Other · DOL Form 5500 · 2024

Board of Trustees Operating Engineers Local 520 Retirement Plan

Data updated 2026-08-11

$269M
Total assets
2,930
Participants
95th
Percentile by assets
$91,788
Avg per participant
PlainRetire home → About this data

Official DOL plan name: Operating Engineers Local 520 Annuity Plan · Sponsored by Board of Trustees Operating Engineers Local 520 · Illinois · Construction

$269M in assets, 2,930 participants

Board of Trustees Operating Engineers Local 520's Operating Engineers Local 520 Annuity Plan reported $269M in total assets and 2,930 participants in its 2024 DOL Form 5500 filing, ranking in the 95th 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.

  • 95th percentile by assets (of 123,622 plans)
  • #8,562 in Construction (9,039 peers)

Coverage in Illinois

Operating Engineers Local 520 Annuity Plan covers 2,930 participants in Illinois, 3.8x the typical Illinois plan (state average ~779 per filing). Assets: $269M.

$269M
total plan assets (2024 EOY)
2,930
covered participants
95th
percentile by assets (of 123,622 plans)
$91,788
avg assets per participant

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Operating Engineers Local 520 Annuity Plan end-of-year assets rose from $238M in the plan year 2023 filing to $269M in the plan year 2024 filing.
  • Operating Engineers Local 520 Annuity Plan reported participants rose from 2,707 in the plan year 2023 filing to 2,930 in the plan year 2024 filing.
  • Operating Engineers Local 520 Annuity Plan reported net income fell from $32M in the plan year 2023 filing to $31M in the plan year 2024 filing.

See the national 2023→2024 release diff →

State
Industry

Participants vs Illinois filers

In Illinois, the average filing covers about 779 participants across 5,745 plans. Operating Engineers Local 520 Annuity Plan reports 2,930 participants - 3.8x that state average ($269M EOY assets).

Illinois filing particulars

Total Assets (Beginning of Year)$238M
Net Assets (End of Year)$269M
Net Income$31M
Employer EIN371328217
Plan Effective Date1994-08-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Board of Trustees Operating Engineers Local 520)

$180M$200M$220M$240M$260M$280M 202220232024 $206M $269M ▲ +30.5%
Total plan assets by year, all Board of Trustees Operating Engineers Local 520 plans on file
Year Plans Participants Total Assets
2022 1 2,609 $206M
2023 1 2,707 $238M
2024 1 2,930 $269M

Nearby Other Plans in Illinois

Peer Other plans, same state, same plan type, ranked by total assets.

Operating Engineers Local 520 Annuity Plan vs. nearby Other plans in Illinois, assets vs. participants

Operating Engineers Local 520 Annuity Plan vs. nearby Other plans in Illinois, assets vs. participants Scatter plot of 6 data points. 050001000015000 012345 Total assets ($B) Participants Operating Engineers …Northwestern Univers…The University of Ch…Endeavor Health Lega…The University of Ch…Rush University Medi…
Operating Engineers Local 520 Annuity Plan vs. nearby Other plans in Illinois, assets vs. participants

Similar-Sized Other Plans Nationally

Other plans in other states closest to Operating Engineers Local 520 Annuity Plan by total assets, not by location.

Frequently Asked Questions

How did Operating Engineers Local 520 Annuity Plan assets move in 2024?
Operating Engineers Local 520 Annuity Plan grew at a solid clip - up 13.1% during 2024, from $238M to $269M. Reported net income was $31M.
How have Board of Trustees Operating Engineers Local 520 plan assets changed over time?
Across 3 plan years on file (2022-2024), Board of Trustees Operating Engineers Local 520's sponsor-wide assets grew 30.5%, from $206M to $269M.
Where does Operating Engineers Local 520 Annuity Plan rank by assets among Form 5500 filers?
Operating Engineers Local 520 Annuity Plan ranks in the 95th 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 Other plans are similar in size to Operating Engineers Local 520 Annuity Plan?
Among Other plans in other states, the closest by assets is Ellis Hospital Employees Defined Contribution Retirement Plan in NY ($269M, 2,790 participants).

Next read for Operating Engineers Local 520 Annuity Pl…

Filing takeaways

Ways to act on Operating Engineers Local 520 Annuity Plan's numbers.

  • By total assets, Operating Engineers Local 520 Annuity Plan ranks in the top 5% of all filed plans by assets. See the largest plans
  • Compare it side-by-side against 3 similar Other plans in Illinois. Compare plans
  • Board of Trustees Operating Engineers Local 520's sponsor-wide assets have grown 30.5% since 2022 across 3 plan years on file. More Construction plans