401(k) · DOL Form 5500 · 2024

Simpson Manufacturing Co., Inc 401(k) Plan

Data updated 2026-08-25

$442M
Total assets Above avg plan size
2,663
Participants Above avg headcount
97th
Percentile by assets National rank
$166,064
Avg per participant Above avg balance/head
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Official DOL plan name: Simpson Manufacturing Co. , Inc. 401(k) Profit Sharing Plan · Sponsored by Simpson Manufacturing Co., Inc · California · Manufacturing

$442M in assets, 2,663 participants

Simpson Manufacturing Co., Inc's Simpson Manufacturing Co. , Inc. 401(k) Profit Sharing Plan reported $442M in total assets and 2,663 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.

  • #16,894 in Manufacturing (17,777 peers)

Coverage in California

Simpson Manufacturing Co. , Inc. 401(k) Profit Sharing Plan covers 2,663 participants in California, 4.2x the typical California plan (state average ~630 per filing). Assets: $442M.

#16,894
in Manufacturing (17,777 peers)
+15.6%
assets growth YoY
4.4×
vs typical plan assets (national mean)

Simpson Manufacturing Co. , Inc. 401(k) Profit Sharing Plan's outsized position by total assets

Simpson Manufacturing Co. , Inc. 401(k) Profit Sharing Plan vs every filed plan by assets

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

$442,228,910 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

Simpson Manufacturing Co. , Inc. 401(k) Profit Sharing 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. Simpson Manufacturing Co. , Inc. 401(k) Profit Sharing Plan lands in the large band (2,663 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Simpson Manufacturing Co. , Inc. 401(k) Profit Sharing Plan reported net income fell from $89M in the plan year 2023 filing to $60M in the plan year 2024 filing.
  • Simpson Manufacturing Co. , Inc. 401(k) Profit Sharing Plan end-of-year assets rose from $383M in the plan year 2023 filing to $442M in the plan year 2024 filing.
  • Simpson Manufacturing Co. , Inc. 401(k) Profit Sharing Plan reported participants rose from 2,440 in the plan year 2023 filing to 2,663 in the plan year 2024 filing.

See the national 2023→2024 release diff →

EBSA filing schedule strip

Filing strip 943196943 · Simpson Manufacturing Co., Inc PY 2024 · 401(k)

Simpson Manufacturing Co. , Inc. 401(k) Profit Sharing Plan · $442M · 2,663 · 97th

  • PCT $442M
  • EIN 2,663
  • RANK 97th
  • PHOTO 401(k)
  • IND near Dechert LLP Salary Savings Plan
  • EOY ind #16894

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 Manufacturing retirement plans → · Plans in California →

Simpson Manufacturing Co. , Inc. 401(k) Profit Sharing Plan in the asset neighbourhood

Kelley Drye & Warren LLP Retirement Savings PlanKelley Drye & Warren LLP Ret…$442MSimpson Manufacturing Co. , Inc. 401(k) Profit Sharing PlanSimpson Manufacturing Co. , …$442MDechert LLP Salary Savings PlanDechert LLP Salary Savings P…$442MLeviton Manufacturing Co., Inc. Retirement Savings PlanLeviton Manufacturing Co., I…$442MBgc Group, Inc. Deferral Plan for Employees of Bgc Group, Inc., Cantor Fitzgerald, L.P. and Its AffiliatesBgc Group, Inc. Deferral Pla…$442M
End-of-year total assets ($M) among Simpson Manufacturing Co. , Inc. 401(k) Profit Sharing Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

California filing particulars

Total Assets (Beginning of Year)$383M
Net Assets (End of Year)$442M
Net Income$60M
Employer EIN943196943
Plan Effective Date1956-10-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Simpson Manufacturing Co., Inc)

Sponsor-wide plan assets over time

All Simpson Manufacturing Co., Inc plans reported in each filing year

Latest sponsor-wide plan assets
$443M 50.81075119774812% vs 2022
2024 filing year
$250M$300M$350M$400M$450M$500M 202220232024 $294M $443M ▲ +50.8%
Year Plans Participants Total Assets
2022 1 2,259 $294M
2023 1 2,440 $383M
2024 2 2,663 $443M

Nearby 401(k) Plans in California

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

Simpson Manufacturing Co. , Inc. 401(k) Profit Sharing Plan vs. nearby 401(k) plans in California, assets vs. participants Scatter plot of 6 data points. -50000050000100000150000 -200204060 Total assets ($B) Participants Simpson Manufacturing Co. , Inc. 401(k) Profit Sharing Plan, Total assets ($B): 0.44222891 · Participants: 2663Simpson Manufacturing Co. , Inc. 401(k) Profit Sharing PlanGoogle LLC 401(k) Savings Plan, Total assets ($B): 48.738057415 · Participants: 116712Google LLC 401(k) Savings PlanOracle Corporation 401(k) Savings and Investment Plan, Total assets ($B): 31.02646504 · Participants: 58962Oracle Corporation 401(k) Savings and Investment PlanIntel 401(k) Savings Plan, Total assets ($B): 24.850880304 · Participants: 55298Intel 401(k) Savings PlanApple 401(k) Plan, Total assets ($B): 24.714519387 · Participants: 101450Apple 401(k) PlanCisco Systems,Inc. 401(k) Plan, Total assets ($B): 22.728425546 · Participants: 40452Cisco Systems,Inc. 401(k) Plan
Simpson Manufacturing Co. , Inc. 401(k) Profit Sharing Plan vs. nearby 401(k) plans in California, assets vs. participants
Compare Simpson Manufacturing Co. , Inc. 401(k) Profit Sharing Plan side-by-side with 3 peers →

Simpson Manufacturing Co. , Inc. 401(k) Profit Sharing Plan's out-of-state 401(k) peers by assets and headcount

Outside California, the nearest 401(k) by assets is Dechert LLP Salary Savings Plan in PA ($442M); by covered participants it is Parkview Medical Center, Inc. Savings Plan in CO (2,662 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (2,663 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 Simpson Manufacturing Co. , Inc. 401(k) Profit Sharing Plan assets move in 2024? ▼
Simpson Manufacturing Co. , Inc. 401(k) Profit Sharing Plan grew sharply - up 15.6% during 2024, from $383M to $442M. Reported net income was $60M.
How have Simpson Manufacturing Co., Inc plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Simpson Manufacturing Co., Inc's sponsor-wide assets grew 50.8%, from $294M to $443M.
Where does Simpson Manufacturing Co. , Inc. 401(k) Profit Sharing Plan rank by assets among Form 5500 filers? ▼
Simpson Manufacturing Co. , Inc. 401(k) Profit Sharing 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 Simpson Manufacturing Co. , Inc. 401(k) Profit Sharing Plan? ▼
Among 401(k) plans in other states, the closest by assets is Dechert LLP Salary Savings Plan in PA ($442M, 1,269 participants).
Which 401(k) plans cover a similar participant headcount to Simpson Manufacturing Co. , Inc. 401(k) Profit Sharing Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Parkview Medical Center, Inc. Savings Plan in CO (2,662 participants, N/A 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 943196943.

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.