401(k) · DOL Form 5500 · 2022

Air Wisconsin Airlines LLC 401(k) Plan

Data updated 2026-08-25

$26M
Total assets Below avg plan size
135
Participants Small participant base
81st
Percentile by assets National rank
$192,336
Avg per participant Above avg balance/head
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Official DOL plan name: Iamaw Local No. 2575 - Air Wisconsin Airlines Retirement Plan and Trust · Sponsored by Air Wisconsin Airlines LLC · Wisconsin · Transportation & Warehousing

$26M in assets, 135 participants

Air Wisconsin Airlines LLC's Iamaw Local No. 2575 - Air Wisconsin Airlines Retirement Plan and Trust reported $26M in total assets and 135 participants in its 2022 DOL Form 5500 filing, ranking in the 81st 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.

  • #3,126 in Transportation & Warehousing (3,876 peers)

Coverage in Wisconsin

Iamaw Local No. 2575 - Air Wisconsin Airlines Retirement Plan and Trust covers 135 participants in Wisconsin, about 24% of the average Wisconsin filer (state average ~563 per filing). Assets: $26M.

#3,126
in Transportation & Warehousing (3,876 peers)
-20.8%
assets change YoY
0.3×
vs typical plan assets (national mean)

The plan reported a net loss of $7M for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

Iamaw Local No. 2575 - Air Wisconsin Airlines Retirement Plan and Trust's outsized position by total assets

Iamaw Local No. 2575 - Air Wisconsin Airlines Retirement Plan and Trust vs every filed plan by assets

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

$25,965,355 Top 19% higher than 81% 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

Iamaw Local No. 2575 - Air Wisconsin Airlines Retirement Plan and Trust 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. Iamaw Local No. 2575 - Air Wisconsin Airlines Retirement Plan and Trust sits mid-pack in the medium band (135 participants).

Plan-year Form 5500 strip

Filing strip 391767281 · Air Wisconsin Airlines LLC PY 2022 · 401(k)

Iamaw Local No. 2575 - Air Wisconsin Airlines Retirement Plan and Trust · $26M · 135 · 81st

  • EIN $26M
  • RANK 135
  • PHOTO 81st
  • IND 401(k)
  • EOY near Supreme Service & Specialty Co., Inc. Profit Sharing Plan
  • 5500 ind #3126

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 Transportation & Warehousing retirement plans → · Plans in Wisconsin →

Iamaw Local No. 2575 - Air Wisconsin Airlines Retirement Plan and Trust in the asset neighbourhood

Iamaw Local No. 2575 - Air Wisconsin Airlines Retirement Plan and TrustIamaw Local No. 2575 - Air W…$26MBatesville Tool & Die, Inc. Employees' Retirement Savings PlanBatesville Tool & Die, Inc. …$26MSupreme Service & Specialty Co., Inc. Profit Sharing PlanSupreme Service & Specialty …$26MProlifics, Inc. 401(k) Plan$26MUsalliance Federal Credit Union 401(k) PlanUsalliance Federal Credit Un…$26M
End-of-year total assets ($M) among Iamaw Local No. 2575 - Air Wisconsin Airlines Retirement Plan and Trust and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2022.

Wisconsin filing particulars

Total Assets (Beginning of Year)$33M
Net Assets (End of Year)$26M
Net Income-$7M
Employer EIN391767281
Plan Effective Date1985-09-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Air Wisconsin Airlines LLC)

Sponsor-wide plan assets over time

All Air Wisconsin Airlines LLC plans reported in each filing year

Latest sponsor-wide plan assets
$214M 11.444959787925333% vs 2022
2024 filing year
$180M$190M$200M$210M$220M 202220232024 $192M $214M ▲ +11.4%
Year Plans Participants Total Assets
2022 4 1,163 $192M
2023 4 1,045 $203M
2024 4 928 $214M

Nearby 401(k) Plans in Wisconsin

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

Iamaw Local No. 2575 - Air Wisconsin Airlines Retirement Plan and Trust vs. nearby 401(k) plans in Wisconsin, assets vs. participants Scatter plot of 6 data points. -10000010000200003000040000 -20246 Total assets ($B) Participants Iamaw Local No. 2575 - Air Wisconsin Airlines Retirement Plan and Trust, Total assets ($B): 0.025965355 · Participants: 135Iamaw Local No. 2575 - Air Wisconsin Airlines Retirement Plan and TrustJohnson 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
Iamaw Local No. 2575 - Air Wisconsin Airlines Retirement Plan and Trust vs. nearby 401(k) plans in Wisconsin, assets vs. participants
Compare Iamaw Local No. 2575 - Air Wisconsin Airlines Retirement Plan and Trust side-by-side with 3 peers →

Iamaw Local No. 2575 - Air Wisconsin Airlines Retirement Plan and Trust's out-of-state 401(k) peers by assets and headcount

Outside Wisconsin, the nearest 401(k) by assets is Supreme Service & Specialty Co., Inc. Profit Sharing Plan in LA ($26M); by covered participants it is Concordia Life Care Community 403(b) Plan in OK (135 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (135 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 Iamaw Local No. 2575 - Air Wisconsin Airlines Retirement Plan and Trust assets move in 2022? ▼
Iamaw Local No. 2575 - Air Wisconsin Airlines Retirement Plan and Trust declined sharply - down 20.8% during 2022, from $33M to $26M. Reported net income was -$7M.
How have Air Wisconsin Airlines LLC plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Air Wisconsin Airlines LLC's sponsor-wide assets grew 11.4%, from $192M to $214M.
Where does Iamaw Local No. 2575 - Air Wisconsin Airlines Retirement Plan and Trust rank by assets among Form 5500 filers? ▼
Iamaw Local No. 2575 - Air Wisconsin Airlines Retirement Plan and Trust ranks in the 81st 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 Iamaw Local No. 2575 - Air Wisconsin Airlines Retirement Plan and Trust? ▼
Among 401(k) plans in other states, the closest by assets is Supreme Service & Specialty Co., Inc. Profit Sharing Plan in LA ($26M, 284 participants).
Which 401(k) plans cover a similar participant headcount to Iamaw Local No. 2575 - Air Wisconsin Airlines Retirement Plan and Trust? ▼
Among 401(k) plans in other states, the closest by covered participants is Concordia Life Care Community 403(b) Plan in OK (135 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 391767281.

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.