401(k) · DOL Form 5500 · 2022

Zenith Insurance Company 401(k) Plan

Data updated 2026-08-11

$304M
Total assets
1,440
Participants
97th
Percentile by assets
$211,200
Avg per participant
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Official DOL plan name: Zenith 401(k) Plan · Sponsored by Zenith Insurance Company · California · Finance & Insurance

$304M in assets, 1,440 participants

Zenith Insurance Company's Zenith 401(k) Plan reported $304M in total assets and 1,440 participants in its 2022 DOL Form 5500 filing, ranking in the 97th 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.

  • 97th percentile by assets (of 139,126 plans)
  • #8,742 in Finance & Insurance (9,261 peers)

Coverage in California

Zenith 401(k) Plan covers 1,440 participants in California, 2.3x the typical California plan (state average ~630 per filing). Assets: $304M.

$304M
total plan assets (2022 EOY)
1,440
covered participants
97th
percentile by assets (of 139,126 plans)
$211,200
avg assets per participant

The plan reported a net loss of $48M for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

Where Zenith 401(k) Plan sits by total assets

Zenith 401(k) Plan vs every filed plan by assets

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

$304,128,597 Top 3% higher than 97% of 139,123 filed plans

This plan $0 $2,010,000,000 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

Participants vs California filers

In California, the average filing covers about 630 participants across 15,291 plans. Zenith 401(k) Plan reports 1,440 participants - 2.3x that state average ($304M EOY assets).

California filing particulars

Total Assets (Beginning of Year)$352M
Net Assets (End of Year)$304M
Net Income-$48M
Employer EIN951651549
Plan Effective Date1988-08-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Zenith Insurance Company)

$250M$300M$350M$400M$450M 202220232024 $304M $399M ▲ +31.3%
Total plan assets by year, all Zenith Insurance Company plans on file
Year Plans Participants Total Assets
2022 1 1,440 $304M
2023 1 1,451 $355M
2024 1 1,459 $399M

Nearby 401(k) Plans in California

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

Zenith 401(k) Plan vs. nearby 401(k) plans in California, assets vs. participants

Zenith 401(k) Plan vs. nearby 401(k) plans in California, assets vs. participants Scatter plot of 6 data points. -50000050000100000150000200000250000 -200204060 Total assets ($B) Participants Zenith 401(k) PlanWells Fargo & Compan…Google LLC 401(k) Sa…Oracle Corporation 4…Chevron Employee Sav…Intel 401(k) Savings…
Zenith 401(k) Plan vs. nearby 401(k) plans in California, assets vs. participants

Similar-Sized 401(k) Plans Nationally

401(k) plans in other states closest to Zenith 401(k) Plan by total assets, not by location.

Frequently Asked Questions

How did Zenith 401(k) Plan assets move in 2022?
Zenith 401(k) Plan pulled back noticeably - down 13.7% during 2022, from $352M to $304M. Reported net income was -$48M.
How have Zenith Insurance Company plan assets changed over time?
Across 3 plan years on file (2022-2024), Zenith Insurance Company's sponsor-wide assets grew 31.3%, from $304M to $399M.
Where does Zenith 401(k) Plan rank by assets among Form 5500 filers?
Zenith 401(k) Plan ranks in the 97th percentile by end-of-year assets among 139,126 plans that reported assets for plan year 2022 (in the top 5% of all filed plans by assets).
Which 401(k) plans are similar in size to Zenith 401(k) Plan?
Among 401(k) plans in other states, the closest by assets is O.C. Tanner Retirement & Savings Plan in UT ($304M, 1,135 participants).

Filing takeaways

Ways to act on Zenith 401(k) Plan's numbers.