Defined Benefit (Pension) · DOL Form 5500 · 2024

San Diego Zoo Wildlife Alliance Pension Plan

Data updated 2026-08-25

$98M
Total assets Below avg plan size
904
Participants Near avg headcount
90th
Percentile by assets National rank
$108,155
Avg per participant Below avg balance/head
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Official DOL plan name: Zoological Society of San Diego Restated Pension Plan for Union Employees · Sponsored by San Diego Zoo Wildlife Alliance · California · Arts, Entertainment & Recreation

$98M in assets, 904 participants

San Diego Zoo Wildlife Alliance's Zoological Society of San Diego Restated Pension Plan for Union Employees reported $98M in total assets and 904 participants in its 2024 DOL Form 5500 filing, ranking in the 90th 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.

  • #2,777 in Arts, Entertainment & Recreation (2,921 peers)

Where Zoological Society of San Diego Restated Pension Plan for Union Employees sits by assets

Zoological Society of San Diego Restated Pension Plan for Union Employees sits in the top 10% of all filed plans by assets, $98M for 904 participants (~$108,155/participant), down 4.8% in 2024.

#2,777
in Arts, Entertainment & Recreation (2,921 peers)
-4.8%
assets change YoY
1.0×
vs typical plan assets (national mean)

The plan reported a net loss of $5M for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

Zoological Society of San Diego Restated Pension Plan for Union Employees's outsized position by total assets

Zoological Society of San Diego Restated Pension Plan for Union Employees vs every filed plan by assets

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

$97,772,287 Top 10% higher than 90% 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

Zoological Society of San Diego Restated Pension Plan for Union Employees 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. Zoological Society of San Diego Restated Pension Plan for Union Employees sits mid-pack in the medium band (904 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Zoological Society of San Diego Restated Pension Plan for Union Employees reported net income fell from $2M in the plan year 2023 filing to -$5M in the plan year 2024 filing.
  • Zoological Society of San Diego Restated Pension Plan for Union Employees reported participants fell from 1,027 in the plan year 2023 filing to 904 in the plan year 2024 filing.
  • Zoological Society of San Diego Restated Pension Plan for Union Employees end-of-year assets fell from $103M in the plan year 2023 filing to $98M in the plan year 2024 filing.

See the national 2023→2024 release diff →

EBSA filing schedule strip

Filing strip 951648219 · San Diego Zoo Wildlife Alliance PY 2024 · Defined Benefit (Pension)

Zoological Society of San Diego Restated Pension Plan for Union Employees · $98M · 904 · 90th

  • IND $98M
  • IND 904
  • IND 90th
  • IND Defined Benefit (Pension)
  • IND near Instant Brands Pension Plan
  • IND ind #2777

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 →

Zoological Society of San Diego Restated Pension Plan for Union Employees in the asset neighbourhood

Community First Credit Union Defined Benefit Plan and TrustCommunity First Credit Union…$98MAlaska Ironworkers Pension PlanAlaska Ironworkers Pension P…$98MInstant Brands Pension Plan$98MZoological Society of San Diego Restated Pension Plan for Union EmployeesZoological Society of San Di…$98MTruman Medical Centers Cash Balance Retirement PlanTruman Medical Centers Cash …$98M
End-of-year total assets ($M) among Zoological Society of San Diego Restated Pension Plan for Union Employees and nearest nationwide Defined Benefit (Pension) peers. Source: DOL Form 5500 plan year 2024.

Scale-class filing particulars (2024)

Total Assets (Beginning of Year)$103M
Net Assets (End of Year)$98M
Net Income-$5M
Employer EIN951648219
Plan Effective Date1957-07-01
Filing StatusFILING RECEIVED

Sponsor Plan History (San Diego Zoo Wildlife Alliance)

Sponsor-wide plan assets over time

All San Diego Zoo Wildlife Alliance plans reported in each filing year

Latest sponsor-wide plan assets
$391M 12.322066893924035% vs 2022
2024 filing year
$340M$360M$380M$400M 202220232024 $348M $391M ▲ +12.3%
Year Plans Participants Total Assets
2022 3 4,675 $348M
2023 3 4,712 $376M
2024 3 4,498 $391M

Nearby Defined Benefit (Pension) Plans in California

Peer Defined Benefit (Pension) plans, same state, same plan type, ranked by total assets.

Zoological Society of San Diego Restated Pension Plan for Union Employees vs. nearby Defined Benefit (Pension) plans in California, assets vs. participants Scatter plot of 6 data points. -50000050000100000150000 -10010203040 Total assets ($B) Participants Zoological Society of San Diego Restated Pension Plan for Union Employees, Total assets ($B): 0.097772287 · Participants: 904Zoological Society of San Diego Restated Pension Plan for Union EmployeesKaiser Permanente Retirement Plan, Total assets ($B): 34.452234723 · Participants: 135057Kaiser Permanente Retirement PlanPacific Gas and Electric Company Retirement Plan, Total assets ($B): 17.60716624 · Participants: 27500Pacific Gas and Electric Company Retirement PlanRetirement Plan for Physicians and Salaried Employees of the Permanente Medical Group, Inc., Total assets ($B): 11.441381434 · Participants: 18983Retirement Plan for Physicians and Salaried Employees of the Permanente Medical Group, Inc.Western States Carpenters Pension Plan, Total assets ($B): 11.342334451 · Participants: 48582Western States Carpenters Pension PlanIlwu-Pma Pension Plan, Total assets ($B): 10.798538721 · Participants: 15833Ilwu-Pma Pension Plan
Zoological Society of San Diego Restated Pension Plan for Union Employees vs. nearby Defined Benefit (Pension) plans in California, assets vs. participants

Zoological Society of San Diego Restated Pension Plan for Union Employees's out-of-state Defined Benefit (Pension) peers by assets and headcount

Outside California, the nearest Defined Benefit (Pension) by assets is Instant Brands Pension Plan in IL ($98M); by covered participants it is General Retirement Plan for Employees of Carpenter Technology Corporation in PA (903 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (904 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 Zoological Society of San Diego Restated Pension Plan for Union Employees assets move in 2024? ▼
Zoological Society of San Diego Restated Pension Plan for Union Employees edged down modestly - down 4.8% during 2024, from $103M to $98M. Reported net income was -$5M.
How have San Diego Zoo Wildlife Alliance plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), San Diego Zoo Wildlife Alliance's sponsor-wide assets grew 12.3%, from $348M to $391M.
Where does Zoological Society of San Diego Restated Pension Plan for Union Employees rank by assets among Form 5500 filers? ▼
Zoological Society of San Diego Restated Pension Plan for Union Employees ranks in the 90th percentile by end-of-year assets among 123,622 plans that reported assets for plan year 2024 (in the top 10% of all filed plans by assets).
Which Defined Benefit (Pension) plans are similar in size to Zoological Society of San Diego Restated Pension Plan for Union Employees? ▼
Among Defined Benefit (Pension) plans in other states, the closest by assets is Instant Brands Pension Plan in IL ($98M, 238 participants).
Which Defined Benefit (Pension) plans cover a similar participant headcount to Zoological Society of San Diego Restated Pension Plan for Union Employees? ▼
Among Defined Benefit (Pension) plans in other states, the closest by covered participants is General Retirement Plan for Employees of Carpenter Technology Corporation in PA (903 participants, $432M in assets).