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ONE Gas, Inc.

For the period ended Dec 31, 2025. Filed Feb 19, 2026.

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About this filing

A company's yearly report to the SEC, with audited financial statements. It is the fullest account a company gives of its business, its finances and the risks it sees.

FY2025 · Filed Feb 19, 2026

OGS$81.25+0.4%Stored close · as of Nov 9, 2026

Extracted filing text, with the paragraph anchors used by the comparison.

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Item 2. Properties

The following table sets forth the approximate miles of distribution mains and transmission pipelines we own as of December 31, 2025:

Properties (miles)OKKSTXTotal
Distribution19,90011,90011,40043,200
Transmission5001,5002002,200
Total properties20,40013,40011,60045,400

We lease approximately 363,000 square feet of office space and other facilities for our operations. In addition, we have 60.8 Bcf of natural gas storage capacity under contract, with maximum allowable daily withdrawal capacity of approximately 1.8 Bcf.

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The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.