401(k)
2024 plan-year 401(k) DOL Form 5500

Boston Mutual 401(k) Plan for Salaried Employees

ERISA Form 5500 plan record drawn from DOL EBSA — verify with linked source filings below.

Sponsored by Boston Mutual Life Insurance Co. · Massachusetts · Finance & Insurance

What the 2023 filing shows

Boston Mutual 401(k) Plan for Salaried Employees holds $102M for 331 participants — about $308,125 per participant, up 19.0% over the 2024 plan year.

$102M
total plan assets (2024 EOY)
331
covered participants
$308,125
avg assets per participant
+19.0%
assets growth YoY
Total Assets (2023)
$102M
Participants
331
Industry
Finance & Insurance

What the Filing Says About Boston Mutual 401(k) Plan for Salaried Employees

Boston Mutual 401(k) Plan for Salaried Employees is a 401(k) retirement plan sponsored by Boston Mutual Life Insurance Co., headquartered in Massachusetts. As of the 2024 Form 5500 filing, the plan reports $102M in total end-of-year assets and covers 331 participants across the Finance & Insurance industry. The sponsor's EIN on file with the U.S. Department of Labor is 041106240, and the plan has been effective since 1987-04-01. Its filing status is currently FILING RECEIVED.

Year over year, total assets moved from $86M at the beginning of 2024 to $102M at year-end — a gain of 19.0%. Net assets (after liabilities) closed the year at $102M, with reported net income of $16M driven by investment returns, contributions received, and benefit payments during the period. These figures reflect what the plan administrator certified on Schedule H or Schedule I of the Form 5500 annual return and can be compared against 2 prior plan-year filings from the same sponsor shown below.

Asset totals and participant counts reflect a single plan year snapshot and can change materially with market conditions, plan mergers, or workforce changes. Fields such as "net income" include both realized investment performance and contribution/distribution flows — a single-year figure does not by itself indicate plan health or participant outcomes. This page summarizes public DOL disclosures for research and educational purposes only and is not retirement, tax, legal, or financial advice. Before making decisions about your own retirement benefits or evaluating an employer's plan, verify the underlying filing directly via the DOL EFAST2 system and consult a qualified professional.

Financial Summary (2023)

Total Assets (Beginning of Year)$86M
Total Assets (End of Year)$102M
Net Assets (End of Year)$102M
Net Income$16M
Plan Type401(k)
Employer EIN041106240
Plan Effective Date1987-04-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Boston Mutual Life Insurance Co.)

Year Plans Participants Total Assets
2022 2 362 $115M
2023 2 388 $129M
2024 2 384 $144M

Nearby 401(k) Plans in Massachusetts

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Frequently Asked Questions

How much money is in the Boston Mutual 401(k) Plan for Salaried Employees?
As of the 2024 Form 5500 filing, Boston Mutual 401(k) Plan for Salaried Employees holds $102M in total assets with 331 participants. It is sponsored by Boston Mutual Life Insurance Co..
What type of plan is Boston Mutual 401(k) Plan for Salaried Employees?
Boston Mutual 401(k) Plan for Salaried Employees is a 401(k) plan. It has been effective since 1987-04-01. The plan is filed with the U.S. Department of Labor under EIN 041106240.
Who sponsors the Boston Mutual 401(k) Plan for Salaried Employees?
Boston Mutual 401(k) Plan for Salaried Employees is sponsored by Boston Mutual Life Insurance Co., located in Massachusetts. The sponsor's EIN is 041106240 and the plan operates in the Finance & Insurance industry.
How did Boston Mutual 401(k) Plan for Salaried Employees perform in 2024?
Boston Mutual 401(k) Plan for Salaried Employees grew by 19.0% during 2024, moving from $86M to $102M in total assets. Net income was $16M.
Where can I find official filings for Boston Mutual 401(k) Plan for Salaried Employees?
Official Form 5500 filings for Boston Mutual 401(k) Plan for Salaried Employees are available through the U.S. Department of Labor's EFAST2 system. Search by EIN 041106240 or plan name at efast.dol.gov.
How does Boston Mutual 401(k) Plan for Salaried Employees compare to other plans?
You can compare Boston Mutual 401(k) Plan for Salaried Employees against other 401(k) plans on the plan type page, or view plans in Massachusetts on the state page. PlainRetire tracks the 5,000 largest retirement plans in the U.S. by total assets.

Explore PlainRetire

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 041106240.

Reference: IRS Publication 560 — Retirement Plans for Small Business, contribution-limit rules.

Reference: IRS Publication 590-B — Distributions from IRAs, RMD rules under SECURE Act 2.0.

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