401(k) · DOL Form 5500 · 2024

Stanadyne LLC 401(k) Plan

Data updated 2026-08-25

$63M
Total assets Below avg plan size
177
Participants Small participant base
87th
Percentile by assets National rank
$355,596
Avg per participant High balance/head
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Official DOL plan name: Stanadyne LLC Savings Plus Plan · Sponsored by Stanadyne LLC · South Carolina · Manufacturing

$63M in assets, 177 participants

Stanadyne LLC's Stanadyne LLC Savings Plus Plan reported $63M in total assets and 177 participants in its 2024 DOL Form 5500 filing, ranking in the 87th 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.

  • #14,340 in Manufacturing (17,777 peers)

Coverage in South Carolina

Stanadyne LLC Savings Plus Plan covers 177 participants in South Carolina, about 48% of the average South Carolina filer (state average ~369 per filing). Assets: $63M.

#14,340
in Manufacturing (17,777 peers)
+30.2%
assets growth YoY
0.6×
vs typical plan assets (national mean)

The plan reported a net loss of $2M for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

Stanadyne LLC Savings Plus Plan's outsized position by total assets

Stanadyne LLC Savings Plus Plan vs every filed plan by assets

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

$62,940,474 Top 13% higher than 87% 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

Stanadyne LLC Savings Plus Plan 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. Stanadyne LLC Savings Plus Plan sits mid-pack in the medium band (177 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Stanadyne LLC Savings Plus Plan reported net income fell from $2M in the plan year 2023 filing to -$2M in the plan year 2024 filing.
  • Stanadyne LLC Savings Plus Plan end-of-year assets rose from $48M in the plan year 2023 filing to $63M in the plan year 2024 filing.

See the national 2023→2024 release diff →

Plan-year Form 5500 strip

Filing strip 222940378 · Stanadyne LLC PY 2024 · 401(k)

Stanadyne LLC Savings Plus Plan · $63M · 177 · 87th

  • EIN $63M
  • RANK 177
  • PHOTO 87th
  • IND 401(k)
  • EOY near Radiology Consultants of Iowa, PLC 401(k) Plan
  • 5500 ind #14340

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 South Carolina →

Stanadyne LLC Savings Plus Plan in the asset neighbourhood

Long-Term Care Partners 401(k) PlanLong-Term Care Partners 401(…$63MStanadyne LLC Savings Plus PlanStanadyne LLC Savings Plus P…$63MRadiology Consultants of Iowa, PLC 401(k) PlanRadiology Consultants of Iow…$63MTyndale House Ministries 401(k) PlanTyndale House Ministries 401…$63MWikimedia Foundation, Inc. 401(k) PlanWikimedia Foundation, Inc. 4…$63M
End-of-year total assets ($M) among Stanadyne LLC Savings Plus Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

South Carolina filing particulars

Total Assets (Beginning of Year)$48M
Net Assets (End of Year)$63M
Net Income-$2M
Employer EIN222940378
Plan Effective Date1989-02-10
Filing StatusFILING RECEIVED

Sponsor Plan History (Stanadyne LLC)

Sponsor-wide plan assets over time

All Stanadyne LLC plans reported in each filing year

Latest sponsor-wide plan assets
$63M 48.14570853894434% vs 2022
2024 filing year
$0M$50M$100M$150M 202220232024 $121M $62.9M ▼ -48.1%
Year Plans Participants Total Assets
2022 2 242 $121M
2023 1 177 $48M
2024 1 177 $63M

Nearby 401(k) Plans in South Carolina

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

Stanadyne LLC Savings Plus Plan vs. nearby 401(k) plans in South Carolina, assets vs. participants Scatter plot of 6 data points. -500005000100001500020000 -1012345 Total assets ($B) Participants Stanadyne LLC Savings Plus Plan, Total assets ($B): 0.062940474 · Participants: 177Stanadyne LLC Savings Plus PlanMichelin 401(k) Savings Plan, Total assets ($B): 4.477517422 · Participants: 15095Michelin 401(k) Savings PlanThe Savannah River Nuclear Solutions, LLC Defined Contribution Plan, Total assets ($B): 2.829914985 · Participants: 9296The Savannah River Nuclear Solutions, LLC Defined Contribution PlanSonoco Retirement & Savings Plan, Total assets ($B): 1.663698617 · Participants: 11813Sonoco Retirement & Savings PlanBlue Cross Blue Shield of Sc Employee Savings and Salary Reduction Plan, Total assets ($B): 1.460862801 · Participants: 11878Blue Cross Blue Shield of Sc Employee Savings and Salary Reduction PlanThe Milliken Retirement Plan, Total assets ($B): 1.350798497 · Participants: 5733The Milliken Retirement Plan
Stanadyne LLC Savings Plus Plan vs. nearby 401(k) plans in South Carolina, assets vs. participants

Stanadyne LLC Savings Plus Plan's out-of-state 401(k) peers by assets and headcount

Outside South Carolina, the nearest 401(k) by assets is Radiology Consultants of Iowa, PLC 401(k) Plan in IA ($63M); by covered participants it is Greater Houston Retailers Association 401(k) Plan in TX (177 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($63M here).

Similar participant headcount

Nearest other-state filings by covered participants (177 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 Stanadyne LLC Savings Plus Plan assets move in 2024?
Stanadyne LLC Savings Plus Plan surged - up 30.2% during 2024, from $48M to $63M. Reported net income was -$2M.
How have Stanadyne LLC plan assets changed over time?
Across 3 plan years on file (2022-2024), Stanadyne LLC's sponsor-wide assets declined 48.1%, from $121M to $63M.
Where does Stanadyne LLC Savings Plus Plan rank by assets among Form 5500 filers?
Stanadyne LLC Savings Plus Plan ranks in the 87th percentile by end-of-year assets among 123,622 plans that reported assets for plan year 2024 (in the top quartile of all filed plans by assets).
Which 401(k) plans are similar in size to Stanadyne LLC Savings Plus Plan?
Among 401(k) plans in other states, the closest by assets is Radiology Consultants of Iowa, PLC 401(k) Plan in IA ($63M, 91 participants).
Which 401(k) plans cover a similar participant headcount to Stanadyne LLC Savings Plus Plan?
Among 401(k) plans in other states, the closest by covered participants is Greater Houston Retailers Association 401(k) Plan in TX (177 participants, $496K in assets).