ONEOK: brands it owns and its ownership tree
ONEOK (NYSE: OKE) is a publicly listed company headquartered in the United States that owns 3 consumer brands.[1][2]
ONEOK's 2025 Form 10-K says its subsidiaries include Magellan, EnLink and Medallion, each acquired in a recent transaction. It records the Magellan acquisition as completed on 25 September 2023, the Medallion acquisition on 31 October 2024 and the EnLink acquisition of all publicly held units on 31 January 2025.
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brands owned
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acquisitions recorded
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divestitures recorded
Company facts
- Legal name
- ONEOK, Inc.
- Type
- publicly listed company · see all publicly listed company owners
- Headquarters
- 🇺🇸 United States
- Tickers
- NYSE: OKE
- Revenue
- $33.6 billion (2025)[2]
- SEC CIK
- 0001039684
- Last verified
- · 2 sources
What ONEOK's annual report says about its business
Read from ONEOK's latest annual filing[1]. Each line gives the sentence the filing uses, copied word for word.
Segments the filing names
- Natural Gas Liquids:
In addition, our Natural Gas Gathering and Processing and Natural Gas Liquids segments are exposed to volumetric risk as a result of drilling and completion activity, severe weather disruptions, operational outages, global crude oil, NGL and natural gas demand and normal volumetric well declines.
- Refined Products and Crude:
We report operations in the following four business segments: Natural Gas Gathering and Processing; Natural Gas Liquids; Natural Gas Pipelines; and Refined Products and Crude.
- Natural Gas Pipelines:
Our Natural Gas Pipelines segment is not exposed to significant volumetric risk due to the majority of our capacity being subscribed under long-term, firm fee-based contracts.
- Natural Gas Gathering and Processing:
Our operations are divided into four reportable business segments, as follows: our Natural Gas Gathering and Processing segment gathers, compresses, treats, processes and markets natural gas;
Acquisitions and disposals named in the filing
- Acquired: Delaware Basin JV (May 28, 2025), $941 million.
On May 28, 2025, we completed the Delaware Basin JV Acquisition for $941 million.
- Acquired: BridgeTex Additional Interest (July 22, 2025), $270 million.
On July 22, 2025, we completed the BridgeTex Additional Interest Acquisition. Pursuant to the purchase agreement, we paid approximately $270 million in cash.
- Acquired: EnLink.
The historical EnLink NOL carryforward acquired upon the completion of the EnLink Acquisition is subject to limitations under Section 382 of the Code, however, the limitation is not material and will not have an impact on our overall ability to utilize tax attributes to reduce our future U.S. federal and state income tax obligations.
ONEOK in numbers
- ONEOK owns 3 consumer brands tracked here across 1 top-level categories; the largest is energy with 3 brands.[1]
ONEOK financial history
Headline figures from ONEOK's annual reports filed with the US Securities and Exchange Commission, in USD as reported, fiscal years ending 2020–2025.
| Fiscal year ended | Revenue | Operating income | Operating margin | Net income | Total assets | Long-term debt | Filing |
|---|---|---|---|---|---|---|---|
| $33.6bn | $5.74bn | 17.1% | $3.39bn | $66.6bn | $30.8bn | 10-K | |
| $21.7bn | $4.99bn | 23.0% | $3.04bn | $64.1bn | $31bn | 10-K | |
| $17.7bn | $4.07bn | 23.0% | $2.66bn | $44.3bn | $21.2bn | 10-K | |
| $22.4bn | $2.81bn | 12.5% | $1.72bn | $24.4bn | $12.7bn | 10-K | |
| $16.5bn | $2.6bn | 15.7% | — | $23.6bn | $12.7bn | 10-K | |
| — | $1.36bn | — | $612.8m | $23.1bn | $14.2bn | 10-K |
Source: SEC XBRL company facts. A dash means the company did not report that line in a form we could read. Figures for a year can be restated in a later filing; the latest filing's number is shown.
Everything ONEOK owns
Controlling ownership as of . Brands grouped under the entity that owns them; large groups are collapsed.
Full-screen interactive tree →
Brand portfolio by category
Recent changes to this record
ONEOK SEC filings
The documents behind the figures on this page, as listed in the SEC's EDGAR index. Each links to the filing itself.
Annual reports
- Annual report, filed (10-K)
- Annual report, filed (10-K)
- Annual report, filed (10-K)
- Annual report, filed (10-K)
- Annual report, filed (10-K)
- Annual report, filed (10-K)
Proxy statements
- Proxy statement, filed (DEF 14A)
- Proxy statement, filed (DEF 14A)
- Proxy statement, filed (DEF 14A)
Recent current and quarterly reports
| Filed | Form | What it declares |
|---|---|---|
| 8-K | Entry into a material agreement; Regulation FD disclosure | |
| 8-K | Entry into a material agreement; Unregistered sales of equity securities; Regulation FD disclosure; Other events | |
| 10-Q | Quarterly report | |
| 8-K | Completion of an acquisition or disposal of assets; Regulation FD disclosure | |
| 8-K | Results of a shareholder vote | |
| 10-Q | Quarterly report | |
| 8-K | Results of operations and financial condition; Regulation FD disclosure | |
| 8-K | Departure or appointment of directors or officers | |
| 8-K | Results of operations and financial condition; Regulation FD disclosure | |
| 8-K | Departure or appointment of directors or officers | |
| 10-Q | Quarterly report | |
| 8-K | Results of operations and financial condition; Regulation FD disclosure |
Frequently asked questions
What brands does ONEOK own?
ONEOK owns 3 consumer brands tracked here, including EnLink Midstream, Medallion Midstream and Magellan Midstream.
Is ONEOK an American company?
Yes. ONEOK is headquartered in the United States.
Who owns ONEOK?
ONEOK is a publicly listed company owned by its shareholders; it trades as OKE on the NYSE.
Sources (2) & corrections
Last verified . Every ownership fact above is backed by one of these primary documents. Numbers in brackets in the text refer to this list.
- [1] ONEOK, Inc. Annual Report on Form 10-K filed 2026-02-24 — SEC EDGAR, SEC Form 10-K, published 24 February 2026; retrieved 5 October 2026.
- [2] ONEOK, Inc.: Form 10-K for the year ended 2025-12-31 (revenue) — SEC EDGAR, SEC Form 10-K, published 24 February 2026; retrieved 5 October 2026.
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