TULSA, Okla., April 7, 2026 /PRNewswire/ -- ONE Gas, Inc. (NYSE:OGS) will release its first quarter 2026 financial results after the market closes on Monday, May 4, 2026.

The ONE Gas executive management team will participate in a conference call the following day, Tuesday, May 5, 2026, at 11 a.m. Eastern Daylight Time (10 a.m. Central Daylight Time).

The call will also be carried live on the ONE Gas website.

Event:	ONE Gas first quarter 2026 earnings conference call and webcast
Date and Time:	May 5, 2026 11 a.m. Eastern, 10 a.m. Central
Phone Number:	Dial 800-715-9871, pass code 3280987
Webcast Access:	www.onegas.com/investors and select Events and Presentations

If you are unable to participate in the conference call or the webcast, the replay will be available on the ONE Gas website, www.onegas.com, for 30 days. A recording will be available by phone for seven days. The playback call may be accessed at 1-800-770-2030, pass code 3280987.

ONE Gas, Inc. (NYSE:OGS) is a 100-percent regulated natural gas utility, and trades on the New York Stock Exchange and the NYSE Texas under the symbol "OGS." ONE Gas is included in the S&P MidCap 400 Index and is one of the largest natural gas utilities in the United States.

Headquartered in Tulsa, Oklahoma, ONE Gas provides a reliable and affordable energy choice to more than 2.3 million customers in Kansas, Oklahoma and Texas. Its divisions include Kansas Gas Service, the largest natural gas distributor in Kansas; Oklahoma Natural Gas, the largest in Oklahoma; and Texas Gas Service, the third largest in Texas, in terms of customers.

For more information and the latest news about ONE Gas, visit onegas.com and follow its social channels: @ONEGas, Facebook, LinkedIn and YouTube.

Analyst Contact:

Erin Dailey

918-947-7411

Media Contact:

Leah Harper

918-947-7123

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SOURCE ONE Gas, Inc.

ONE Gas First Quarter 2026 Conference Call and Webcast Scheduled