401(k) · DOL Form 5500 · 2024

Rio Tinto America Inc. 401(k) Plan

Data updated 2026-08-25

$687M
Total assets Above avg plan size
1,926
Participants Near avg headcount
98th
Percentile by assets National rank
$356,694
Avg per participant High balance/head
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Official DOL plan name: Rio Tinto America Inc. 401(k) Savings Plan and Investment Partnership Plan · Sponsored by Rio Tinto America Inc. · Utah · Mining & Oil Extraction

$687M in assets, 1,926 participants

Rio Tinto America Inc.'s Rio Tinto America Inc. 401(k) Savings Plan and Investment Partnership Plan reported $687M in total assets and 1,926 participants in its 2024 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.

  • #755 in Mining & Oil Extraction (785 peers)

Coverage in Utah

Rio Tinto America Inc. 401(k) Savings Plan and Investment Partnership Plan covers 1,926 participants in Utah, 3.3x the typical Utah plan (state average ~592 per filing). Assets: $687M.

#755
in Mining & Oil Extraction (785 peers)
+11.8%
assets growth YoY
6.9×
vs typical plan assets (national mean)

Rio Tinto America Inc. 401(k) Savings Plan and Investment Partnership Plan's outsized position by total assets

Rio Tinto America Inc. 401(k) Savings Plan and Investment Partnership Plan vs every filed plan by assets

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

$686,992,924 Top 2% higher than 98% 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

Rio Tinto America Inc. 401(k) Savings Plan and Investment Partnership Plan's large-plan peer group by participant headcount

Plan-year 2024 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Rio Tinto America Inc. 401(k) Savings Plan and Investment Partnership Plan lands in the large band (1,926 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Rio Tinto America Inc. 401(k) Savings Plan and Investment Partnership Plan reported net income fell from $95M in the plan year 2023 filing to $71M in the plan year 2024 filing.
  • Rio Tinto America Inc. 401(k) Savings Plan and Investment Partnership Plan end-of-year assets rose from $615M in the plan year 2023 filing to $687M in the plan year 2024 filing.
  • Rio Tinto America Inc. 401(k) Savings Plan and Investment Partnership Plan reported participants rose from 1,802 in the plan year 2023 filing to 1,926 in the plan year 2024 filing.

See the national 2023→2024 release diff →

Published 5500 schedule card

Filing strip 113359689 · Rio Tinto America Inc. PY 2024 · 401(k)

Rio Tinto America Inc. 401(k) Savings Plan and Investment Partnership Plan · $687M · 1,926 · 98th

  • BOY $687M
  • SCH 1,926
  • EBSA 98th
  • PART 401(k)
  • TYPE near Fenwick & West LLP 401(k) Retirement Savings Plan
  • NET ind #755

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 Utah →

Rio Tinto America Inc. 401(k) Savings Plan and Investment Partnership Plan in the asset neighbourhood

Terex Corporation and Affiliates 401(k) Retirement Savings PlanTerex Corporation and Affili…$687MRio Tinto America Inc. 401(k) Savings Plan and Investment Partnership PlanRio Tinto America Inc. 401(k…$687MFenwick & West LLP 401(k) Retirement Savings PlanFenwick & West LLP 401(k) Re…$687MFreeman 401(k) Plan$686MManpowergroup 401(k) Savings PlanManpowergroup 401(k) Savings…$686M
End-of-year total assets ($M) among Rio Tinto America Inc. 401(k) Savings Plan and Investment Partnership Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

Utah filing particulars

Total Assets (Beginning of Year)$615M
Net Assets (End of Year)$687M
Net Income$71M
Employer EIN113359689
Plan Effective Date2003-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Rio Tinto America Inc.)

Sponsor-wide plan assets over time

All Rio Tinto America Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$1.6B 17.880657079548417% vs 2022
2024 filing year
$1.3B$1.4B$1.5B$1.6B$1.7B 202220232024 $1.36B $1.6B ▲ +17.6%
Year Plans Participants Total Assets
2022 2 3,227 $1.4B
2023 2 3,446 $1.6B
2024 2 3,490 $1.6B

Nearby 401(k) Plans in Utah

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

Rio Tinto America Inc. 401(k) Savings Plan and Investment Partnership Plan vs. nearby 401(k) plans in Utah, assets vs. participants Scatter plot of 6 data points. -20000020000400006000080000 02468 Total assets ($B) Participants Rio Tinto America Inc. 401(k) Savings Plan and Investment Partnership Plan, Total assets ($B): 0.686992924 · Participants: 1926Rio Tinto America Inc. 401(k) Savings Plan and Investment Partnership PlanIntermountain Health 401(k) Plan, Total assets ($B): 6.832891 · Participants: 68360Intermountain Health 401(k) PlanDeseret 401(k) Plan, Total assets ($B): 6.145738842 · Participants: 25301Deseret 401(k) PlanZions Bancorporation, N.a. Payshelter 401(k) and Employee Stock Ownership Plan, Total assets ($B): 1.885575832 · Participants: 9972Zions Bancorporation, N.a. Payshelter 401(k) and Employee Stock Ownership PlanSkywest, Inc. Employees' Retirement Plan, Total assets ($B): 1.420052359 · Participants: 14259Skywest, Inc. Employees' Retirement PlanAutoliv Asp, Inc. Employee Savings and Investment Plan, Total assets ($B): 0.686808665 · Participants: 4130Autoliv Asp, Inc. Employee Savings and Investment Plan
Rio Tinto America Inc. 401(k) Savings Plan and Investment Partnership Plan vs. nearby 401(k) plans in Utah, assets vs. participants

Rio Tinto America Inc. 401(k) Savings Plan and Investment Partnership Plan's out-of-state 401(k) peers by assets and headcount

Outside Utah, the nearest 401(k) by assets is Fenwick & West LLP 401(k) Retirement Savings Plan in CA ($687M); by covered participants it is American Axle & Manufacturing, Inc. Salaried Savings Plan in MI (1,926 participants). Same-state nearby plans are listed separately above.

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 Rio Tinto America Inc. 401(k) Savings Plan and Investment Partnership Plan assets move in 2024?
Rio Tinto America Inc. 401(k) Savings Plan and Investment Partnership Plan grew at a solid clip - up 11.8% during 2024, from $615M to $687M. Reported net income was $71M.
How have Rio Tinto America Inc. plan assets changed over time?
Across 3 plan years on file (2022-2024), Rio Tinto America Inc.'s sponsor-wide assets grew 17.9%, from $1.4B to $1.6B.
Where does Rio Tinto America Inc. 401(k) Savings Plan and Investment Partnership Plan rank by assets among Form 5500 filers?
Rio Tinto America Inc. 401(k) Savings Plan and Investment Partnership Plan ranks in the 98th percentile by end-of-year assets among 123,622 plans that reported assets for plan year 2024 (in the top 5% of all filed plans by assets).
Which 401(k) plans are similar in size to Rio Tinto America Inc. 401(k) Savings Plan and Investment Partnership Plan?
Among 401(k) plans in other states, the closest by assets is Fenwick & West LLP 401(k) Retirement Savings Plan in CA ($687M, 1,203 participants).
Which 401(k) plans cover a similar participant headcount to Rio Tinto America Inc. 401(k) Savings Plan and Investment Partnership Plan?
Among 401(k) plans in other states, the closest by covered participants is American Axle & Manufacturing, Inc. Salaried Savings Plan in MI (1,926 participants, $707M in assets).