One Gas Inc.

TULSA, Okla., Feb. 24, 2026 /PRNewswire/ -- ONE Gas, Inc. (NYSE: OGS) today announced that it will participate in several upcoming investor conferences. The company will attend the UBS Midwest Utilities Conference on Wednesday, February 25, 2026, in Chicago, Illinois, followed by the Morgan Stanley Energy and Power Conference on Monday, March 2, 2026, and the Jefferies Power, Energy, Clean Energy and Utilities Conference on Tuesday, March 3, 2026, both in New York City, New York.

Curtis Dinan, senior vice president and chief operating officer, and Christopher Sighinolfi, senior vice president and chief financial officer, will be in attendance at all three conferences. They will conduct a series of meetings with members of the investment community at each event.

The materials utilized at the conferences will be accessible on the ONE Gas website, www.onegas.com/investors/events-and-presentations.

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.

TULSA, Okla., Feb. 20, 2026 /PRNewswire/ -- ONE Gas, Inc. (NYSE: OGS) will hold its 2026 Annual Meeting of Shareholders as a virtual meeting only on Thursday, May 21, 2026, at 10 a.m. Eastern Daylight Time (9 a.m. Central Daylight Time). The meeting will also be audio webcast on the ONE Gas website, www.onegas.com.

The record date for determining shareholders entitled to receive notice of the meeting and to vote is March 23, 2026.

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.

View original content to download multimedia:https://www.prnewswire.com/news-releases/one-gas-sets-record-date-for-2026-annual-meeting-of-shareholders-302693754.html

SOURCE ONE Gas, Inc.