401(k) · DOL Form 5500 · 2023

Board of Trustees I.U.O.E. Local 4 Annuity Fund 401(k) Plan

Data updated 2026-08-11

$655M
Total assets
6,814
Participants
98th
Percentile by assets
$96,139
Avg per participant
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Official DOL plan name: International Union of Operating Engineers Local 4 Annuity · Sponsored by Board of Trustees I.U.O.E. Local 4 Annuity Fund · Massachusetts · Construction

$655M in assets, 6,814 participants

Board of Trustees I.U.O.E. Local 4 Annuity Fund's International Union of Operating Engineers Local 4 Annuity reported $655M in total assets and 6,814 participants in its 2023 DOL Form 5500 filing, ranking in the 98th 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.

  • 98th percentile by assets (of 127,072 plans)
  • #8,843 in Construction (9,030 peers)

Coverage in Massachusetts

International Union of Operating Engineers Local 4 Annuity covers 6,814 participants in Massachusetts, 10x the typical Massachusetts plan (state average ~659 per filing). Assets: $655M.

$655M
total plan assets (2023 EOY)
6,814
covered participants
98th
percentile by assets (of 127,072 plans)
$96,139
avg assets per participant

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • International Union of Operating Engineers Local 4 Annuity reported net income rose from -$100M in the plan year 2022 filing to $76M in the plan year 2023 filing.
  • International Union of Operating Engineers Local 4 Annuity end-of-year assets rose from $579M in the plan year 2022 filing to $655M in the plan year 2023 filing.
  • International Union of Operating Engineers Local 4 Annuity reported participants rose from 6,666 in the plan year 2022 filing to 6,814 in the plan year 2023 filing.

See the national 2023→2024 release diff →

Industry

Participants vs Massachusetts filers

In Massachusetts, the average filing covers about 659 participants across 4,265 plans. International Union of Operating Engineers Local 4 Annuity reports 6,814 participants - 10x that state average ($655M EOY assets).

Massachusetts filing particulars

Total Assets (Beginning of Year)$579M
Net Assets (End of Year)$655M
Net Income$76M
Employer EIN043002474
Plan Effective Date1987-12-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Board of Trustees I.U.O.E. Local 4 Annuity Fund)

$550M$600M$650M$700M$750M 202220232024 $579M $725M ▲ +25.2%
Total plan assets by year, all Board of Trustees I.U.O.E. Local 4 Annuity Fund plans on file
Year Plans Participants Total Assets
2022 1 6,666 $579M
2023 1 6,814 $655M
2024 1 7,490 $725M

Nearby 401(k) Plans in Massachusetts

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

International Union of Operating Engineers Local 4 Annuity vs. nearby 401(k) plans in Massachusetts, assets vs. participants

International Union of Operating Engineers Local 4 Annuity vs. nearby 401(k) plans in Massachusetts, assets vs. participants Scatter plot of 6 data points. 020000400006000080000 -10010203040 Total assets ($B) Participants International Union …Fidelity Retirement …Liberty Mutual 401(k…Massachusetts Instit…Boston Scientific Co…Philips North Americ…
International Union of Operating Engineers Local 4 Annuity vs. nearby 401(k) plans in Massachusetts, assets vs. participants

Scale composition for International Union of Operating Engineers Local 4 Annuity

International Union of Operating Engineers Local 4 Annuity reports $655M in end-of-year assets across 6,814 participants (0.005% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.007% of 93,925,755 covered participants) - about $96,139 per participant (70% of the national average assets-per-participant) . Net income for plan year 2023 was $76M.

This plan identity (EIN 043002474, plan #002) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $579M to $725M (+25.2%) while covered participants moved from 6,666 to 7,490 . Single-year sparse filers cannot show that trail.

Plan year Participants EOY assets Filing
2022 6,666 $579M Open filing
2023 6,814 $655M This page
2024 · index core 7,490 $725M Open filing

The same sponsor also keeps 1 other index-core plan on PlainRetire:

Similar-Sized 401(k) Plans Nationally

401(k) plans in other states closest to International Union of Operating Engineers Local 4 Annuity by total assets, not by location.

Frequently Asked Questions

How did International Union of Operating Engineers Local 4 Annuity assets move in 2023?
International Union of Operating Engineers Local 4 Annuity grew at a solid clip - up 13.2% during 2023, from $579M to $655M. Reported net income was $76M.
How have Board of Trustees I.U.O.E. Local 4 Annuity Fund plan assets changed over time?
Across 3 plan years on file (2022-2024), Board of Trustees I.U.O.E. Local 4 Annuity Fund's sponsor-wide assets grew 25.2%, from $579M to $725M.
Where does International Union of Operating Engineers Local 4 Annuity rank by assets among Form 5500 filers?
International Union of Operating Engineers Local 4 Annuity ranks in the 98th percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (in the top 5% of all filed plans by assets).
Which 401(k) plans are similar in size to International Union of Operating Engineers Local 4 Annuity?
Among 401(k) plans in other states, the closest by assets is Protiviti Inc. 401(k) and Profit Sharing Plan in CA ($655M, 4,911 participants).

Next read for International Union of Operating Enginee…

Filing takeaways

Ways to act on International Union of Operating Engineers Local 4 Annuity's numbers.

  • By total assets, International Union of Operating Engineers Local 4 Annuity ranks in the top 5% of all filed plans by assets. See the largest plans
  • Compare it side-by-side against 3 similar 401(k) plans in Massachusetts. Compare plans
  • Board of Trustees I.U.O.E. Local 4 Annuity Fund's sponsor-wide assets have grown 25.2% since 2022 across 3 plan years on file. More Construction plans