Other · DOL Form 5500 · 2024

The Adler Planetarium Retirement Plan

Data updated 2026-08-25

$8M
Total assets Small plan by assets
135
Participants Small participant base
50th
Percentile by assets National rank
$56,513
Avg per participant Low balance/head
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Official DOL plan name: The Adler Planetarium Defined Contribution Retirement Income Plan · Sponsored by The Adler Planetarium · Illinois · Arts, Entertainment & Recreation

$8M in assets, 135 participants

The Adler Planetarium's The Adler Planetarium Defined Contribution Retirement Income Plan reported $8M in total assets and 135 participants in its 2024 DOL Form 5500 filing, ranking in the 50th 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.

  • #2,000 in Arts, Entertainment & Recreation (2,921 peers)

Coverage in Illinois

The Adler Planetarium Defined Contribution Retirement Income Plan covers 135 participants in Illinois, about 17% of the average Illinois filer (state average ~779 per filing). Assets: $8M.

#2,000
in Arts, Entertainment & Recreation (2,921 peers)
+20.8%
assets growth YoY

The Adler Planetarium Defined Contribution Retirement Income Plan's mid-pack asset rank among Arts, Entertainment & Recreation and all filers

The Adler Planetarium Defined Contribution Retirement Income Plan vs every filed plan by assets

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

$7,629,234 Top 50% higher than 50% 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

The Adler Planetarium Defined Contribution Retirement Income Plan among mid-size filed plans by headcount

Plan-year 2024 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. The Adler Planetarium Defined Contribution Retirement Income Plan sits mid-pack in the medium band (135 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • The Adler Planetarium Defined Contribution Retirement Income Plan end-of-year assets rose from $6M in the plan year 2023 filing to $8M in the plan year 2024 filing.
  • The Adler Planetarium Defined Contribution Retirement Income Plan reported participants rose from 126 in the plan year 2023 filing to 135 in the plan year 2024 filing.

See the national 2023→2024 release diff →

DOL schedule card

Filing strip 366210902 · The Adler Planetarium PY 2024 · Other

The Adler Planetarium Defined Contribution Retirement Income Plan · $8M · 135 · 50th

  • TYPE $8M
  • TYPE 135
  • TYPE 50th
  • TYPE Other
  • TYPE near Girl Scouts-North Carolina Coastal Pines 403(b) Thrift Plan
  • TYPE ind #2000

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 Illinois →

The Adler Planetarium Defined Contribution Retirement Income Plan in the asset neighbourhood

Buffalo Akg Art Museum 403(b) Savings PlanBuffalo Akg Art Museum 403(b…$8MOsher Marin Jcc 403(b) Plan$8MFamily Services, Inc. 403(b) PlanFamily Services, Inc. 403(b)…$8MThe Adler Planetarium Defined Contribution Retirement Income PlanThe Adler Planetarium Define…$8MGirl Scouts-North Carolina Coastal Pines 403(b) Thrift PlanGirl Scouts-North Carolina C…$8M
End-of-year total assets ($M) among The Adler Planetarium Defined Contribution Retirement Income Plan and nearest nationwide Other peers. Source: DOL Form 5500 plan year 2024.

Illinois filing particulars

Total Assets (Beginning of Year)$6M
Net Assets (End of Year)$8M
Net Income$1M
Employer EIN366210902
Plan Effective Date2010-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (The Adler Planetarium)

Sponsor-wide plan assets over time

All The Adler Planetarium plans reported in each filing year

Latest sponsor-wide plan assets
$8M 51.64934434554556% vs 2022
2024 filing year
$5M$10M$15M$20M 202220232024 $15.8M $7.63M ▼ -51.6%
Year Plans Participants Total Assets
2022 2 102 $16M
2023 2 135 $6M
2024 1 135 $8M

Nearby Other Plans in Illinois

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

The Adler Planetarium Defined Contribution Retirement Income Plan vs. nearby Other plans in Illinois, assets vs. participants Scatter plot of 6 data points. -5000050001000015000 -1012345 Total assets ($B) Participants The Adler Planetarium Defined Contribution Retirement Income Plan, Total assets ($B): 0.007629234 · Participants: 135The Adler Planetarium Defined Contribution Retirement Income PlanNorthwestern University Retirement Plan, Total assets ($B): 4.444912336 · Participants: 9328Northwestern University Retirement PlanThe University of Chicago Contributory Retirement Plan, Total assets ($B): 3.844546742 · Participants: 5144The University of Chicago Contributory Retirement PlanEndeavor Health Legacy 403(b) Tax Deferred Annuity Plan for Northshore University Healthsystem Employees, Total assets ($B): 2.087217637 · Participants: 13718Endeavor Health Legacy 403(b) Tax Deferred Annuity Plan for Northshore University Healthsystem EmployeesThe University of Chicago Supplemental Retirement Plan, Total assets ($B): 1.928510315 · Participants: 8635The University of Chicago Supplemental Retirement PlanRush University Medical Center 403(b) Retirement Savings Plan, Total assets ($B): 1.809110747 · Participants: 13592Rush University Medical Center 403(b) Retirement Savings Plan
The Adler Planetarium Defined Contribution Retirement Income Plan vs. nearby Other plans in Illinois, assets vs. participants

The Adler Planetarium Defined Contribution Retirement Income Plan's out-of-state Other peers by assets and headcount

Outside Illinois, the nearest Other by assets is Girl Scouts-North Carolina Coastal Pines 403(b) Thrift Plan in NC ($8M); by covered participants it is The Frederick Gunn School Defined Contribution Retirement Plan in CT (135 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (135 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 The Adler Planetarium Defined Contribution Retirement Income Plan assets move in 2024?
The Adler Planetarium Defined Contribution Retirement Income Plan grew sharply - up 20.8% during 2024, from $6M to $8M. Reported net income was $1M.
How have The Adler Planetarium plan assets changed over time?
Across 3 plan years on file (2022-2024), The Adler Planetarium's sponsor-wide assets declined 51.6%, from $16M to $8M.
Which Other plans are similar in size to The Adler Planetarium Defined Contribution Retirement Income Plan?
Among Other plans in other states, the closest by assets is Girl Scouts-North Carolina Coastal Pines 403(b) Thrift Plan in NC ($8M, 111 participants).
Which Other plans cover a similar participant headcount to The Adler Planetarium Defined Contribution Retirement Income Plan?
Among Other plans in other states, the closest by covered participants is The Frederick Gunn School Defined Contribution Retirement Plan in CT (135 participants, $36M in assets).