401(k) · DOL Form 5500 · 2024

The Day & Zimmermann Group, Inc. 401(k) Plan

Data updated 2026-08-25

$487M
Total assets Above avg plan size
4,158
Participants Above avg headcount
97th
Percentile by assets National rank
$117,198
Avg per participant Below avg balance/head
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Official DOL plan name: Day & Zimmermann Retirement Plan · Sponsored by The Day & Zimmermann Group, Inc. · Pennsylvania · Professional & Technical Services

$487M in assets, 4,158 participants

The Day & Zimmermann Group, Inc.'s Day & Zimmermann Retirement Plan reported $487M in total assets and 4,158 participants in its 2024 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.

  • #19,763 in Professional & Technical Services (20,173 peers)

Coverage in Pennsylvania

Day & Zimmermann Retirement Plan covers 4,158 participants in Pennsylvania, 5.1x the typical Pennsylvania plan (state average ~822 per filing). Assets: $487M.

#19,763
in Professional & Technical Services (20,173 peers)
+5.3%
assets growth YoY
4.9×
vs typical plan assets (national mean)

Day & Zimmermann Retirement Plan's outsized position by total assets

Day & Zimmermann Retirement Plan vs every filed plan by assets

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

$487,310,965 Top 3% higher than 97% 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

Day & Zimmermann Retirement Plan'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. Day & Zimmermann Retirement Plan lands in the large band (4,158 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Day & Zimmermann Retirement Plan reported net income fell from $48M in the plan year 2023 filing to $24M in the plan year 2024 filing.
  • Day & Zimmermann Retirement Plan reported participants fell from 4,634 in the plan year 2023 filing to 4,158 in the plan year 2024 filing.
  • Day & Zimmermann Retirement Plan end-of-year assets rose from $463M in the plan year 2023 filing to $487M in the plan year 2024 filing.

See the national 2023→2024 release diff →

Plan-year Form 5500 strip

Filing strip 233024522 · The Day & Zimmermann Group, Inc. PY 2024 · 401(k)

Day & Zimmermann Retirement Plan · $487M · 4,158 · 97th

  • IND $487M
  • EOY 4,158
  • 5500 97th
  • ASSETS 401(k)
  • PCT near Empire Retirement Savings Plan
  • EIN ind #19763

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 Professional & Technical Services retirement plans → · Plans in Pennsylvania →

Day & Zimmermann Retirement Plan in the asset neighbourhood

Ng Financial Security and Savings ProgramNg Financial Security and Sa…$488MThe Cooper Companies, Inc. 401(k) Savings PlanThe Cooper Companies, Inc. 4…$488MHerc Rentals Income Savings PlanHerc Rentals Income Savings …$487MEmpire Retirement Savings PlanEmpire Retirement Savings Pl…$487MDay & Zimmermann Retirement PlanDay & Zimmermann Retirement …$487M
End-of-year total assets ($M) among Day & Zimmermann Retirement Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

Pennsylvania filing particulars

Total Assets (Beginning of Year)$463M
Net Assets (End of Year)$487M
Net Income$24M
Employer EIN233024522
Plan Effective Date1966-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (The Day & Zimmermann Group, Inc.)

Sponsor-wide plan assets over time

All The Day & Zimmermann Group, Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$499M 18.11094661046283% vs 2022
2024 filing year
$400M$450M$500M$550M 202220232024 $423M $499M ▲ +18.1%
Year Plans Participants Total Assets
2022 2 6,659 $423M
2023 2 6,571 $475M
2024 2 5,985 $499M

Nearby 401(k) Plans in Pennsylvania

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

Day & Zimmermann Retirement Plan vs. nearby 401(k) plans in Pennsylvania, assets vs. participants Scatter plot of 6 data points. -20000020000400006000080000100000 -50510152025 Total assets ($B) Participants Day & Zimmermann Retirement Plan, Total assets ($B): 0.487310965 · Participants: 4158Day & Zimmermann Retirement PlanComcast Corporation Retirement - Investment Plan, Total assets ($B): 19.687957793 · Participants: 90495Comcast Corporation Retirement - Investment PlanThe Cigna Group 401(k) Plan, Total assets ($B): 14.20308608 · Participants: 63634The Cigna Group 401(k) PlanThe Vanguard Retirement and Savings Plan, Total assets ($B): 11.084818612 · Participants: 18066The Vanguard Retirement and Savings PlanThermo Fisher Scientific Inc. 401(k) Retirement Plan, Total assets ($B): 10.263366209 · Participants: 36150Thermo Fisher Scientific Inc. 401(k) Retirement PlanThe PNC Financial Services Group, Inc. Incentive Savings Plan, Total assets ($B): 10.189629 · Participants: 54604The PNC Financial Services Group, Inc. Incentive Savings Plan
Day & Zimmermann Retirement Plan vs. nearby 401(k) plans in Pennsylvania, assets vs. participants
Compare Day & Zimmermann Retirement Plan side-by-side with 3 peers →

Day & Zimmermann Retirement Plan's out-of-state 401(k) peers by assets and headcount

Outside Pennsylvania, the nearest 401(k) by assets is Empire Retirement Savings Plan in AZ ($487M); by covered participants it is Child Development Schools, Inc. 401(k) Savings Plan in GA (4,158 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($487M here).

Similar participant headcount

Nearest other-state filings by covered participants (4,158 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 Day & Zimmermann Retirement Plan assets move in 2024? ▼
Day & Zimmermann Retirement Plan grew at a solid clip - up 5.3% during 2024, from $463M to $487M. Reported net income was $24M.
How have The Day & Zimmermann Group, Inc. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), The Day & Zimmermann Group, Inc.'s sponsor-wide assets grew 18.1%, from $423M to $499M.
Where does Day & Zimmermann Retirement Plan rank by assets among Form 5500 filers? ▼
Day & Zimmermann Retirement Plan ranks in the 97th 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 Day & Zimmermann Retirement Plan? ▼
Among 401(k) plans in other states, the closest by assets is Empire Retirement Savings Plan in AZ ($487M, 4,303 participants).
Which 401(k) plans cover a similar participant headcount to Day & Zimmermann Retirement Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Child Development Schools, Inc. 401(k) Savings Plan in GA (4,158 participants, $9M 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 233024522.

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.