401(k) · DOL Form 5500 · 2024

Sound Inpatient Physicians, Inc. 401(k) Plan

Data updated 2026-08-11

$557M
Total assets
4,698
Participants
97th
Percentile by assets
$118,554
Avg per participant
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Official DOL plan name: Sound Physicians 401(k) Plan · Sponsored by Sound Inpatient Physicians, Inc. · Washington · Healthcare & Social Assistance

$557M in assets, 4,698 participants

Sound Inpatient Physicians, Inc.'s Sound Physicians 401(k) Plan reported $557M in total assets and 4,698 participants in its 2024 DOL Form 5500 filing, ranking in the 97th 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.

  • 97th percentile by assets (of 123,622 plans)
  • #16,488 in Healthcare & Social Assistance (16,916 peers)

Coverage in Washington

Sound Physicians 401(k) Plan covers 4,698 participants in Washington, 3.2x the typical Washington plan (state average ~1,476 per filing). Assets: $557M.

$557M
total plan assets (2024 EOY)
4,698
covered participants
97th
percentile by assets (of 123,622 plans)
$118,554
avg assets per participant

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Sound Physicians 401(k) Plan reported net income fell from $105M in the plan year 2023 filing to $45M in the plan year 2024 filing.
  • Sound Physicians 401(k) Plan end-of-year assets rose from $511M in the plan year 2023 filing to $557M in the plan year 2024 filing.
  • Sound Physicians 401(k) Plan reported participants fell from 4,956 in the plan year 2023 filing to 4,698 in the plan year 2024 filing.

See the national 2023→2024 release diff →

Participants vs Washington filers

In Washington, the average filing covers about 1,476 participants across 2,612 plans. Sound Physicians 401(k) Plan reports 4,698 participants - 3.2x that state average ($557M EOY assets).

Washington filing particulars

Total Assets (Beginning of Year)$511M
Net Assets (End of Year)$556M
Net Income$45M
Employer EIN203050924
Plan Effective Date2005-07-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Sound Inpatient Physicians, Inc.)

$350M$400M$450M$500M$550M$600M 202220232024 $406M $557M ▲ +37.1%
Total plan assets by year, all Sound Inpatient Physicians, Inc. plans on file
Year Plans Participants Total Assets
2022 1 4,645 $406M
2023 1 4,956 $511M
2024 1 4,698 $557M

Nearby 401(k) Plans in Washington

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

Sound Physicians 401(k) Plan vs. nearby 401(k) plans in Washington, assets vs. participants

Sound Physicians 401(k) Plan vs. nearby 401(k) plans in Washington, assets vs. participants Scatter plot of 6 data points. -500000050000010000001500000 -20020406080 Total assets ($B) Participants Sound Physicians 401…The Boeing Company 4…Microsoft Corporatio…Costco 401(k) Retire…Amazon 401(k) Plan401(k) Savings Plan
Sound Physicians 401(k) Plan vs. nearby 401(k) plans in Washington, assets vs. participants

Similar-Sized 401(k) Plans Nationally

401(k) plans in other states closest to Sound Physicians 401(k) Plan by total assets, not by location.

Frequently Asked Questions

How did Sound Physicians 401(k) Plan assets move in 2024?
Sound Physicians 401(k) Plan grew at a solid clip - up 8.9% during 2024, from $511M to $557M. Reported net income was $45M.
How have Sound Inpatient Physicians, Inc. plan assets changed over time?
Across 3 plan years on file (2022-2024), Sound Inpatient Physicians, Inc.'s sponsor-wide assets grew 37.1%, from $406M to $557M.
Where does Sound Physicians 401(k) Plan rank by assets among Form 5500 filers?
Sound Physicians 401(k) Plan ranks in the 97th 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 401(k) plans are similar in size to Sound Physicians 401(k) Plan?
Among 401(k) plans in other states, the closest by assets is Equity League 401(k) Plan in NY ($557M, 23,362 participants).

Filing takeaways

Ways to act on Sound Physicians 401(k) Plan's numbers.