401(k) · DOL Form 5500 · 2024

Arbella Mutual Insurance Company 401(k) Plan

Data updated 2026-08-11

$332M
Total assets
1,041
Participants
96th
Percentile by assets
$318,727
Avg per participant
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Official DOL plan name: Arbella 401(k) Savings Plan · Sponsored by Arbella Mutual Insurance Company · Massachusetts · Finance & Insurance

$332M in assets, 1,041 participants

Arbella Mutual Insurance Company's Arbella 401(k) Savings Plan reported $332M in total assets and 1,041 participants in its 2024 DOL Form 5500 filing, ranking in the 96th 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.

  • 96th percentile by assets (of 123,622 plans)
  • #7,982 in Finance & Insurance (8,549 peers)

Where Arbella 401(k) Savings Plan sits by assets

Arbella 401(k) Savings Plan sits in the top 5% of all filed plans by assets, $332M for 1,041 participants (~$318,727/participant), up 13.8% in 2024.

$332M
total plan assets (2024 EOY)
1,041
covered participants
96th
percentile by assets (of 123,622 plans)
$318,727
avg assets per participant

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Arbella 401(k) Savings Plan end-of-year assets rose from $292M in the plan year 2023 filing to $332M in the plan year 2024 filing.
  • Arbella 401(k) Savings Plan reported net income rose from $38M in the plan year 2023 filing to $40M in the plan year 2024 filing.
  • Arbella 401(k) Savings Plan reported participants rose from 1,021 in the plan year 2023 filing to 1,041 in the plan year 2024 filing.

See the national 2023→2024 release diff →

Arbella 401(k) Savings Plan vs the 2024 asset distribution

By assets, Arbella 401(k) Savings Plan outranks 96% of the 123,622 plans that filed a Form 5500 for the 2024 plan year, and holds roughly 3.3x the national average plan size of $100M (721 average participants).

Scale-class filing particulars (2024)

Total Assets (Beginning of Year)$292M
Net Assets (End of Year)$332M
Net Income$40M
Employer EIN043022050
Plan Effective Date1988-11-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Arbella Mutual Insurance Company)

$200M$250M$300M$350M 202220232024 $254M $332M ▲ +30.8%
Total plan assets by year, all Arbella Mutual Insurance Company plans on file
Year Plans Participants Total Assets
2022 1 998 $254M
2023 1 1,021 $292M
2024 1 1,041 $332M

Nearby 401(k) Plans in Massachusetts

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

Arbella 401(k) Savings Plan vs. nearby 401(k) plans in Massachusetts, assets vs. participants

Arbella 401(k) Savings Plan vs. nearby 401(k) plans in Massachusetts, assets vs. participants Scatter plot of 6 data points. -20000020000400006000080000 -10010203040 Total assets ($B) Participants Arbella 401(k) Savin…Fidelity Retirement …Liberty Mutual 401(k…Massachusetts Instit…Boston Scientific Co…State Street Salary …
Arbella 401(k) Savings Plan vs. nearby 401(k) plans in Massachusetts, assets vs. participants

Similar-Sized 401(k) Plans Nationally

401(k) plans in other states closest to Arbella 401(k) Savings Plan by total assets, not by location.

Frequently Asked Questions

How did Arbella 401(k) Savings Plan assets move in 2024?
Arbella 401(k) Savings Plan grew at a solid clip - up 13.8% during 2024, from $292M to $332M. Reported net income was $40M.
How have Arbella Mutual Insurance Company plan assets changed over time?
Across 3 plan years on file (2022-2024), Arbella Mutual Insurance Company's sponsor-wide assets grew 30.8%, from $254M to $332M.
Where does Arbella 401(k) Savings Plan rank by assets among Form 5500 filers?
Arbella 401(k) Savings Plan ranks in the 96th percentile by end-of-year assets among 123,622 plans that reported assets for plan year 2024 (in the top 5% of all filed plans by assets).
Which 401(k) plans are similar in size to Arbella 401(k) Savings Plan?
Among 401(k) plans in other states, the closest by assets is Liquor and Allied Workers Union Local No. 3, Emp in IL ($332M, 1,515 participants).

Scale reading

Ways to act on Arbella 401(k) Savings Plan's numbers.