Kennecott Utah Copper Llc 401(k) Plan: Login, Facts & Contact Information

Kennecott Utah Copper Llc 401(k) Plan Facts

Plan name
KENNECOTT UTAH COPPER 401(K) SAVINGS AND RETIREMENT CONTRIBUTION PLAN FOR REPRESENTED EMPLOYEES
Plan type
401(k) with employer contributions and profit sharing
Plan sponsor
KENNECOTT UTAH COPPER LLC
Participants
1,661 (1,584 active employees)
Former employees with a balance
155
Plan assets
$130,460,901 at Dec 31, 2024
Average account balance
$80,781 across 1,615 accounts
Employer contributions
$4,217,981 in plan year 2024 (40% of all contributions)
Recordkeeper
Empower Annuity Insurance Company
Plan year
Jan 1, 2024 – Dec 31, 2024
Plan established
Jul 1, 1991
✓ 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 Sep 5, 2025. Public filing with the U.S. Department of Labor.

Money in and out in plan year 2024

  • $10.5 million went into the plan in contributions, $4.22 million of it from the employer (40%).
  • $9.73 million was paid out to participants.
  • Investment and other income added $16.0 million.
  • Administrative expenses were $43,810, about $27 per account.

How the Kennecott Utah Copper Llc 401(k) changed, 2019–2024

Plan yearParticipantsPlan assetsEmployer contributionsBenefits paid
20191,423$84.6 million$2.24 million$6.15 million
20201,523$98.2 million$2.60 million$6.48 million
20211,520$112.4 million$2.61 million$6.13 million
20221,505$95.7 million$2.95 million$5.02 million
20231,594$114.7 million$3.69 million$6.18 million
20241,661$130.5 million$4.22 million$9.73 million

Kennecott Utah Copper Llc 401(k) Contact Information

Phone
801-204-2000
Mailing address
4700 DAYBREAK PARKWAY, SOUTH JORDAN UT 84009
Plan sponsor
KENNECOTT UTAH COPPER LLC
Plan administrator
RIO TINTO AMERICA INC. BENEFITS GOVERNANCE COMMITTEE
Employer identification number (EIN)
13-3108078
Plan number
204

Questions about the Kennecott Utah Copper Llc 401(k)

Does Kennecott Utah Copper Llc contribute to the 401(k)?

Yes. The plan reports an employer contribution arrangement. In plan year 2024 the employer contributed $4.22 million, 40% of all contributions.

Does the Kennecott Utah Copper Llc 401(k) have automatic enrollment?

Yes. The plan reports automatic enrollment of eligible employees.

How many people are in the Kennecott Utah Copper Llc 401(k) plan?

1,661 participants at the start of plan year 2024, 1,584 of them active employees, and 155 former employees who still had money in the plan.

What is the average 401(k) balance at Kennecott Utah Copper Llc?

About $80,781 per account: $130.5 million in plan assets across 1,615 accounts with a balance at the end of plan year 2024.

Who manages the Kennecott Utah Copper Llc 401(k) accounts?

Empower (listed on the filing as EMPOWER ANNUITY INSURANCE COMPANY) is the plan's recordkeeper, which is where participants log in to see their balance.

I no longer work at Kennecott Utah Copper Llc. How do I access my 401(k)?

Your account stays with Empower 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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