Defined Benefit (Pension) · DOL Form 5500 · 2023

Trustees of SEIU Local 1 & Participating Employers Pension Trust Pension Plan

Data updated 2026-08-11

$716M
Total assets
8,890
Participants
98th
Percentile by assets
$80,574
Avg per participant
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Official DOL plan name: SEIU Local 1 & Participating Employers Pension Trust · Sponsored by Trustees of SEIU Local 1 & Participating Employers Pension Trust · Illinois · Administrative & Support Services

$716M in assets, 8,890 participants

Trustees of SEIU Local 1 & Participating Employers Pension Trust's SEIU Local 1 & Participating Employers Pension Trust reported $716M in total assets and 8,890 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)
  • #4,345 in Administrative & Support Services (4,372 peers)

Coverage in Illinois

SEIU Local 1 & Participating Employers Pension Trust covers 8,890 participants in Illinois, 11x the typical Illinois plan (state average ~779 per filing). Assets: $716M.

$716M
total plan assets (2023 EOY)
8,890
covered participants
98th
percentile by assets (of 127,072 plans)
$80,574
avg assets per participant

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • SEIU Local 1 & Participating Employers Pension Trust reported net income rose from $49M in the plan year 2022 filing to $111M in the plan year 2023 filing.
  • SEIU Local 1 & Participating Employers Pension Trust end-of-year assets rose from $602M in the plan year 2022 filing to $716M in the plan year 2023 filing.
  • SEIU Local 1 & Participating Employers Pension Trust reported participants rose from 8,445 in the plan year 2022 filing to 8,890 in the plan year 2023 filing.

See the national 2022→2023 release diff →

Participants vs Illinois filers

In Illinois, the average filing covers about 779 participants across 5,745 plans. SEIU Local 1 & Participating Employers Pension Trust reports 8,890 participants - 11x that state average ($716M EOY assets).

Illinois filing particulars

Total Assets (Beginning of Year)$602M
Net Assets (End of Year)$712M
Net Income$111M
Employer EIN366486542
Plan Effective Date1968-12-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Trustees of SEIU Local 1 & Participating Employers Pension Trust)

$500M$600M$700M$800M 202220232024 $602M $774M ▲ +28.7%
Total plan assets by year, all Trustees of SEIU Local 1 & Participating Employers Pension Trust plans on file
Year Plans Participants Total Assets
2022 1 8,445 $602M
2023 1 8,890 $716M
2024 1 8,986 $774M

Nearby Defined Benefit (Pension) Plans in Illinois

Peer Defined Benefit (Pension) plans, same state, same plan type, ranked by total assets.

SEIU Local 1 & Participating Employers Pension Trust vs. nearby Defined Benefit (Pension) plans in Illinois, assets vs. participants

SEIU Local 1 & Participating Employers Pension Trust vs. nearby Defined Benefit (Pension) plans in Illinois, assets vs. participants Scatter plot of 6 data points. 0100002000030000400005000060000 -200204060 Total assets ($B) Participants SEIU Local 1 & Parti…Central States, Sout…State Farm Insurance…United Food & Commer…John Deere Pension P…Abbott Laboratories …
SEIU Local 1 & Participating Employers Pension Trust vs. nearby Defined Benefit (Pension) plans in Illinois, assets vs. participants

Scale composition for SEIU Local 1 & Participating Employers Pension Trust

SEIU Local 1 & Participating Employers Pension Trust reports $716M in end-of-year assets across 8,890 participants (0.006% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.009% of 93,925,755 covered participants) - about $80,574 per participant (58% of the national average assets-per-participant) . Net income for plan year 2023 was $111M.

This plan identity (EIN 366486542, plan #001) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $602M to $774M (+28.7%) while covered participants moved from 8,445 to 8,986 . Single-year sparse filers cannot show that trail.

Plan year Participants EOY assets Filing
2022 8,445 $602M Open filing
2023 8,890 $716M This page
2024 · index core 8,986 $774M Open filing

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

Similar-Sized Defined Benefit (Pension) Plans Nationally

Defined Benefit (Pension) plans in other states closest to SEIU Local 1 & Participating Employers Pension Trust by total assets, not by location.

Frequently Asked Questions

How did SEIU Local 1 & Participating Employers Pension Trust assets move in 2023?
SEIU Local 1 & Participating Employers Pension Trust grew sharply - up 19.1% during 2023, from $602M to $716M. Reported net income was $111M.
How have Trustees of SEIU Local 1 & Participating Employers Pension Trust plan assets changed over time?
Across 3 plan years on file (2022-2024), Trustees of SEIU Local 1 & Participating Employers Pension Trust's sponsor-wide assets grew 28.7%, from $602M to $774M.
Where does SEIU Local 1 & Participating Employers Pension Trust rank by assets among Form 5500 filers?
SEIU Local 1 & Participating Employers Pension Trust 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 Defined Benefit (Pension) plans are similar in size to SEIU Local 1 & Participating Employers Pension Trust?
Among Defined Benefit (Pension) plans in other states, the closest by assets is Regions Financial Corporation Retirement Plan for Associates in AL ($716M, 2,395 participants).

Next read for SEIU Local 1 & Participating Employers P…

Filing takeaways

Ways to act on SEIU Local 1 & Participating Employers Pension Trust's numbers.