401(k) · DOL Form 5500 · 2024

Lanzatech, Inc. 401(k) Plan

Data updated 2026-08-25

$28M
Total assets Below avg plan size
325
Participants Below avg headcount
76th
Percentile by assets National rank
$86,225
Avg per participant Below avg balance/head
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Official DOL plan name: Lanzatech Retirement Savings 401(k) Plan · Sponsored by Lanzatech, Inc. · Illinois · Manufacturing

$28M in assets, 325 participants

Lanzatech, Inc.'s Lanzatech Retirement Savings 401(k) Plan reported $28M in total assets and 325 participants in its 2024 DOL Form 5500 filing, ranking in the 76th 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.

  • #11,966 in Manufacturing (17,777 peers)

Coverage in Illinois

Lanzatech Retirement Savings 401(k) Plan covers 325 participants in Illinois, about 42% of the average Illinois filer (state average ~779 per filing). Assets: $28M.

#11,966
in Manufacturing (17,777 peers)
+27.8%
assets growth YoY
0.3×
vs typical plan assets (national mean)

Lanzatech Retirement Savings 401(k) Plan's outsized position by total assets

Lanzatech Retirement Savings 401(k) Plan vs every filed plan by assets

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

$28,023,178 Top 24% higher than 76% 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

Lanzatech Retirement Savings 401(k) 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. Lanzatech Retirement Savings 401(k) Plan sits mid-pack in the medium band (325 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Lanzatech Retirement Savings 401(k) Plan end-of-year assets rose from $22M in the plan year 2023 filing to $28M in the plan year 2024 filing.
  • Lanzatech Retirement Savings 401(k) Plan reported net income fell from $7M in the plan year 2023 filing to $6M in the plan year 2024 filing.
  • Lanzatech Retirement Savings 401(k) Plan reported participants rose from 286 in the plan year 2023 filing to 325 in the plan year 2024 filing.

See the national 2023→2024 release diff →

EBSA filing schedule strip

Filing strip 262599733 · Lanzatech, Inc. PY 2024 · 401(k)

Lanzatech Retirement Savings 401(k) Plan · $28M · 325 · 76th

  • TYPE $28M
  • NET 325
  • BOOK 76th
  • VS-ST 401(k)
  • BOY near Proton Energy Systems, Inc. 401(k) Plan
  • SCH ind #11966

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 Illinois →

Lanzatech Retirement Savings 401(k) Plan in the asset neighbourhood

Lanzatech Retirement Savings 401(k) PlanLanzatech Retirement Savings…$28MProton Energy Systems, Inc. 401(k) PlanProton Energy Systems, Inc. …$28MOnxmaps, Inc. 401(k) Plan$28MAlvin J. Wolff Profit Sharing PlanAlvin J. Wolff Profit Sharin…$28MJpi Retirement Plan$28M
End-of-year total assets ($M) among Lanzatech Retirement Savings 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

Illinois filing particulars

Total Assets (Beginning of Year)$22M
Net Assets (End of Year)$28M
Net Income$6M
Employer EIN262599733
Plan Effective Date2012-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Lanzatech, Inc.)

Sponsor-wide plan assets over time

All Lanzatech, Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$28M 89.63123073832145% vs 2022
2024 filing year
$10M$15M$20M$25M$30M 202220232024 $14.8M $28M ▲ +89.6%
Year Plans Participants Total Assets
2022 1 210 $15M
2023 1 286 $22M
2024 1 325 $28M

Nearby 401(k) Plans in Illinois

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

Lanzatech Retirement Savings 401(k) Plan vs. nearby 401(k) plans in Illinois, assets vs. participants Scatter plot of 6 data points. -1000000100000200000300000 -50510152025 Total assets ($B) Participants Lanzatech Retirement Savings 401(k) Plan, Total assets ($B): 0.028023178 · Participants: 325Lanzatech Retirement Savings 401(k) PlanAccenture United States 401(k) Match and Savings Plan, Total assets ($B): 21.302643276 · Participants: 66965Accenture United States 401(k) Match and Savings PlanState Farm 401(k) Savings Plan, Total assets ($B): 19.010099056 · Participants: 63297State Farm 401(k) Savings PlanUnited Airlines Pilot Retirement Account Plan, Total assets ($B): 16.835964452 · Participants: 16659United Airlines Pilot Retirement Account PlanAbbott Laboratories Stock Retirement Plan, Total assets ($B): 15.755668 · Participants: 38229Abbott Laboratories Stock Retirement PlanWalgreens Retirement Savings Plan, Total assets ($B): 14.535873337 · Participants: 233635Walgreens Retirement Savings Plan
Lanzatech Retirement Savings 401(k) Plan vs. nearby 401(k) plans in Illinois, assets vs. participants
Compare Lanzatech Retirement Savings 401(k) Plan side-by-side with 3 peers →

Lanzatech Retirement Savings 401(k) Plan's out-of-state 401(k) peers by assets and headcount

Outside Illinois, the nearest 401(k) by assets is Proton Energy Systems, Inc. 401(k) Plan in CT ($28M); by covered participants it is Falconwood, Inc. 401(k) Profit in VA (325 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($28M here).

Similar participant headcount

Nearest other-state filings by covered participants (325 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 Lanzatech Retirement Savings 401(k) Plan assets move in 2024? ▼
Lanzatech Retirement Savings 401(k) Plan grew sharply - up 27.8% during 2024, from $22M to $28M. Reported net income was $6M.
How have Lanzatech, Inc. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Lanzatech, Inc.'s sponsor-wide assets grew 89.6%, from $15M to $28M.
Where does Lanzatech Retirement Savings 401(k) Plan rank by assets among Form 5500 filers? ▼
Lanzatech Retirement Savings 401(k) Plan ranks in the 76th 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 Lanzatech Retirement Savings 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by assets is Proton Energy Systems, Inc. 401(k) Plan in CT ($28M, 196 participants).
Which 401(k) plans cover a similar participant headcount to Lanzatech Retirement Savings 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Falconwood, Inc. 401(k) Profit in VA (325 participants, $29M 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 262599733.

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.