| (Date of report) | May 12, 2026 | ||||
| (Date of earliest event reported) | May 12, 2026 | ||||
| Oklahoma | 001-36108 | 46-3561936 | ||||||||||||
| (State or other jurisdiction | (Commission | (IRS Employer | ||||||||||||
| of incorporation) | File Number) | Identification No.) | ||||||||||||
| Title of each class | Trading Symbol | Name of each exchange on which registered | ||||||||||||
| Common Stock, par value $0.01 per share | OGS | New York Stock Exchange | ||||||||||||
| NYSE Texas | ||||||||||||||
| Item 7.01 | Regulation FD Disclosure | |||||||
On May 12, 2026, we announced we will participate in the American Gas Association Financial Forum, May 17-19, 2026 in Scottsdale, Arizona. A copy of the news release is attached as Exhibit 99.1 and is incorporated herein by reference. Robert S. McAnnally, chief executive officer, Curtis Dinan, president and chief operating officer, and Christopher Sighinolfi, senior vice president and chief financial officer, will be conducting a series of meetings with members of the investment community. The materials utilized during the conference will be 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 | ||||||||
| 104 | Cover Page Interactive Data File (embedded within the Inline XBRL document). | |||||||
| ONE Gas, Inc. | |||||||||||
| Date: | May 12, 2026 | By: | /s/ Christopher P. Sighinolfi | ||||||||
| Christopher P. Sighinolfi Senior Vice President and Chief Financial Officer | |||||||||||