EntityWire

EntityWire / EIN 43-0921172

Employer with a benefit plan

ARCH RESOURCES, INC.

EIN 43-0921172. What DOL Form 5500 filings (EFAST2), DOL Form 5500-SF filings (EFAST2) and SEC EDGAR company filings say about this entity, with the source and date on every fact. Latest record 2025-10-10.

Employer with a benefit plan ยท SEC filer

ARCH RESOURCES, INC.

Also filed as ARCH COAL INC; ARCH MINERAL CORP

ONE CITYPLACE DRIVE, SUITE 300, ST. LOUIS, MO 631417056

EIN

43-0921172

Benefit plan 999, 2024 filing

ARCH RESOURCES, INC. MASTER TRUST

DOL · 2025-10-10

Plan type

Direct filing entity

DOL · 2025-10-10

Benefit plan 999, 2024 filing

ARCH RESOURCES, INC. MASTER TRUST

DOL · 2025-10-10

Plan type

Direct filing entity

DOL · 2025-10-10

Benefit plan 6, 2024 filing

ARCH RESOURCES, INC. 401(K) PLAN

DOL · 2025-10-10

Participants (start of year)

4,655

DOL · 2025-10-10

Plan features

code 2E2F2G2J2K2R2S2T

DOL · 2025-10-10

Plan type

Single-employer plan

DOL · 2025-10-10

Business code (NAICS)

212110

DOL · 2025-10-10

Benefit plan 5, 2024 filing

ARCH RESOURCES, INC. RETIREMENT ACCOUNT PLAN

DOL · 2025-10-10

Participants (start of year)

0

DOL · 2025-10-10

Plan assets (end of year)

$4,460

DOL · 2025-10-10

Plan features

code 1A1C1I

DOL · 2025-10-10

Plan type

Multiemployer plan

DOL · 2025-10-10

What this record is

Public federal filings that carry this EIN, shown as filed. Nothing here is scraped from the IRS and nothing is inferred.

What it is not

Registry status, formation date, and registered agent come from the state where the entity is registered, not from these federal filings.

If something is wrong

A name, address, or classification here is what the source published. To correct the source, file with it; to have this page removed, see corrections and removal.

Look up another business

Free. Federal filings and state registries, stamped with their source and date.