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OKE · Current Report (Form 8-K) · Filed February 23, 2026

Oneok Inc — Current Report (Form 8-K)

Form
8-K
Filed
February 23, 2026
Period
Feb 23, 2026
Ticker
OKE
Accession
0001039684-26-000004
Boardroom Alpha · Filing insights

ONEOK reports Q4 and full-year 2025 results and issues 2026 guidance.

About Oneok Inc
Market cap
$54.6B
1Y TSR
+15.6%
3Y TSR
+20.5%
Board grade
B-
Sector
Energy
CEO
Pierce Norton
Last annual meeting: May 20, 2026 · View full Oneok Inc profile →
oke-20260223

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

FORM 8-K

CURRENT REPORT
PURSUANT TO SECTION 13 OR 15(d) OF THE
SECURITIES EXCHANGE ACT OF 1934
Date of report (Date of earliest event reported)February 23, 2026
okelogoa71.jpg
ONEOK, Inc.
(Exact name of registrant as specified in its charter)
Oklahoma001-1364373-1520922
(State or other jurisdiction(Commission(IRS Employer
of incorporation)File Number)Identification No.)
100 West Fifth Street; Tulsa, OK
(Address of principal executive offices)

74103
(Zip code)

(918) 588-7000
(Registrant’s telephone number, including area code)

Not Applicable
(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:
☐ Written communication pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:
Title of each classTrading Symbol(s)Name of each exchange on which registered
Common stock, par value of $0.01OKENew York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).
Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.☐



The information disclosed in these Items 2.02, 7.01 and 9.01, including Exhibit 99.1 hereto, is being furnished and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the Exchange Act), or otherwise subject to the liabilities under that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act except as expressly set forth by specific reference in such filing.
Item 2.02Results of Operations and Financial Condition
On February 23, 2026, we announced our results of operations for the fourth quarter and full-year ended December 31, 2025, and announced 2026 financial guidance. The news release is furnished as Exhibit 99.1 and is incorporated by reference herein.
Item 7.01Regulation FD Disclosure
On February 23, 2026, we announced our results of operations for the fourth quarter and full-year ended December 31, 2025, and announced 2026 financial guidance. The news release is furnished as Exhibit 99.1 and is incorporated by reference herein.
Item 9.01Financial Statements and Exhibits
(d)Exhibits
Exhibit
Number
Description
99.1
104Cover Page Interactive Data File (embedded within the Inline XBRL document and contained in Exhibit 101).

2


SIGNATURES

Pursuant to the requirements of the Exchange Act, the registrant has duly caused this report to be signed on its behalf by the undersigned, hereunto duly authorized.

ONEOK, Inc.
Date:February 23, 2026By:/s/ Walter S. Hulse III
Walter S. Hulse III
Chief Financial Officer, Treasurer and
Executive Vice President, Investor Relations and Corporate Development


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Other filings from Oneok Inc (OKE)

Reference

Frequently asked questions

When did Oneok Inc file this 8-K?
Oneok Inc (OKE) filed this Current Report (Form 8-K) with the SEC on February 23, 2026. The accession number assigned by EDGAR is 0001039684-26-000004.
What does an 8-K disclose?
Form 8-K is the SEC's current-report form, used to disclose material events between periodic reports (10-K / 10-Q). Triggers include CEO/CFO departures, acquisitions, bankruptcies, earnings releases, auditor changes, changes in fiscal year, and amendments to corporate governance. Each 8-K is keyed to one or more Item numbers (1.01 through 9.01).
What is the key takeaway from this filing?
ONEOK reports Q4 and full-year 2025 results and issues 2026 guidance. This is Boardroom Alpha's one-line summary of the current report; see the full filing text above for the formal disclosure.
What Item codes does an 8-K cover?
An 8-K's Item codes (1.01 through 9.01) specify what kind of event is being disclosed — e.g. Item 1.01 for entering a material agreement, Item 5.02 for departure/election of directors and executive officers, Item 8.01 for other events. The Item codes for this 8-K appear in the filing text above.
Where can I find Oneok Inc's prior current reports on EDGAR?
The SEC EDGAR browser lists every 8-K Oneok Inc has filed under CIK 1039684, sortable by date. Use the "View on SEC EDGAR" link in the page header, or browse directly via https://www.sec.gov/cgi-bin/browse-edgar.
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