Defined Benefit (Pension) · DOL Form 5500 · 2023

Board of Trustees, Sound Retirement Trust Pension Plan

Data updated 2026-08-25

$2.6B
Total assets Very large vs avg
93,701
Participants Very large workforce
99th
Percentile by assets National rank
$27,705
Avg per participant Low balance/head
PlainRetire home → About this data RSS: change history

Official DOL plan name: Sound Retirement Trust · Sponsored by Board of Trustees, Sound Retirement Trust · Washington · Retail Trade

$2.6B in assets, 93,701 participants

Board of Trustees, Sound Retirement Trust's Sound Retirement Trust reported $2.6B in total assets and 93,701 participants in its 2023 DOL Form 5500 filing, ranking in the 99th 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.

  • #8,383 in Retail Trade (8,414 peers)

Coverage in Washington

Sound Retirement Trust covers 93,701 participants in Washington, 63x the typical Washington plan (state average ~1,476 per filing). Assets: $2.6B.

#8,383
in Retail Trade (8,414 peers)
-0.2%
assets change YoY
26×
vs typical plan assets (national mean)

Sound Retirement Trust's outsized position by total assets

Sound Retirement Trust vs every filed plan by assets

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

$2,596,008,080 Top 1% higher than 99% 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

Sound Retirement Trust's mega-plan peer group by participant headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Sound Retirement Trust is a mega filing (93,701 participants), the rightmost band on the breakdown.

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Sound Retirement Trust reported net income fell from $56M in the plan year 2022 filing to $6M in the plan year 2023 filing.
  • Sound Retirement Trust reported participants fell from 105,428 in the plan year 2022 filing to 93,701 in the plan year 2023 filing.
  • Sound Retirement Trust end-of-year assets fell from $2.6B in the plan year 2022 filing to $2.6B in the plan year 2023 filing.

See the national 2022→2023 release diff →

Published 5500 schedule card

Filing strip 916069306 · Board of Trustees, Sound Retirement Trust PY 2023 · Defined Benefit (Pension)

Sound Retirement Trust · $2.6B · 93,701 · 99th

  • EIN $2.6B
  • EIN 93,701
  • EIN 99th
  • EIN Defined Benefit (Pension)
  • EIN near Massmutual Pension Plan
  • EIN ind #8383

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 Retail Trade retirement plans → · Plans in Washington →

Sound Retirement Trust in the asset neighbourhood

Sound Retirement Trust$2.6BBurlington Northern Santa Fe Retirement PlanBurlington Northern Santa Fe…$2.6BPension Plan for Eaton Corporation EmployeesPension Plan for Eaton Corpo…$2.6BMassmutual Pension Plan$2.6BCaterpillar Inc. Non-Contributory Pension PlanCaterpillar Inc. Non-Contrib…$2.6B
End-of-year total assets ($B) among Sound Retirement Trust and nearest nationwide Defined Benefit (Pension) peers. Source: DOL Form 5500 plan year 2023.

Washington filing particulars

Total Assets (Beginning of Year)$2.6B
Net Assets (End of Year)$2.5B
Net Income$6M
Employer EIN916069306
Plan Effective Date1965-10-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Board of Trustees, Sound Retirement Trust)

Sponsor-wide plan assets over time

All Board of Trustees, Sound Retirement Trust plans reported in each filing year

Latest sponsor-wide plan assets
$2.7B 3.934719367005083% vs 2022
2024 filing year
$2.55B$2.6B$2.65B$2.7B$2.75B 202220232024 $2.6B $2.7B ▲ +3.8%
Year Plans Participants Total Assets
2022 1 105,428 $2.6B
2023 1 93,701 $2.6B
2024 1 75,402 $2.7B

Nearby Defined Benefit (Pension) Plans in Washington

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

Sound Retirement Trust vs. nearby Defined Benefit (Pension) plans in Washington, assets vs. participants Scatter plot of 6 data points. -50000050000100000150000200000250000 -20020406080 Total assets ($B) Participants Sound Retirement Trust, Total assets ($B): 2.59600808 · Participants: 93701Sound Retirement TrustWestern Conference of Teamsters Pension Plan, Total assets ($B): 57.387332732 · Participants: 229511Western Conference of Teamsters Pension PlanThe Pension Value Plan for Employees of the Boeing Company, Total assets ($B): 25.042153263 · Participants: 31566The Pension Value Plan for Employees of the Boeing CompanyThe Boeing Company Employee Retirement Plan, Total assets ($B): 16.333139549 · Participants: 32477The Boeing Company Employee Retirement PlanNorthwest Carpenters Retirement Plan, Total assets ($B): 3.287308621 · Participants: 15892Northwest Carpenters Retirement PlanLocals 302 & 612 of the Iuoe - Employers Construction Industry Retirement Plan, Total assets ($B): 3.066446219 · Participants: 8339Locals 302 & 612 of the Iuoe - Employers Construction Industry Retirement Plan
Sound Retirement Trust vs. nearby Defined Benefit (Pension) plans in Washington, assets vs. participants

Scale composition for Sound Retirement Trust

Sound Retirement Trust reports $2.6B in end-of-year assets across 93,701 participants (0.021% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.100% of 93,925,755 covered participants) - about $27,705 per participant (20% of the national average assets-per-participant) . Net income for plan year 2023 was $6M.

This plan identity (EIN 916069306, plan #001) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $2.6B to $2.7B (+3.9%) while covered participants moved from 105,428 to 75,402 . Single-year sparse filers cannot show that trail.

Plan year Participants EOY assets Filing
2022 105,428 $2.6B Open filing
2023 93,701 $2.6B This page
2024 · index core 75,402 $2.7B Open filing

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

Sound Retirement Trust's out-of-state Defined Benefit (Pension) peers by assets and headcount

Outside Washington, the nearest Defined Benefit (Pension) by assets is Massmutual Pension Plan in MA ($2.6B); by covered participants it is Iam National Pension Fund in DC (92,151 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($2.6B here).

Similar participant headcount

Nearest other-state filings by covered participants (93,701 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 Sound Retirement Trust assets move in 2023?
Sound Retirement Trust held essentially flat - down 0.2% during 2023, from $2.6B to $2.6B. Reported net income was $6M.
How have Board of Trustees, Sound Retirement Trust plan assets changed over time?
Across 3 plan years on file (2022-2024), Board of Trustees, Sound Retirement Trust's sponsor-wide assets grew 3.9%, from $2.6B to $2.7B.
Where does Sound Retirement Trust rank by assets among Form 5500 filers?
Sound Retirement Trust ranks in the 99th percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (among the largest 1% of all filed plans).
Which Defined Benefit (Pension) plans are similar in size to Sound Retirement Trust?
Among Defined Benefit (Pension) plans in other states, the closest by assets is Massmutual Pension Plan in MA ($2.6B, 14,462 participants).
Which Defined Benefit (Pension) plans cover a similar participant headcount to Sound Retirement Trust?
Among Defined Benefit (Pension) plans in other states, the closest by covered participants is Iam National Pension Fund in DC (92,151 participants, $14.3B in assets).