401(k) · DOL Form 5500 · 2024

Prospect Medical Holdings, Inc. 401(k) Plan

Data updated 2026-08-25

$297M
Total assets Near avg plan size
6,358
Participants Above avg headcount
96th
Percentile by assets National rank
$46,652
Avg per participant Low balance/head
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Official DOL plan name: Prospect Medical Retirement Savings Plan B · Sponsored by Prospect Medical Holdings, Inc. · California · Healthcare & Social Assistance

$297M in assets, 6,358 participants

Prospect Medical Holdings, Inc.'s Prospect Medical Retirement Savings Plan B reported $297M in total assets and 6,358 participants in its 2024 DOL Form 5500 filing, ranking in the 96th 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.

  • #16,239 in Healthcare & Social Assistance (16,916 peers)

Coverage in California

Prospect Medical Retirement Savings Plan B covers 6,358 participants in California, 10x the typical California plan (state average ~630 per filing). Assets: $297M.

#16,239
in Healthcare & Social Assistance (16,916 peers)
+12.0%
assets growth YoY
3.0×
vs typical plan assets (national mean)

Prospect Medical Retirement Savings Plan B's outsized position by total assets

Prospect Medical Retirement Savings Plan B vs every filed plan by assets

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

$296,614,697 Top 4% higher than 96% 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

Prospect Medical Retirement Savings Plan B's large-plan peer group by participant headcount

Plan-year 2024 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Prospect Medical Retirement Savings Plan B lands in the large band (6,358 participants).

EBSA filing schedule strip

Filing strip 330564370 · Prospect Medical Holdings, Inc. PY 2024 · 401(k)

Prospect Medical Retirement Savings Plan B · $297M · 6,358 · 96th

  • PHOTO $297M
  • PHOTO 6,358
  • PHOTO 96th
  • PHOTO 401(k)
  • PHOTO near Aptiv Hourly 401(k) Plan
  • PHOTO ind #16239

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 California →

Prospect Medical Retirement Savings Plan B in the asset neighbourhood

Ultra Electronics Inc. 401(k) PlanUltra Electronics Inc. 401(k…$297MAcadia Healthcare Company, Inc. 401(k) PlanAcadia Healthcare Company, I…$297MProspect Medical Retirement Savings Plan BProspect Medical Retirement …$297MAptiv Hourly 401(k) Plan$297MRs&h, Inc. 401(k)Plan$296M
End-of-year total assets ($M) among Prospect Medical Retirement Savings Plan B and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

California filing particulars

Total Assets (Beginning of Year)$265M
Net Assets (End of Year)$297M
Net Income$23M
Employer EIN330564370
Plan Effective Date1997-03-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Prospect Medical Holdings, Inc.)

Sponsor-wide plan assets over time

All Prospect Medical Holdings, Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$848M 64.84787970476125% vs 2023
2024 filing year
$400M$600M$800M$1,000M 20232024 $515M $848M ▲ +64.8%
Year Plans Participants Total Assets
2023 1 11,285 $515M
2024 2 16,846 $848M

Nearby 401(k) Plans in California

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

Prospect Medical Retirement Savings Plan B vs. nearby 401(k) plans in California, assets vs. participants Scatter plot of 6 data points. 050000100000150000 -200204060 Total assets ($B) Participants Prospect Medical Retirement Savings Plan B, Total assets ($B): 0.296614697 · Participants: 6358Prospect Medical Retirement Savings Plan BGoogle LLC 401(k) Savings Plan, Total assets ($B): 48.738057415 · Participants: 116712Google LLC 401(k) Savings PlanOracle Corporation 401(k) Savings and Investment Plan, Total assets ($B): 31.02646504 · Participants: 58962Oracle Corporation 401(k) Savings and Investment PlanIntel 401(k) Savings Plan, Total assets ($B): 24.850880304 · Participants: 55298Intel 401(k) Savings PlanApple 401(k) Plan, Total assets ($B): 24.714519387 · Participants: 101450Apple 401(k) PlanCisco Systems,Inc. 401(k) Plan, Total assets ($B): 22.728425546 · Participants: 40452Cisco Systems,Inc. 401(k) Plan
Prospect Medical Retirement Savings Plan B vs. nearby 401(k) plans in California, assets vs. participants
Compare Prospect Medical Retirement Savings Plan B side-by-side with 3 peers →

Prospect Medical Retirement Savings Plan B's out-of-state 401(k) peers by assets and headcount

Outside California, the nearest 401(k) by assets is Aptiv Hourly 401(k) Plan in MI ($297M); by covered participants it is Healthpro-Heritage 401(k) Plan in MD (6,357 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($297M here).

Similar participant headcount

Nearest other-state filings by covered participants (6,358 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 Prospect Medical Retirement Savings Plan B assets move in 2024? ▼
Prospect Medical Retirement Savings Plan B grew at a solid clip - up 12.0% during 2024, from $265M to $297M. Reported net income was $23M.
How have Prospect Medical Holdings, Inc. plan assets changed over time? ▼
Across 2 plan years on file (2023-2024), Prospect Medical Holdings, Inc.'s sponsor-wide assets grew 64.8%, from $515M to $848M.
Where does Prospect Medical Retirement Savings Plan B rank by assets among Form 5500 filers? ▼
Prospect Medical Retirement Savings Plan B ranks in the 96th 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 Prospect Medical Retirement Savings Plan B? ▼
Among 401(k) plans in other states, the closest by assets is Aptiv Hourly 401(k) Plan in MI ($297M, 955 participants).
Which 401(k) plans cover a similar participant headcount to Prospect Medical Retirement Savings Plan B? ▼
Among 401(k) plans in other states, the closest by covered participants is Healthpro-Heritage 401(k) Plan in MD (6,357 participants, $162M 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 330564370.

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.