ONE Gas (OGS) investor relations material

Market position and service area

• Operates as a 100% regulated natural gas utility, serving 2.3 million customers across Kansas, Oklahoma, and Texas, with leading market shares in Kansas (72%) and Oklahoma (89%), and is the third largest in Texas (13%).

• Major distribution markets include Oklahoma City, Tulsa, Kansas City, Wichita, Topeka, Austin, and El Paso.

Strategic growth and operational focus

• Pursues a clear growth strategy with a balanced customer mix and ongoing investments in workforce and technology to enhance safety, efficiency, and capacity.

• Regional economic momentum and favorable regulatory frameworks support expansion and system upgrades.

• Large-load strategy targets data centers, utility-scale generation, and advanced manufacturing, with a visible pipeline of contracted and advancing opportunities.

Financial outlook and capital investments

• 2026 adjusted net income guidance is $306–$314 million, with adjusted EPS of $4.83–$4.95, expected at the upper end of the range.

• Capital investments for 2026 are projected at $800 million, with $230 million for customer growth and an average rate base of $6.4 billion.

• Long-term capital investments of $4.3 billion planned through 2030, with 7–9% annual rate base growth and 5–7% adjusted EPS CAGR.