Arch Coal, Inc. 401(k) Plan: Login, Facts & Contact Information

Arch Coal, Inc. 401(k) Plan Facts

Plan name
ARCH RESOURCES, INC. 401(K) PLAN
Plan type
401(k) with employer contributions and profit sharing
Plan sponsor
ARCH RESOURCES, INC.
Participants
4,655 (3,271 active employees)
Former employees with a balance
1,158
Plan assets
$650,410,618 at Dec 31, 2024
Average account balance
$144,858 across 4,490 accounts
Employer contributions
$19,739,522 in plan year 2024 (36% of all contributions)
Recordkeeper
Vanguard Group
Plan year
Jan 1, 2024 – Dec 31, 2024
Plan established
Jun 1, 1974
Employer contributions Automatic enrollment Default investment for undecided participants Participants choose their own investments Self-directed brokerage window Profit sharing Company stock (ESOP)

Source: Form 5500 for plan year 2024 (Jan 1, 2024 – Dec 31, 2024), filed Oct 10, 2025. Public filing with the U.S. Department of Labor.

Money in and out in plan year 2024

  • $55.4 million went into the plan in contributions, $19.7 million of it from the employer (36%).
  • $81.2 million was paid out to participants.
  • Investment and other income added $78.7 million.
  • Administrative expenses were $1.06 million, about $237 per account.

How the Arch Coal, Inc. 401(k) changed, 20192024

Plan yearParticipantsPlan assetsEmployer contributionsBenefits paid
20194,924$581.9 million$17.8 million$77.0 million
20204,942$600.1 million$17.2 million$97.2 million
20214,560$618.0 million$16.9 million$80.3 million
20224,443$511.7 million$18.7 million$70.1 million
20234,649$597.9 million$20.3 million$63.6 million
20244,655$650.4 million$19.7 million$81.2 million

Arch Coal, Inc. 401(k) Contact Information

Phone
314-994-2700
Mailing address
ONE CITYPLACE DRIVE, SUITE 300, ST. LOUIS MO 63141
Plan sponsor
ARCH RESOURCES, INC.
Employer identification number (EIN)
43-0921172
Plan number
006

Questions about the Arch Coal, Inc. 401(k)

Does Arch Coal, Inc contribute to the 401(k)?

Yes. The plan reports an employer contribution arrangement. In plan year 2024 the employer contributed $19.7 million, 36% of all contributions.

Does the Arch Coal, Inc 401(k) have automatic enrollment?

Yes. The plan reports automatic enrollment of eligible employees.

How many people are in the Arch Coal, Inc 401(k) plan?

4,655 participants at the start of plan year 2024, 3,271 of them active employees, and 1,158 former employees who still had money in the plan.

What is the average 401(k) balance at Arch Coal, Inc?

About $144,858 per account: $650.4 million in plan assets across 4,490 accounts with a balance at the end of plan year 2024.

Who manages the Arch Coal, Inc 401(k) accounts?

Vanguard (listed on the filing as VANGUARD GROUP) is the plan's recordkeeper, which is where participants log in to see their balance.

I no longer work at Arch Coal, Inc. How do I access my 401(k)?

Your account stays with Vanguard after you leave, so you can log in with the same credentials. If your balance was small, the plan may have rolled it into an IRA in your name. If you can't find it, Beagle can locate it for you.

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