Other · DOL Form 5500 · 2022

The Exploratorium Retirement Plan

Data updated 2026-08-25

$34M
Total assets Below avg plan size
315
Participants Below avg headcount
84th
Percentile by assets National rank
$108,188
Avg per participant Below avg balance/head
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Official DOL plan name: The Exploratorium Retirement Plan · Sponsored by The Exploratorium · California · Arts, Entertainment & Recreation

$34M in assets, 315 participants

The Exploratorium's The Exploratorium Retirement Plan reported $34M in total assets and 315 participants in its 2022 DOL Form 5500 filing, ranking in the 84th 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.

  • #2,790 in Arts, Entertainment & Recreation (3,077 peers)

Coverage in California

The Exploratorium Retirement Plan covers 315 participants in California, about 50% of the average California filer (state average ~630 per filing). Assets: $34M.

#2,790
in Arts, Entertainment & Recreation (3,077 peers)
-18.5%
assets change YoY
0.3×
vs typical plan assets (national mean)

The plan reported a net loss of $8M for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

The Exploratorium Retirement Plan's outsized position by total assets

The Exploratorium Retirement Plan vs every filed plan by assets

End-of-year total assets · plan year 2022 · DOL Form 5500

$34,079,065 Top 16% higher than 84% of 139,123 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 2022

The Exploratorium Retirement Plan among mid-size filed plans by headcount

Plan-year 2022 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. The Exploratorium Retirement Plan sits mid-pack in the medium band (315 participants).

DOL schedule card

Filing strip 941696494 · The Exploratorium PY 2022 · Other

The Exploratorium Retirement Plan · $34M · 315 · 84th

  • SCH $34M
  • SCH 315
  • SCH 84th
  • SCH Other
  • SCH near University Clinical Health Employer Contribution Plan
  • SCH ind #2790

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 Arts, Entertainment & Recreation retirement plans → · Plans in California →

The Exploratorium Retirement Plan in the asset neighbourhood

Center for Human Development DC Retirement PlanCenter for Human Development…$34MThe Exploratorium Retirement PlanThe Exploratorium Retirement…$34MUniversity Clinical Health Employer Contribution PlanUniversity Clinical Health E…$34MThe Leffell School Retirement PlanThe Leffell School Retiremen…$34MClarke University Retirement PlanClarke University Retirement…$34M
End-of-year total assets ($M) among The Exploratorium Retirement Plan and nearest nationwide Other peers. Source: DOL Form 5500 plan year 2022.

California filing particulars

Total Assets (Beginning of Year)$42M
Net Assets (End of Year)$34M
Net Income-$8M
Employer EIN941696494
Plan Effective Date2008-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (The Exploratorium)

Sponsor-wide plan assets over time

All The Exploratorium plans reported in each filing year

Latest sponsor-wide plan assets
$53M 39.734791306158776% vs 2022
2024 filing year
$35M$40M$45M$50M$55M 202220232024 $37.8M $52.9M ▲ +39.8%
Year Plans Participants Total Assets
2022 2 430 $38M
2023 2 594 $47M
2024 2 497 $53M

Nearby Other Plans in California

Peer Other plans, same state, same plan type, ranked by total assets.

The Exploratorium Retirement Plan vs. nearby Other plans in California, assets vs. participants Scatter plot of 6 data points. -200000200004000060000 -50510 Total assets ($B) Participants The Exploratorium Retirement Plan, Total assets ($B): 0.034079065 · Participants: 315The Exploratorium Retirement PlanStanford Contributory Retirement Plan, Total assets ($B): 9.38573656 · Participants: 22514Stanford Contributory Retirement PlanSutter Health 403(b) Savings Plan, Total assets ($B): 5.320318331 · Participants: 48591Sutter Health 403(b) Savings PlanStanford Health Care Retirement Savings Plan, Total assets ($B): 4.535728964 · Participants: 20237Stanford Health Care Retirement Savings PlanCaltech Base Retirement Plan, Total assets ($B): 4.200375781 · Participants: 9827Caltech Base Retirement PlanUniversity of Southern California Tax-Deferred Annuity Plan, Total assets ($B): 3.677071678 · Participants: 22632University of Southern California Tax-Deferred Annuity Plan
The Exploratorium Retirement Plan vs. nearby Other plans in California, assets vs. participants
Compare The Exploratorium Retirement Plan side-by-side with 3 peers →

The Exploratorium Retirement Plan's out-of-state Other peers by assets and headcount

Outside California, the nearest Other by assets is University Clinical Health Employer Contribution Plan in TN ($34M); by covered participants it is Wellspring Child & Family Service 403(b) Retirement Plan in MI (315 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (315 participants); asset peers above are excluded.

DOL Form 5500 plan year 2022. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did The Exploratorium Retirement Plan assets move in 2022? ▼
The Exploratorium Retirement Plan declined sharply - down 18.5% during 2022, from $42M to $34M. Reported net income was -$8M.
How have The Exploratorium plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), The Exploratorium's sponsor-wide assets grew 39.7%, from $38M to $53M.
Where does The Exploratorium Retirement Plan rank by assets among Form 5500 filers? ▼
The Exploratorium Retirement Plan ranks in the 84th percentile by end-of-year assets among 139,126 plans that reported assets for plan year 2022 (in the top quartile of all filed plans by assets).
Which Other plans are similar in size to The Exploratorium Retirement Plan? ▼
Among Other plans in other states, the closest by assets is University Clinical Health Employer Contribution Plan in TN ($34M, 457 participants).
Which Other plans cover a similar participant headcount to The Exploratorium Retirement Plan? ▼
Among Other plans in other states, the closest by covered participants is Wellspring Child & Family Service 403(b) Retirement Plan in MI (315 participants, $1M in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2022.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 941696494.

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.