401(k) · DOL Form 5500 · 2023

Board of Trustees Iuoe Local 399 Deferred Compensation Savings Plan 401(k) Plan

Data updated 2026-08-11

$306M
Total assets
7,215
Participants
96th
Percentile by assets
$42,464
Avg per participant
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Official DOL plan name: Iuoe Local 399 Participating Employers Deferred Compensation Employee Savings Plan · Sponsored by Board of Trustees Iuoe Local 399 Deferred Compensation Savings Plan · Illinois · Construction

$306M in assets, 7,215 participants

Board of Trustees Iuoe Local 399 Deferred Compensation Savings Plan's Iuoe Local 399 Participating Employers Deferred Compensation Employee Savings Plan reported $306M in total assets and 7,215 participants in its 2023 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 127,072 plans)
  • #8,624 in Construction (9,030 peers)

Coverage in Illinois

Iuoe Local 399 Participating Employers Deferred Compensation Employee Savings Plan covers 7,215 participants in Illinois, 9.3x the typical Illinois plan (state average ~779 per filing). Assets: $306M.

$306M
total plan assets (2023 EOY)
7,215
covered participants
96th
percentile by assets (of 127,072 plans)
$42,464
avg assets per participant

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Iuoe Local 399 Participating Employers Deferred Compensation Employee Savings Plan reported net income rose from -$54M in the plan year 2022 filing to $44M in the plan year 2023 filing.
  • Iuoe Local 399 Participating Employers Deferred Compensation Employee Savings Plan end-of-year assets rose from $262M in the plan year 2022 filing to $306M in the plan year 2023 filing.
  • Iuoe Local 399 Participating Employers Deferred Compensation Employee Savings Plan reported participants rose from 6,389 in the plan year 2022 filing to 7,215 in the plan year 2023 filing.

See the national 2022→2023 release diff →

State
Industry

Participants vs Illinois filers

In Illinois, the average filing covers about 779 participants across 5,745 plans. Iuoe Local 399 Participating Employers Deferred Compensation Employee Savings Plan reports 7,215 participants - 9.3x that state average ($306M EOY assets).

Illinois filing particulars

Total Assets (Beginning of Year)$262M
Net Assets (End of Year)$306M
Net Income$44M
Employer EIN364026691
Plan Effective Date1995-07-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Board of Trustees Iuoe Local 399 Deferred Compensation Savings Plan)

$250M$300M$350M$400M 202220232024 $262M $346M ▲ +32.0%
Total plan assets by year, all Board of Trustees Iuoe Local 399 Deferred Compensation Savings Plan plans on file
Year Plans Participants Total Assets
2022 1 6,389 $262M
2023 1 7,215 $306M
2024 1 4,790 $346M

Nearby 401(k) Plans in Illinois

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

Iuoe Local 399 Participating Employers Deferred Compensation Employee Savings Plan vs. nearby 401(k) plans in Illinois, assets vs. participants

Iuoe Local 399 Participating Employers Deferred Compensation Employee Savings Plan vs. nearby 401(k) plans in Illinois, assets vs. participants Scatter plot of 6 data points. -1000000100000200000300000 -505101520 Total assets ($B) Participants Iuoe Local 399 Parti…Accenture United Sta…State Farm 401(k) Sa…Abbott Laboratories …United Airlines Pilo…Walgreens Retirement…
Iuoe Local 399 Participating Employers Deferred Compensation Employee Savings Plan vs. nearby 401(k) plans in Illinois, assets vs. participants

Scale composition for Iuoe Local 399 Participating Employers Deferred Compensation Employee Savings Plan

Iuoe Local 399 Participating Employers Deferred Compensation Employee Savings Plan reports $306M in end-of-year assets across 7,215 participants (0.002% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.008% of 93,925,755 covered participants) - about $42,464 per participant (31% of the national average assets-per-participant) . Net income for plan year 2023 was $44M.

This plan identity (EIN 364026691, plan #001) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $262M to $346M (+32.0%) while covered participants moved from 6,389 to 4,790 . Single-year sparse filers cannot show that trail.

Plan year Participants EOY assets Filing
2022 6,389 $262M Open filing
2023 7,215 $306M This page
2024 · index core 4,790 $346M 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 Iuoe Local 399 Participating Employers Deferred Compensation Employee Savings Plan by total assets, not by location.

Frequently Asked Questions

How did Iuoe Local 399 Participating Employers Deferred Compensation Employee Savings Plan assets move in 2023?
Iuoe Local 399 Participating Employers Deferred Compensation Employee Savings Plan grew sharply - up 17.0% during 2023, from $262M to $306M. Reported net income was $44M.
How have Board of Trustees Iuoe Local 399 Deferred Compensation Savings Plan plan assets changed over time?
Across 3 plan years on file (2022-2024), Board of Trustees Iuoe Local 399 Deferred Compensation Savings Plan's sponsor-wide assets grew 32.0%, from $262M to $346M.
Where does Iuoe Local 399 Participating Employers Deferred Compensation Employee Savings Plan rank by assets among Form 5500 filers?
Iuoe Local 399 Participating Employers Deferred Compensation Employee Savings Plan ranks in the 96th 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 Iuoe Local 399 Participating Employers Deferred Compensation Employee Savings Plan?
Among 401(k) plans in other states, the closest by assets is Alsco 401(k) Savings Plan in UT ($306M, 4,228 participants).

Next read for Iuoe Local 399 Participating Employers D…

Filing takeaways

Ways to act on Iuoe Local 399 Participating Employers Deferred Compensation Employee Savings Plan's numbers.

  • By total assets, Iuoe Local 399 Participating Employers Deferred Compensation Employee Savings Plan 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 Illinois. Compare plans
  • Board of Trustees Iuoe Local 399 Deferred Compensation Savings Plan's sponsor-wide assets have grown 32.0% since 2022 across 3 plan years on file. More Construction plans