401(k) · DOL Form 5500 · 2023

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

Data updated 2026-08-25

$463M
Total assets Above avg plan size
4,634
Participants Above avg headcount
97th
Percentile by assets National rank
$99,864
Avg per participant Below avg balance/head
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Official DOL plan name: Day & Zimmermann Retirement Plan · Sponsored by Day & Zimmermann Group, Inc. · Pennsylvania · Professional & Technical Services

$463M in assets, 4,634 participants

Day & Zimmermann Group, Inc.'s Day & Zimmermann Retirement Plan reported $463M in total assets and 4,634 participants in its 2023 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.

  • #19,934 in Professional & Technical Services (20,321 peers)

Coverage in Pennsylvania

Day & Zimmermann Retirement Plan covers 4,634 participants in Pennsylvania, 5.6x the typical Pennsylvania plan (state average ~822 per filing). Assets: $463M.

#19,934
in Professional & Technical Services (20,321 peers)
+12.5%
assets growth YoY
4.6×
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 2023 · DOL Form 5500

$462,770,501 Top 3% higher than 97% of 127,068 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 2023

Day & Zimmermann Retirement Plan's large-plan peer group by participant headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Day & Zimmermann Retirement Plan lands in the large band (4,634 participants).

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Day & Zimmermann Retirement Plan reported net income rose from -$106M in the plan year 2022 filing to $48M in the plan year 2023 filing.
  • Day & Zimmermann Retirement Plan end-of-year assets rose from $411M in the plan year 2022 filing to $463M in the plan year 2023 filing.
  • Day & Zimmermann Retirement Plan reported participants fell from 5,048 in the plan year 2022 filing to 4,634 in the plan year 2023 filing.

See the national 2022→2023 release diff →

Published 5500 schedule card

Filing strip 233024522 · Day & Zimmermann Group, Inc. PY 2023 · 401(k)

Day & Zimmermann Retirement Plan · $463M · 4,634 · 97th

  • TYPE $463M
  • TYPE 4,634
  • TYPE 97th
  • TYPE 401(k)
  • TYPE near Northwestern Energy 401(k) Retirement Savings Plan
  • TYPE ind #19934

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

Kutak Rock LLP 401(k) Profit Sharing PlanKutak Rock LLP 401(k) Profit…$463MPinnacle Financial Partners, Inc. 401(k) PlanPinnacle Financial Partners,…$463MDay & Zimmermann Retirement PlanDay & Zimmermann Retirement …$463MNorthwestern Energy 401(k) Retirement Savings PlanNorthwestern Energy 401(k) R…$463MVedder Price P.C. Profit Sharing and Retirement PlanVedder Price P.C. Profit Sha…$462M
End-of-year total assets ($M) among Day & Zimmermann Retirement Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Pennsylvania filing particulars

Total Assets (Beginning of Year)$411M
Net Assets (End of Year)$463M
Net Income$48M
Employer EIN233024522
Plan Effective Date1966-01-01
Filing StatusFILING RECEIVED

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

Sponsor-wide plan assets over time

All 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. 020000400006000080000100000 -505101520 Total assets ($B) Participants Day & Zimmermann Retirement Plan, Total assets ($B): 0.462770501 · Participants: 4634Day & Zimmermann Retirement PlanComcast Corporation Retirement - Investment Plan, Total assets ($B): 17.368669862 · Participants: 93136Comcast Corporation Retirement - Investment PlanCigna 401(k) Plan, Total assets ($B): 13.003870935 · Participants: 66760Cigna 401(k) PlanThe Vanguard Retirement and Savings Plan, Total assets ($B): 9.765617477 · Participants: 18200The Vanguard Retirement and Savings PlanThe PNC Financial Services Group, Inc. Incentive Savings Plan, Total assets ($B): 9.339762 · Participants: 61697The PNC Financial Services Group, Inc. Incentive Savings PlanThe Bank of New York Mellon Corporation 401(k) Savings Plan, Total assets ($B): 8.955655142 · Participants: 25184The Bank of New York Mellon Corporation 401(k) 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 Northwestern Energy 401(k) Retirement Savings Plan in MT ($463M); by covered participants it is Wayne-Sanderson Farms 401(k) Retirement Plan in GA (4,633 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (4,634 participants); asset peers above are excluded.

DOL Form 5500 plan year 2023. 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 2023? ▼
Day & Zimmermann Retirement Plan grew at a solid clip - up 12.5% during 2023, from $411M to $463M. Reported net income was $48M.
How have Day & Zimmermann Group, Inc. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), 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 127,072 plans that reported assets for plan year 2023 (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 Northwestern Energy 401(k) Retirement Savings Plan in MT ($463M, 1,529 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 Wayne-Sanderson Farms 401(k) Retirement Plan in GA (4,633 participants, $528M in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2023.

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.