ONE Gas to attend AGA Mini-Forum in Boston

ONE Gas, Inc. filed a current report to share that it will participate in the American Gas Association Mini-Forum in Boston on September 15-16, 2025.

Rhea-AI Filing Summary

ONE Gas, Inc. filed a current report to share that it will participate in the American Gas Association Mini-Forum in Boston on September 15-16, 2025. The company announced that senior vice president and chief financial officer Christopher Sighinolfi and vice president and treasurer Mark Smith will hold a series of meetings with members of the investment community during the event.

The presentation materials for this conference are available on the ONE Gas investor relations website under the events and presentations section. The related news release is provided as an exhibit and, along with the other Item 7.01 information, is furnished rather than filed under securities laws, which limits how it is incorporated into other regulatory documents.

8-K Event Classification

2 items: 7.01, 9.01

2 items

Item 7.01 Regulation FD Disclosure Disclosure

Material non-public information disclosed under Regulation Fair Disclosure, often investor presentations or guidance.

Item 9.01 Financial Statements and Exhibits Exhibits

Financial statements, pro forma financial information, or exhibit attachments filed with this report.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did ONE Gas (OGS) disclose in this Form 8-K?

ONE Gas disclosed that it will attend the American Gas Association Mini-Forum in Boston on September 15-16, 2025, and that its senior executives will meet with members of the investment community during the event.

Which ONE Gas (OGS) executives are attending the American Gas Association Mini-Forum?

The filing states that Christopher Sighinolfi, senior vice president and chief financial officer, and Mark Smith, vice president and treasurer, will conduct a series of meetings with members of the investment community at the conference.

Where can investors find ONE Gas (OGS) conference materials?

The report indicates that the materials used at the conference are accessible on the ONE Gas website at www.onegas.com/investors/events-and-presentations.

How is the news release related to this ONE Gas (OGS) 8-K treated under securities laws?

The news release furnished as Exhibit 99.1 and the Item 7.01 information are described as furnished, not filed, meaning they are not subject to Section 18 liability and are not incorporated into other filings unless specifically referenced.

What exhibits are included with this ONE Gas (OGS) Form 8-K?

The exhibits listed are Exhibit 99.1, a news release dated September 12, 2025, and Exhibit 104, the cover page interactive data file embedded within the Inline XBRL document.

Does this ONE Gas (OGS) 8-K include new financial results or earnings data?

The content describes a Regulation FD disclosure about conference participation and investor meetings; it does not provide financial results or earnings data.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 09/12/2025 - 04:52 PM Learn about SEC filing dates

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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)			September 12, 2025
(Date of earliest event reported)			September 12, 2025

ONE Gas, Inc.

(Exact name of registrant as specified in its charter)

Oklahoma

001-36108

46-3561936

(State or other jurisdiction

(Commission

(IRS Employer

of incorporation)

File Number)

Identification No.)

15 East Fifth Street; Tulsa, OK

(Address of principal executive offices)

74103

(Zip code)

(918) 947-7000

(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 class

Trading Symbol

Name of exchange on which registered

Common Stock, par value $0.01 per share

OGS

New 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 (17 CFR §230.405) or Rule 12b-2 of the Securities Exchange Act of 1934 (17 CFR §240.12b-2).

☐ 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. ☐

Item 7.01						Regulation FD Disclosure
						On September 12, 2025 we announced we will be attending the American Gas Association Mini-Forum, September 15-16, 2025, in Boston. The news release is furnished as Exhibit 99.1 and incorporated by reference herein. Christopher Sighinolfi, senior vice president and chief financial officer, and Mark Smith, vice president and treasurer, will be conducting a series of meetings with members of the investment community. The materials utilized at the conference are accessible on the ONE Gas website, www.onegas.com/investors/events-and-presentations. The information disclosed in Item 7.01, 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 9.01						Financial Statements and Exhibits
			(d)			Exhibits
Exhibit Number						Description
99.1						News release issued by ONE Gas, Inc. dated September 12, 2025.
104						Cover Page Interactive Data File (embedded within the Inline XBRL document).

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SIGNATURE

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.

									ONE Gas, Inc.
Date:			September 12, 2025			By:			/s/ Christopher P. Sighinolfi
									Christopher P. Sighinolfi Senior Vice President and Chief Financial Officer

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