Defined Benefit (Pension) · DOL Form 5500 · 2024

Oneok, Inc. Pension Plan

Data updated 2026-08-25

$336M
Total assets Above avg plan size
192
Participants Below avg headcount
96th
Percentile by assets National rank
$1.7M
Avg per participant High balance/head
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Official DOL plan name: Oneok, Inc. Retirement Plan · Sponsored by Oneok, Inc. · Oklahoma · Transportation & Warehousing

$336M in assets, 192 participants

Oneok, Inc.'s Oneok, Inc. Retirement Plan reported $336M in total assets and 192 participants in its 2024 DOL Form 5500 filing, ranking in the 96th 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.

  • #3,124 in Transportation & Warehousing (3,299 peers)

Coverage in Oklahoma

Oneok, Inc. Retirement Plan covers 192 participants in Oklahoma, about 25% of the average Oklahoma filer (state average ~760 per filing). Assets: $336M.

#3,124
in Transportation & Warehousing (3,299 peers)
+0.3%
assets growth YoY
3.4×
vs typical plan assets (national mean)

Oneok, Inc. Retirement Plan's outsized position by total assets

Oneok, Inc. Retirement Plan vs every filed plan by assets

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

$335,979,000 Top 4% higher than 96% 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

Oneok, Inc. Retirement Plan among mid-size filed plans by headcount

Plan-year 2024 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Oneok, Inc. Retirement Plan sits mid-pack in the medium band (192 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Oneok, Inc. Retirement Plan reported net income fell from $13M in the plan year 2023 filing to $1M in the plan year 2024 filing.
  • Oneok, Inc. Retirement Plan reported participants fell from 230 in the plan year 2023 filing to 192 in the plan year 2024 filing.
  • Oneok, Inc. Retirement Plan end-of-year assets rose from $335M in the plan year 2023 filing to $336M in the plan year 2024 filing.

See the national 2023→2024 release diff →

Published 5500 schedule card

Filing strip 731520922 · Oneok, Inc. PY 2024 · Defined Benefit (Pension)

Oneok, Inc. Retirement Plan · $336M · 192 · 96th

  • PHOTO $336M
  • PHOTO 192
  • PHOTO 96th
  • PHOTO Defined Benefit (Pension)
  • PHOTO near Fox Valley & Vicinity Construction Workers Pension Fund
  • PHOTO ind #3124

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 Transportation & Warehousing retirement plans → · Plans in Oklahoma →

Oneok, Inc. Retirement Plan in the asset neighbourhood

Owens Corning Merged Retirement PlanOwens Corning Merged Retirem…$337MBremer Retirement Plan$337MBillerud Americas Corporation Employee Pension PlanBillerud Americas Corporatio…$336MOneok, Inc. Retirement Plan$336MFox Valley & Vicinity Construction Workers Pension FundFox Valley & Vicinity Constr…$336M
End-of-year total assets ($M) among Oneok, Inc. Retirement Plan and nearest nationwide Defined Benefit (Pension) peers. Source: DOL Form 5500 plan year 2024.

Oklahoma filing particulars

Total Assets (Beginning of Year)$335M
Net Assets (End of Year)$336M
Net Income$1M
Employer EIN731520922
Plan Effective Date1941-03-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Oneok, Inc.)

Sponsor-wide plan assets over time

All Oneok, Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$1.8B 60.38217715343218% vs 2022
2024 filing year
$1B$1.2B$1.4B$1.6B$1.8B$2B 202220232024 $1.09B $1.75B ▲ +60.6%
Year Plans Participants Total Assets
2022 2 3,109 $1.1B
2023 2 3,195 $1.5B
2024 2 4,948 $1.8B

Nearby Defined Benefit (Pension) Plans in Oklahoma

Peer Defined Benefit (Pension) plans, same state, same plan type, ranked by total assets.

Oneok, Inc. Retirement Plan vs. nearby Defined Benefit (Pension) plans in Oklahoma, assets vs. participants Scatter plot of 6 data points. -100001000200030004000 00.511.52 Total assets ($B) Participants Oneok, Inc. Retirement Plan, Total assets ($B): 0.335979 · Participants: 192Oneok, Inc. Retirement PlanPipeline Industry Pension Fund, Total assets ($B): 1.68715114 · Participants: 2308Pipeline Industry Pension FundWilliams Pension Plan, Total assets ($B): 1.357458939 · Participants: 3357Williams Pension PlanOne Gas, Inc. Retirement Plan, Total assets ($B): 0.726126 · Participants: 670One Gas, Inc. Retirement PlanRetirement Plan for Employees of Devon Energy Corporation, Total assets ($B): 0.43487459 · Participants: 155Retirement Plan for Employees of Devon Energy CorporationIntegris Health, Inc. Retirement Plan a, Total assets ($B): 0.424374198 · Participants: 1061Integris Health, Inc. Retirement Plan a
Oneok, Inc. Retirement Plan vs. nearby Defined Benefit (Pension) plans in Oklahoma, assets vs. participants
Compare Oneok, Inc. Retirement Plan side-by-side with 3 peers →

Oneok, Inc. Retirement Plan's out-of-state Defined Benefit (Pension) peers by assets and headcount

Outside Oklahoma, the nearest Defined Benefit (Pension) by assets is Fox Valley & Vicinity Construction Workers Pension Fund in IL ($336M); by covered participants it is Horne Brothers Construction, Inc. Cash Balance Pension Plan in NC (192 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($336M here).

Similar participant headcount

Nearest other-state filings by covered participants (192 participants); asset peers above are excluded.

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 Oneok, Inc. Retirement Plan assets move in 2024? ▼
Oneok, Inc. Retirement Plan held essentially flat - up 0.3% during 2024, from $335M to $336M. Reported net income was $1M.
How have Oneok, Inc. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Oneok, Inc.'s sponsor-wide assets grew 60.4%, from $1.1B to $1.8B.
Where does Oneok, Inc. Retirement Plan rank by assets among Form 5500 filers? ▼
Oneok, Inc. Retirement Plan ranks in the 96th 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 Defined Benefit (Pension) plans are similar in size to Oneok, Inc. Retirement Plan? ▼
Among Defined Benefit (Pension) plans in other states, the closest by assets is Fox Valley & Vicinity Construction Workers Pension Fund in IL ($336M, 886 participants).
Which Defined Benefit (Pension) plans cover a similar participant headcount to Oneok, Inc. Retirement Plan? ▼
Among Defined Benefit (Pension) plans in other states, the closest by covered participants is Horne Brothers Construction, Inc. Cash Balance Pension Plan in NC (192 participants, $5M in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2024.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 731520922.

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.