401(k) · DOL Form 5500 · 2022

Therma-Stor LLC 401(k) Plan

Data updated 2026-08-25

$21M
Total assets Small plan by assets
165
Participants Small participant base
78th
Percentile by assets National rank
$128,122
Avg per participant Near avg balance/head
PlainRetire home → About this data RSS: change history

Official DOL plan name: Therma-Stor 401(k) Plan · Sponsored by Therma-Stor LLC · Wisconsin · Manufacturing

$21M in assets, 165 participants

Therma-Stor LLC's Therma-Stor 401(k) Plan reported $21M in total assets and 165 participants in its 2022 DOL Form 5500 filing, ranking in the 78th 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.

  • #14,267 in Manufacturing (20,602 peers)

Coverage in Wisconsin

Therma-Stor 401(k) Plan covers 165 participants in Wisconsin, about 29% of the average Wisconsin filer (state average ~563 per filing). Assets: $21M.

#14,267
in Manufacturing (20,602 peers)
-16.2%
assets change YoY
0.2×
vs typical plan assets (national mean)

The plan reported a net loss of $4M for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

Therma-Stor 401(k) Plan's outsized position by total assets

Therma-Stor 401(k) Plan vs every filed plan by assets

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

$21,140,166 Top 22% higher than 78% of 139,123 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 2022

Therma-Stor 401(k) Plan among mid-size filed plans by headcount

Plan-year 2022 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Therma-Stor 401(k) Plan sits mid-pack in the medium band (165 participants).

DOL schedule card

Filing strip 352609097 · Therma-Stor LLC PY 2022 · 401(k)

Therma-Stor 401(k) Plan · $21M · 165 · 78th

  • TYPE $21M
  • TYPE 165
  • TYPE 78th
  • TYPE 401(k)
  • TYPE near Optinose 401(k) Plan
  • TYPE ind #14267

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 Wisconsin →

Therma-Stor 401(k) Plan in the asset neighbourhood

Therma-Stor 401(k) Plan$21MOptinose 401(k) Plan$21MGoodwin University Savings and Retirement PlanGoodwin University Savings a…$21MT a Loving Company 401(k) Retirement PlanT a Loving Company 401(k) Re…$21MVermont Information Processing, Inc. Profit Sharing PlanVermont Information Processi…$21M
End-of-year total assets ($M) among Therma-Stor 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2022.

Wisconsin filing particulars

Total Assets (Beginning of Year)$25M
Net Assets (End of Year)$21M
Net Income-$4M
Employer EIN352609097
Plan Effective Date2002-09-05
Filing StatusFILING RECEIVED

Sponsor Plan History (Therma-Stor LLC)

Sponsor-wide plan assets over time

All Therma-Stor LLC plans reported in each filing year

Latest sponsor-wide plan assets
$5M 80.665990505127% vs 2022
2024 filing year
$0M$10M$20M$30M 202220232024 $25.1M $4.84M ▼ -80.7%
Year Plans Participants Total Assets
2022 2 378 $25M
2023 2 270 $27M
2024 2 288 $5M

Nearby 401(k) Plans in Wisconsin

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

Therma-Stor 401(k) Plan vs. nearby 401(k) plans in Wisconsin, assets vs. participants Scatter plot of 6 data points. -10000010000200003000040000 -20246 Total assets ($B) Participants Therma-Stor 401(k) Plan, Total assets ($B): 0.021140166 · Participants: 165Therma-Stor 401(k) PlanJohnson Controls Retirement Savings and Investment Plan, Total assets ($B): 5.548820507 · Participants: 28701Johnson Controls Retirement Savings and Investment PlanFiserv 401(k) Savings Plan, Total assets ($B): 4.339639169 · Participants: 26610Fiserv 401(k) Savings PlanKimberly-Clark Corporation 401(k) & Profit Sharing Plan, Total assets ($B): 3.978902 · Participants: 11034Kimberly-Clark Corporation 401(k) & Profit Sharing PlanRockwell Automation Retirement Savings Plan, Total assets ($B): 3.151693798 · Participants: 8032Rockwell Automation Retirement Savings PlanNm Employee Savings Plan, Total assets ($B): 2.385991887 · Participants: 7423Nm Employee Savings Plan
Therma-Stor 401(k) Plan vs. nearby 401(k) plans in Wisconsin, assets vs. participants
Compare Therma-Stor 401(k) Plan side-by-side with 3 peers →

Therma-Stor 401(k) Plan's out-of-state 401(k) peers by assets and headcount

Outside Wisconsin, the nearest 401(k) by assets is Optinose 401(k) Plan in PA ($21M); by covered participants it is Ccg 401(k) Retirement Plan in TN (165 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (165 participants); asset peers above are excluded.

DOL Form 5500 plan year 2022. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Therma-Stor 401(k) Plan assets move in 2022? ▼
Therma-Stor 401(k) Plan declined sharply - down 16.2% during 2022, from $25M to $21M. Reported net income was -$4M.
How have Therma-Stor LLC plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Therma-Stor LLC's sponsor-wide assets declined 80.7%, from $25M to $5M.
Where does Therma-Stor 401(k) Plan rank by assets among Form 5500 filers? ▼
Therma-Stor 401(k) Plan ranks in the 78th percentile by end-of-year assets among 139,126 plans that reported assets for plan year 2022 (in the top quartile of all filed plans by assets).
Which 401(k) plans are similar in size to Therma-Stor 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by assets is Optinose 401(k) Plan in PA ($21M, 184 participants).
Which 401(k) plans cover a similar participant headcount to Therma-Stor 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Ccg 401(k) Retirement Plan in TN (165 participants, N/A in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2022.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 352609097.

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.