401(k) · DOL Form 5500 · 2023

Arch Resources, Inc. 401(k) Plan

Data updated 2026-08-25

$598M
Total assets Above avg plan size
3,403
Participants Above avg headcount
98th
Percentile by assets National rank
$175,706
Avg per participant Above avg balance/head
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Official DOL plan name: Arch Resources, Inc. 401(k) Plan · Sponsored by Arch Resources, Inc. · Missouri · Mining & Oil Extraction

$598M in assets, 3,403 participants

Arch Resources, Inc.'s Arch Resources, Inc. 401(k) Plan reported $598M in total assets and 3,403 participants in its 2023 DOL Form 5500 filing, ranking in the 98th 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.

  • #778 in Mining & Oil Extraction (811 peers)

Coverage in Missouri

Arch Resources, Inc. 401(k) Plan covers 3,403 participants in Missouri, 4.6x the typical Missouri plan (state average ~737 per filing). Assets: $598M.

#778
in Mining & Oil Extraction (811 peers)
+16.8%
assets growth YoY
6.0×
vs typical plan assets (national mean)

Arch Resources, Inc. 401(k) Plan's outsized position by total assets

Arch Resources, Inc. 401(k) Plan vs every filed plan by assets

End-of-year total assets · plan year 2023 · DOL Form 5500

$597,927,312 Top 2% higher than 98% of 127,068 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 2023

Arch Resources, Inc. 401(k) Plan's large-plan peer group by participant headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Arch Resources, Inc. 401(k) Plan lands in the large band (3,403 participants).

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Arch Resources, Inc. 401(k) Plan reported net income rose from -$106M in the plan year 2022 filing to $86M in the plan year 2023 filing.
  • Arch Resources, Inc. 401(k) Plan end-of-year assets rose from $512M in the plan year 2022 filing to $598M in the plan year 2023 filing.
  • Arch Resources, Inc. 401(k) Plan reported participants rose from 3,225 in the plan year 2022 filing to 3,403 in the plan year 2023 filing.

See the national 2022→2023 release diff →

Plan-year Form 5500 strip

Filing strip 430921172 · Arch Resources, Inc. PY 2023 · 401(k)

Arch Resources, Inc. 401(k) Plan · $598M · 3,403 · 98th

  • EOY $598M
  • 5500 3,403
  • ASSETS 98th
  • PCT 401(k)
  • EIN near Prairie Farms Dairy, Inc. Thrift Incentive Plan
  • RANK ind #778

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 Mining & Oil Extraction retirement plans → · Plans in Missouri →

Arch Resources, Inc. 401(k) Plan in the asset neighbourhood

Baker & Hostetler LLP Supplemental/401(k) Retirement PlanBaker & Hostetler LLP Supple…$598MMahle 401(k) Plan$598MPrairie Farms Dairy, Inc. Thrift Incentive PlanPrairie Farms Dairy, Inc. Th…$598MArch Resources, Inc. 401(k) PlanArch Resources, Inc. 401(k) …$598MGreystar 401(k) Plan$598M
End-of-year total assets ($M) among Arch Resources, Inc. 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Missouri filing particulars

Total Assets (Beginning of Year)$512M
Net Assets (End of Year)$598M
Net Income$86M
Employer EIN430921172
Plan Effective Date1974-06-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Arch Resources, Inc.)

Sponsor-wide plan assets over time

All Arch Resources, Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$650M 2.2642556041894024% vs 2022
2024 filing year
$580M$600M$620M$640M$660M 202220232024 $636M $650M ▲ +2.3%
Year Plans Participants Total Assets
2022 2 4,565 $636M
2023 2 4,616 $598M
2024 1 3,441 $650M

Nearby 401(k) Plans in Missouri

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

Arch Resources, Inc. 401(k) Plan vs. nearby 401(k) plans in Missouri, assets vs. participants Scatter plot of 6 data points. 020000400006000080000 051015 Total assets ($B) Participants Arch Resources, Inc. 401(k) Plan, Total assets ($B): 0.597927312 · Participants: 3403Arch Resources, Inc. 401(k) PlanEdward D. Jones & Co. Profit Sharing and 401(k) Plan, Total assets ($B): 10.594991308 · Participants: 49944Edward D. Jones & Co. Profit Sharing and 401(k) PlanBayer Corporation Savings and Retirement Plan, Total assets ($B): 10.333863661 · Participants: 19273Bayer Corporation Savings and Retirement PlanEnterprise Holdings Retirement Savings Plan, Total assets ($B): 5.607728879 · Participants: 66210Enterprise Holdings Retirement Savings PlanCentene Management Corporation Retirement Plan, Total assets ($B): 4.047068199 · Participants: 53822Centene Management Corporation Retirement PlanEmerson Electric Company Employee Savings Investment Plan, Total assets ($B): 3.563332746 · Participants: 10316Emerson Electric Company Employee Savings Investment Plan
Arch Resources, Inc. 401(k) Plan vs. nearby 401(k) plans in Missouri, assets vs. participants
Compare Arch Resources, Inc. 401(k) Plan side-by-side with 3 peers →

Arch Resources, Inc. 401(k) Plan's out-of-state 401(k) peers by assets and headcount

Outside Missouri, the nearest 401(k) by assets is Prairie Farms Dairy, Inc. Thrift Incentive Plan in IL ($598M); by covered participants it is Inmar, Inc. Profit Sharing and 401(k) Plan in NC (3,403 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($598M here).

Similar participant headcount

Nearest other-state filings by covered participants (3,403 participants); asset peers above are excluded.

DOL Form 5500 plan year 2023. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Arch Resources, Inc. 401(k) Plan assets move in 2023? ▼
Arch Resources, Inc. 401(k) Plan grew sharply - up 16.8% during 2023, from $512M to $598M. Reported net income was $86M.
How have Arch Resources, Inc. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Arch Resources, Inc.'s sponsor-wide assets grew 2.3%, from $636M to $650M.
Where does Arch Resources, Inc. 401(k) Plan rank by assets among Form 5500 filers? ▼
Arch Resources, Inc. 401(k) Plan ranks in the 98th percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (in the top 5% of all filed plans by assets).
Which 401(k) plans are similar in size to Arch Resources, Inc. 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by assets is Prairie Farms Dairy, Inc. Thrift Incentive Plan in IL ($598M, 5,602 participants).
Which 401(k) plans cover a similar participant headcount to Arch Resources, Inc. 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Inmar, Inc. Profit Sharing and 401(k) Plan in NC (3,403 participants, $212M in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2023.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 430921172.

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.