401(k) · DOL Form 5500 · 2023

The Charles River Center 401(k) Plan

Data updated 2026-08-25

$6M
Total assets Small plan by assets
520
Participants Below avg headcount
48th
Percentile by assets National rank
$11,500
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

$6M in assets, 520 participants

The Charles River Center's Charles River Arc 401(k) Plan reported $6M in total assets and 520 participants in its 2023 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.

  • #5,385 in Other Services (7,857 peers)

Other Services sector rank

Within Other Services, Charles River Arc 401(k) Plan ranks #5,385 of 7,857 2023 filers by assets (336% of the sector average)-$6M for 520 participants.

#5,385
in Other Services (7,857 peers)
+24.5%
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 2023 · DOL Form 5500

$5,980,192 48th percentile higher than 48% of 127,068 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 2023

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

Plan-year 2023 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 (520 participants).

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Charles River Arc 401(k) Plan reported net income rose from $319K in the plan year 2022 filing to $1M in the plan year 2023 filing.
  • Charles River Arc 401(k) Plan end-of-year assets rose from $5M in the plan year 2022 filing to $6M in the plan year 2023 filing.
  • Charles River Arc 401(k) Plan reported participants rose from 484 in the plan year 2022 filing to 520 in the plan year 2023 filing.

See the national 2022→2023 release diff →

DOL schedule card

Filing strip 042393108 · The Charles River Center PY 2023 · 401(k)

Charles River Arc 401(k) Plan · $6M · 520 · 48th

  • TYPE $6M
  • NET 520
  • BOOK 48th
  • VS-ST 401(k)
  • BOY near Central Storage & Warehouse LLC 401(k) Plan
  • SCH ind #5385

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$6MCentral Storage & Warehouse LLC 401(k) PlanCentral Storage & Warehouse …$6MCarolina Arthritis Associates 401(k) Profit Sharing PlanCarolina Arthritis Associate…$6MValley Unique Electric, Inc. 401(k) & Prevailing Wage PlanValley Unique Electric, Inc.…$6MB & G Food Enterprises, Inc. 401(k) PlanB & G Food Enterprises, Inc.…$6M
End-of-year total assets ($M) among Charles River Arc 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Other Services filing particulars

Total Assets (Beginning of Year)$5M
Net Assets (End of Year)$6M
Net Income$1M
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): 0.005980192 · Participants: 520Charles River Arc 401(k) PlanFidelity Retirement Savings Plan, Total assets ($B): 28.649852331 · Participants: 62289Fidelity Retirement Savings PlanLiberty Mutual 401(k) Plan, Total assets ($B): 10.556596852 · Participants: 37052Liberty Mutual 401(k) PlanMassachusetts Institute of Technology Supplemental 401(k) Plan, Total assets ($B): 6.829912863 · Participants: 14094Massachusetts Institute of Technology Supplemental 401(k) PlanBoston Scientific Corporation 401(k) Retirement Savings Plan, Total assets ($B): 5.786107181 · Participants: 19881Boston Scientific Corporation 401(k) Retirement Savings PlanPhilips North America 401(k) Plan, Total assets ($B): 5.779286156 · Participants: 19120Philips North America 401(k) Plan
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 Central Storage & Warehouse LLC 401(k) Plan in WI ($6M); by covered participants it is Gutchess Companies 401(k) Savings Plan in NY (520 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (520 participants); asset peers above are excluded.

DOL Form 5500 plan year 2023. 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 2023? ▼
Charles River Arc 401(k) Plan grew sharply - up 24.5% during 2023, from $5M to $6M. Reported net income was $1M.
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 Central Storage & Warehouse LLC 401(k) Plan in WI ($6M, 153 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 Gutchess Companies 401(k) Savings Plan in NY (520 participants, $40M in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2023.

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.