Department of Labor, not audited or endorsed by PlainRetire.

  • #5,282 in Other Services (7,719 peers)

Other Services sector rank

Within Other Services, Charles River Arc 401(k) Plan ranks #5,282 of 7,719 2024 filers by assets (294% of the sector average)-$7M for 530 participants.

#5,282
in Other Services (7,719 peers)
+14.3%
assets growth YoY

Charles River Arc 401(k) Plan's mid-pack asset rank among Other Services and all filers

Charles River Arc 401(k) Plan vs every filed plan by assets

End-of-year total assets · plan year 2024 · DOL Form 5500

$6,837,757 48th percentile higher than 48% of 123,620 filed plans

This plan $0 $2,050,000,000 every filed plan with reported assets, bucketed by value

Dashed line + filled bar = this entry, among filed plans.

Source U.S. Department of Labor Form 5500 filings (EBSA) · plan year 2024

Charles River Arc 401(k) Plan among mid-size filed plans by headcount

Plan-year 2024 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Charles River Arc 401(k) Plan sits mid-pack in the medium band (530 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Charles River Arc 401(k) Plan reported net income fell from $1M in the plan year 2023 filing to $858K in the plan year 2024 filing.
  • Charles River Arc 401(k) Plan end-of-year assets rose from $6M in the plan year 2023 filing to $7M in the plan year 2024 filing.
  • Charles River Arc 401(k) Plan reported participants rose from 520 in the plan year 2023 filing to 530 in the plan year 2024 filing.

See the national 2023→2024 release diff →

EBSA filing schedule strip

Filing strip 042393108 · The Charles River Center PY 2024 · 401(k)

Charles River Arc 401(k) Plan · $7M · 530 · 48th

  • PHOTO $7M
  • PHOTO 530
  • PHOTO 48th
  • PHOTO 401(k)
  • PHOTO near Southern Hens Company Employee Savings & Retirement Plan
  • PHOTO ind #5282

Stamps derive from this plan's Form 5500 line items (assets, participants, type, EIN, cohort placement) - not a quality rating of the sponsor. Read with Other Services retirement plans → · Plans in Massachusetts →

Charles River Arc 401(k) Plan in the asset neighbourhood

Charles River Arc 401(k) Plan$7MSouthern Hens Company Employee Savings & Retirement PlanSouthern Hens Company Employ…$7MThe United Collection Bureau, Inc. Savings Plan and TrustThe United Collection Bureau…$7MAlexander Andrew, Inc Dba Falltech 401(k) PlanAlexander Andrew, Inc Dba Fa…$7MZimmer Surgical, Inc.- United Steel Workers Local #2737-15 PlanZimmer Surgical, Inc.- Unite…$7M
End-of-year total assets ($M) among Charles River Arc 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

Other Services filing particulars

Total Assets (Beginning of Year)$6M
Net Assets (End of Year)$7M
Net Income$858K
Employer EIN042393108
Plan Effective Date1998-07-01
Filing StatusFILING RECEIVED

Sponsor Plan History (The Charles River Center)

Sponsor-wide plan assets over time

All The Charles River Center plans reported in each filing year

Latest sponsor-wide plan assets
$7M 42.37164442386365% vs 2022
2024 filing year
$4M$5M$6M$7M$8M 202220232024 $4.8M $6.84M ▲ +42.5%
Year Plans Participants Total Assets
2022 1 484 $5M
2023 1 520 $6M
2024 1 530 $7M

Nearby 401(k) Plans in Massachusetts

Peer 401(k) plans, same state, same plan type, ranked by total assets.

Charles River Arc 401(k) Plan vs. nearby 401(k) plans in Massachusetts, assets vs. participants Scatter plot of 6 data points. -20000020000400006000080000 -10010203040 Total assets ($B) Participants Charles River Arc 401(k) Plan, Total assets ($B): 0.006837757 · Participants: 530Charles River Arc 401(k) PlanFidelity Retirement Savings Plan, Total assets ($B): 34.201609937 · Participants: 66907Fidelity Retirement Savings PlanLiberty Mutual 401(k) Plan, Total assets ($B): 11.352606499 · Participants: 34618Liberty Mutual 401(k) PlanMassachusetts Institute of Technology Supplemental 401(k) Plan, Total assets ($B): 7.720373045 · Participants: 14762Massachusetts Institute of Technology Supplemental 401(k) PlanBoston Scientific Corporation 401(k) Retirement Savings Plan, Total assets ($B): 6.775289067 · Participants: 20639Boston Scientific Corporation 401(k) Retirement Savings PlanState Street Salary Savings Program, Total assets ($B): 6.532301643 · Participants: 12777State Street Salary Savings Program
Charles River Arc 401(k) Plan vs. nearby 401(k) plans in Massachusetts, assets vs. participants
Compare Charles River Arc 401(k) Plan side-by-side with 3 peers →

Charles River Arc 401(k) Plan's out-of-state 401(k) peers by assets and headcount

Outside Massachusetts, the nearest 401(k) by assets is Southern Hens Company Employee Savings & Retirement Plan in MS ($7M); by covered participants it is Gee Group Inc. Incentive Savings Plan in FL (530 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (530 participants); asset peers above are excluded.

DOL Form 5500 plan year 2024. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Charles River Arc 401(k) Plan assets move in 2024? ▼
Charles River Arc 401(k) Plan grew at a solid clip - up 14.3% during 2024, from $6M to $7M. Reported net income was $858K.
How have The Charles River Center plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), The Charles River Center's sponsor-wide assets grew 42.4%, from $5M to $7M.
Which 401(k) plans are similar in size to Charles River Arc 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by assets is Southern Hens Company Employee Savings & Retirement Plan in MS ($7M, 256 participants).
Which 401(k) plans cover a similar participant headcount to Charles River Arc 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Gee Group Inc. Incentive Savings Plan in FL (530 participants, $23M in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2024.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 042393108.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from U.S. Department of Labor Form 5500 filings (EBSA). See our methodology for details.