401(k) · DOL Form 5500 · 2023

SOUND 401(k) Plan

Data updated 2026-08-25

$38M
Total assets Below avg plan size
587
Participants Below avg headcount
82nd
Percentile by assets National rank
$64,919
Avg per participant Low balance/head
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Official DOL plan name: Sound Employees Retirement Plan · Sponsored by SOUND · Washington · Healthcare & Social Assistance

$38M in assets, 587 participants

SOUND's Sound Employees Retirement Plan reported $38M in total assets and 587 participants in its 2023 DOL Form 5500 filing, ranking in the 82nd 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.

  • #15,040 in Healthcare & Social Assistance (17,684 peers)

Coverage in Washington

Sound Employees Retirement Plan covers 587 participants in Washington, about 40% of the average Washington filer (state average ~1,476 per filing). Assets: $38M.

#15,040
in Healthcare & Social Assistance (17,684 peers)
+18.6%
assets growth YoY
0.4×
vs typical plan assets (national mean)

Sound Employees Retirement Plan's outsized position by total assets

Sound Employees Retirement Plan vs every filed plan by assets

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

$38,107,538 Top 18% higher than 82% 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 Employees Retirement Plan among mid-size filed plans by headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Sound Employees Retirement Plan sits mid-pack in the medium band (587 participants).

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Sound Employees Retirement Plan reported net income rose from -$9M in the plan year 2022 filing to $6M in the plan year 2023 filing.
  • Sound Employees Retirement Plan end-of-year assets rose from $32M in the plan year 2022 filing to $38M in the plan year 2023 filing.
  • Sound Employees Retirement Plan reported participants fell from 661 in the plan year 2022 filing to 587 in the plan year 2023 filing.

See the national 2022→2023 release diff →

EBSA filing schedule strip

Filing strip 910818971 · SOUND PY 2023 · 401(k)

Sound Employees Retirement Plan · $38M · 587 · 82nd

  • TYPE $38M
  • TYPE 587
  • TYPE 82nd
  • TYPE 401(k)
  • TYPE near M-D Building Products, Inc. 401(k) Plan
  • TYPE ind #15040

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 Healthcare & Social Assistance retirement plans → · Plans in Washington →

Sound Employees Retirement Plan in the asset neighbourhood

Sound Employees Retirement PlanSound Employees Retirement P…$38MM-D Building Products, Inc. 401(k) PlanM-D Building Products, Inc. …$38MLegacy 401(k) Plan$38MMaxitrol Company Employees Profit Sharing Plan & TrustMaxitrol Company Employees P…$38MCity Brewing Company Hourly 401(k) PlanCity Brewing Company Hourly …$38M
End-of-year total assets ($M) among Sound Employees Retirement Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Washington filing particulars

Total Assets (Beginning of Year)$32M
Net Assets (End of Year)$38M
Net Income$6M
Employer EIN910818971
Plan Effective Date1976-07-01
Filing StatusFILING RECEIVED

Sponsor Plan History (SOUND)

Sponsor-wide plan assets over time

All SOUND plans reported in each filing year

Latest sponsor-wide plan assets
$42M 29.324905857924584% vs 2022
2024 filing year
$30M$35M$40M$45M 202220232024 $32.1M $41.5M ▲ +29.3%
Year Plans Participants Total Assets
2022 1 661 $32M
2023 1 587 $38M
2024 1 610 $42M

Nearby 401(k) Plans in Washington

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

Sound Employees Retirement Plan vs. nearby 401(k) plans in Washington, assets vs. participants Scatter plot of 6 data points. -50000050000100000150000200000250000 -20020406080 Total assets ($B) Participants Sound Employees Retirement Plan, Total assets ($B): 0.038107538 · Participants: 587Sound Employees Retirement PlanThe Boeing Company 401(k) Retirement Plan, Total assets ($B): 72.246135158 · Participants: 128910The Boeing Company 401(k) Retirement PlanMicrosoft Corporation Savings Plus 401(k) Plan, Total assets ($B): 53.225853429 · Participants: 123296Microsoft Corporation Savings Plus 401(k) PlanCostco 401(k) Retirement Plan, Total assets ($B): 33.384845813 · Participants: 192744Costco 401(k) Retirement PlanT-Mobile USA, Inc. 401(k) Retirement Savings Plan & Trust, Total assets ($B): 8.338937292 · Participants: 71538T-Mobile USA, Inc. 401(k) Retirement Savings Plan & Trust401(k) Savings Plan, Total assets ($B): 8.118808679 · Participants: 87590401(k) Savings Plan
Sound Employees Retirement Plan vs. nearby 401(k) plans in Washington, assets vs. participants
Compare Sound Employees Retirement Plan side-by-side with 3 peers →

Sound Employees Retirement Plan's out-of-state 401(k) peers by assets and headcount

Outside Washington, the nearest 401(k) by assets is M-D Building Products, Inc. 401(k) Plan in OK ($38M); by covered participants it is Mirati Therapeutics, Inc. 401(k) Plan in CA (587 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($38M here).

Similar participant headcount

Nearest other-state filings by covered participants (587 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 Employees Retirement Plan assets move in 2023? ▼
Sound Employees Retirement Plan grew sharply - up 18.6% during 2023, from $32M to $38M. Reported net income was $6M.
How have SOUND plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), SOUND's sponsor-wide assets grew 29.3%, from $32M to $42M.
Where does Sound Employees Retirement Plan rank by assets among Form 5500 filers? ▼
Sound Employees Retirement Plan ranks in the 82nd percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (in the top quartile of all filed plans by assets).
Which 401(k) plans are similar in size to Sound Employees Retirement Plan? ▼
Among 401(k) plans in other states, the closest by assets is M-D Building Products, Inc. 401(k) Plan in OK ($38M, 951 participants).
Which 401(k) plans cover a similar participant headcount to Sound Employees Retirement Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Mirati Therapeutics, Inc. 401(k) Plan in CA (587 participants, $58M 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 910818971.

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.