401(k) · DOL Form 5500 · 2024

Seattle Childrens Healthcare System 401(k) Plan

Data updated 2026-08-25

$1.5B
Total assets Very large vs avg
10,042
Participants Very large workforce
99th
Percentile by assets National rank
$144,934
Avg per participant Above avg balance/head
PlainRetire home → About this data RSS: change history

Official DOL plan name: Seattle Children's Healthcare System Employees Retirement Plan · Sponsored by Seattle Childrens Healthcare System · Washington · Healthcare & Social Assistance

$1.5B in assets, 10,042 participants

Seattle Childrens Healthcare System's Seattle Children's Healthcare System Employees Retirement Plan reported $1.5B in total assets and 10,042 participants in its 2024 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.

  • #16,761 in Healthcare & Social Assistance (16,916 peers)

Coverage in Washington

Seattle Children's Healthcare System Employees Retirement Plan covers 10,042 participants in Washington, 6.8x the typical Washington plan (state average ~1,476 per filing). Assets: $1.5B.

#16,761
in Healthcare & Social Assistance (16,916 peers)
+19.9%
assets growth YoY
15×
vs typical plan assets (national mean)

Seattle Children's Healthcare System Employees Retirement Plan's outsized position by total assets

Seattle Children's Healthcare System Employees Retirement Plan vs every filed plan by assets

End-of-year total assets · plan year 2024 · DOL Form 5500

$1,455,423,093 Top 1% higher than 99% of 123,620 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 2024

Seattle Children's Healthcare System Employees Retirement Plan's mega-plan peer group by participant headcount

Plan-year 2024 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Seattle Children's Healthcare System Employees Retirement Plan is a mega filing (10,042 participants), the rightmost band on the breakdown.

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Seattle Children's Healthcare System Employees Retirement Plan end-of-year assets rose from $1.2B in the plan year 2023 filing to $1.5B in the plan year 2024 filing.
  • Seattle Children's Healthcare System Employees Retirement Plan reported participants rose from 9,491 in the plan year 2023 filing to 10,042 in the plan year 2024 filing.
  • Seattle Children's Healthcare System Employees Retirement Plan reported net income fell from $248M in the plan year 2023 filing to $241M in the plan year 2024 filing.

See the national 2023→2024 release diff →

DOL schedule card

Filing strip 911250116 · Seattle Childrens Healthcare System PY 2024 · 401(k)

Seattle Children's Healthcare System Employees Retirement Plan · $1.5B · 10,042 · 99th

  • PHOTO $1.5B
  • IND 10,042
  • EOY 99th
  • 5500 401(k)
  • ASSETS near Volvo Group North America Voluntary Investment Pretax Plan
  • PCT ind #16761

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 →

Seattle Children's Healthcare System Employees Retirement Plan in the asset neighbourhood

Seattle Children's Healthcare System Employees Retirement PlanSeattle Children's Healthcar…$1.5BVolvo Group North America Voluntary Investment Pretax PlanVolvo Group North America Vo…$1.5BDeluxe Corporation 401(k) PlanDeluxe Corporation 401(k) Pl…$1.5BGibson, Dunn & Crutcher LLP Retirement PlanGibson, Dunn & Crutcher LLP …$1.5BAndersen 401(k) Plan$1.5B
End-of-year total assets ($B) among Seattle Children's Healthcare System Employees Retirement Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

Washington filing particulars

Total Assets (Beginning of Year)$1.2B
Net Assets (End of Year)$1.5B
Net Income$241M
Employer EIN911250116
Plan Effective Date1989-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Seattle Childrens Healthcare System)

Sponsor-wide plan assets over time

All Seattle Childrens Healthcare System plans reported in each filing year

Latest sponsor-wide plan assets
$1.7B 47.82507719179726% vs 2022
2024 filing year
$1B$1.2B$1.4B$1.6B$1.8B 202220232024 $1.18B $1.74B ▲ +47.5%
Year Plans Participants Total Assets
2022 2 16,818 $1.2B
2023 2 18,828 $1.5B
2024 2 19,763 $1.7B

Nearby 401(k) Plans in Washington

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

Seattle Children's Healthcare System Employees Retirement Plan vs. nearby 401(k) plans in Washington, assets vs. participants Scatter plot of 6 data points. -500000050000010000001500000 -20020406080 Total assets ($B) Participants Seattle Children's Healthcare System Employees Retirement Plan, Total assets ($B): 1.455423093 · Participants: 10042Seattle Children's Healthcare System Employees Retirement PlanThe Boeing Company 401(k) Retirement Plan, Total assets ($B): 73.910477714 · Participants: 139394The Boeing Company 401(k) Retirement PlanMicrosoft Corporation Savings Plus 401(k) Plan, Total assets ($B): 65.646011638 · Participants: 118818Microsoft Corporation Savings Plus 401(k) PlanCostco 401(k) Retirement Plan, Total assets ($B): 41.017392708 · Participants: 202468Costco 401(k) Retirement PlanAmazon 401(k) Plan, Total assets ($B): 34.593744657 · Participants: 1209303Amazon 401(k) Plan401(k) Savings Plan, Total assets ($B): 10.074085187 · Participants: 86668401(k) Savings Plan
Seattle Children's Healthcare System Employees Retirement Plan vs. nearby 401(k) plans in Washington, assets vs. participants
Compare Seattle Children's Healthcare System Employees Retirement Plan side-by-side with 3 peers →

Scale composition for Seattle Children's Healthcare System Employees Retirement Plan

Seattle Children's Healthcare System Employees Retirement Plan reports $1.5B in end-of-year assets across 10,042 participants (0.012% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.011% of 93,925,755 covered participants) - about $144,934 per participant (1.0x the national average assets-per-participant) . Net income for plan year 2024 was $241M.

This plan identity (EIN 911250116, plan #003) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $967M to $1.5B (+50.6%) while covered participants moved from 8,566 to 10,042 . Single-year sparse filers cannot show that trail.

Plan year Participants EOY assets Filing
2022 8,566 $967M Open filing
2023 9,491 $1.2B Open filing
2024 · index core 10,042 $1.5B This page

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

Seattle Children's Healthcare System Employees Retirement Plan's out-of-state 401(k) peers by assets and headcount

Outside Washington, the nearest 401(k) by assets is Volvo Group North America Voluntary Investment Pretax Plan in NC ($1.5B); by covered participants it is Eversource 401(k) Plan in CT (10,041 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($1.5B here).

Similar participant headcount

Nearest other-state filings by covered participants (10,042 participants); asset peers above are excluded.

DOL Form 5500 plan year 2024. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Seattle Children's Healthcare System Employees Retirement Plan assets move in 2024? ▼
Seattle Children's Healthcare System Employees Retirement Plan grew sharply - up 19.9% during 2024, from $1.2B to $1.5B. Reported net income was $241M.
How have Seattle Childrens Healthcare System plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Seattle Childrens Healthcare System's sponsor-wide assets grew 47.8%, from $1.2B to $1.7B.
Where does Seattle Children's Healthcare System Employees Retirement Plan rank by assets among Form 5500 filers? ▼
Seattle Children's Healthcare System Employees Retirement Plan ranks in the 99th percentile by end-of-year assets among 123,622 plans that reported assets for plan year 2024 (among the largest 1% of all filed plans).
Which 401(k) plans are similar in size to Seattle Children's Healthcare System Employees Retirement Plan? ▼
Among 401(k) plans in other states, the closest by assets is Volvo Group North America Voluntary Investment Pretax Plan in NC ($1.5B, 5,452 participants).
Which 401(k) plans cover a similar participant headcount to Seattle Children's Healthcare System Employees Retirement Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Eversource 401(k) Plan in CT (10,041 participants, $4.0B in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2024.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 911250116.

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.