Defined Benefit (Pension) · DOL Form 5500 · 2023

Board of Trustees I.U.O.E. Local 478 Pension Plan Pension Plan

Data updated 2026-08-25

$694M
Total assets Above avg plan size
2,316
Participants Above avg headcount
98th
Percentile by assets National rank
$299,619
Avg per participant High balance/head
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Official DOL plan name: International Union of Operating Engineers Local Union No. 478, a-C-D-E Pension Plan · Sponsored by Board of Trustees I.U.O.E. Local 478 Pension Plan · Connecticut · Construction

$694M in assets, 2,316 participants

Board of Trustees I.U.O.E. Local 478 Pension Plan's International Union of Operating Engineers Local Union No. 478, a-C-D-E Pension Plan reported $694M in total assets and 2,316 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.

  • #8,857 in Construction (9,030 peers)

Coverage in Connecticut

International Union of Operating Engineers Local Union No. 478, a-C-D-E Pension Plan covers 2,316 participants in Connecticut, 3.2x the typical Connecticut plan (state average ~718 per filing). Assets: $694M.

#8,857
in Construction (9,030 peers)
+10.1%
assets growth YoY
7.0×
vs typical plan assets (national mean)

International Union of Operating Engineers Local Union No. 478, a-C-D-E Pension Plan's outsized position by total assets

International Union of Operating Engineers Local Union No. 478, a-C-D-E Pension Plan vs every filed plan by assets

End-of-year total assets · plan year 2023 · DOL Form 5500

$693,918,547 Top 2% higher than 98% of 127,068 filed plans

This plan $0 $2,050,000,000 every filed plan with reported assets, bucketed by value

Dashed line + filled bar = this entry, among filed plans.

Source U.S. Department of Labor Form 5500 filings (EBSA) · plan year 2023

International Union of Operating Engineers Local Union No. 478, a-C-D-E Pension Plan's large-plan peer group by participant headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. International Union of Operating Engineers Local Union No. 478, a-C-D-E Pension Plan lands in the large band (2,316 participants).

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • International Union of Operating Engineers Local Union No. 478, a-C-D-E Pension Plan reported net income rose from -$86M in the plan year 2022 filing to $66M in the plan year 2023 filing.
  • International Union of Operating Engineers Local Union No. 478, a-C-D-E Pension Plan end-of-year assets rose from $630M in the plan year 2022 filing to $694M in the plan year 2023 filing.
  • International Union of Operating Engineers Local Union No. 478, a-C-D-E Pension Plan reported participants rose from 2,170 in the plan year 2022 filing to 2,316 in the plan year 2023 filing.

See the national 2022→2023 release diff →

Plan-year Form 5500 strip

Filing strip 060733831 · Board of Trustees I.U.O.E. Local 478 Pension Plan PY 2023 · Defined Benefit (Pension)

International Union of Operating Engineers Local Union No. 478, a-C-D-E Pension Plan · $694M · 2,316 · 98th

  • PCT $694M
  • PCT 2,316
  • PCT 98th
  • PCT Defined Benefit (Pension)
  • PCT near Abb Inc. Merged Pension Plan
  • PCT ind #8857

Stamps derive from this plan's Form 5500 line items (assets, participants, type, EIN, cohort placement) - not a quality rating of the sponsor. Read with Construction retirement plans → · Plans in Connecticut →

International Union of Operating Engineers Local Union No. 478, a-C-D-E Pension Plan in the asset neighbourhood

Pension Plan for Employees of American Water Works Company, Inc. & Its Designated SubsidiariesPension Plan for Employees o…$703MAbb Inc. Merged Pension Plan$698MInternational Union of Operating Engineers Local Union No. 478, a-C-D-E Pension PlanInternational Union of Opera…$694MRoad Carriers Local 707 Pension FundRoad Carriers Local 707 Pens…$689MBeth Israel Lahey Health Defined Benefit Plan IBeth Israel Lahey Health Def…$688M
End-of-year total assets ($M) among International Union of Operating Engineers Local Union No. 478, a-C-D-E Pension Plan and nearest nationwide Defined Benefit (Pension) peers. Source: DOL Form 5500 plan year 2023.

Connecticut filing particulars

Total Assets (Beginning of Year)$630M
Net Assets (End of Year)$690M
Net Income$66M
Employer EIN060733831
Plan Effective Date1958-09-28
Filing StatusFILING RECEIVED

Sponsor Plan History (Board of Trustees I.U.O.E. Local 478 Pension Plan)

Sponsor-wide plan assets over time

All Board of Trustees I.U.O.E. Local 478 Pension Plan plans reported in each filing year

Latest sponsor-wide plan assets
$759M 20.35792630025078% vs 2022
2024 filing year
$600M$650M$700M$750M$800M 202220232024 $630M $759M ▲ +20.4%
Year Plans Participants Total Assets
2022 1 2,170 $630M
2023 1 2,316 $694M
2024 1 2,388 $759M

Nearby Defined Benefit (Pension) Plans in Connecticut

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

International Union of Operating Engineers Local Union No. 478, a-C-D-E Pension Plan vs. nearby Defined Benefit (Pension) plans in Connecticut, assets vs. participants Scatter plot of 6 data points. 0500010000150002000025000 -1001020304050 Total assets ($B) Participants International Union of Operating Engineers Local Union No. 478, a-C-D-E Pension Plan, Total assets ($B): 0.693918547 · Participants: 2316International Union of Operating Engineers Local Union No. 478, a-C-D-E Pension PlanRtx Consolidated Pension Plan, Total assets ($B): 43.752088232 · Participants: 23823Rtx Consolidated Pension PlanThe Citigroup Pension Plan, Total assets ($B): 10.610367002 · Participants: 17283The Citigroup Pension PlanEversource Pension Plan, Total assets ($B): 5.8761342 · Participants: 3717Eversource Pension PlanRetirement Plan for Employees of Aetna Inc., Total assets ($B): 5.40003759 · Participants: 10546Retirement Plan for Employees of Aetna Inc.The Hartford Retirement Plan for U.S. Employees, Total assets ($B): 3.580099386 · Participants: 7529The Hartford Retirement Plan for U.S. Employees
International Union of Operating Engineers Local Union No. 478, a-C-D-E Pension Plan vs. nearby Defined Benefit (Pension) plans in Connecticut, assets vs. participants
Compare International Union of Operating Engineers Local Union No. 478, a-C-D-E Pension Plan side-by-side with 3 peers →

International Union of Operating Engineers Local Union No. 478, a-C-D-E Pension Plan's out-of-state Defined Benefit (Pension) peers by assets and headcount

Outside Connecticut, the nearest Defined Benefit (Pension) by assets is Abb Inc. Merged Pension Plan in NC ($698M); by covered participants it is Reading Health System Pension Plan in PA (2,316 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (2,316 participants); asset peers above are excluded.

DOL Form 5500 plan year 2023. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did International Union of Operating Engineers Local Union No. 478, a-C-D-E Pension Plan assets move in 2023? ▼
International Union of Operating Engineers Local Union No. 478, a-C-D-E Pension Plan grew at a solid clip - up 10.1% during 2023, from $630M to $694M. Reported net income was $66M.
How have Board of Trustees I.U.O.E. Local 478 Pension Plan plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Board of Trustees I.U.O.E. Local 478 Pension Plan's sponsor-wide assets grew 20.4%, from $630M to $759M.
Where does International Union of Operating Engineers Local Union No. 478, a-C-D-E Pension Plan rank by assets among Form 5500 filers? ▼
International Union of Operating Engineers Local Union No. 478, a-C-D-E Pension Plan 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 International Union of Operating Engineers Local Union No. 478, a-C-D-E Pension Plan? ▼
Among Defined Benefit (Pension) plans in other states, the closest by assets is Abb Inc. Merged Pension Plan in NC ($698M, 626 participants).
Which Defined Benefit (Pension) plans cover a similar participant headcount to International Union of Operating Engineers Local Union No. 478, a-C-D-E Pension Plan? ▼
Among Defined Benefit (Pension) plans in other states, the closest by covered participants is Reading Health System Pension Plan in PA (2,316 participants, $408M in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2023.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 060733831.

Read our methodology - how this data is sourced, computed, and verified.

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