ONE Gas, Inc.
ONE Gas, Inc. (NYSE: OGS) operates as a 100-percent regulated natural gas distribution utility headquartered in Tulsa, Oklahoma and listed on the NYSE and NYSE Texas. The company website is www.onegas.com. From the company’s description.
Margins and return on equity change in ; everything else in percent. Fewer shares and less debt are shown plainly, not as bad news — it depends what you make of buybacks. Dotted labels explain each measure. is shown separately from the annual figures.
What ONE Gas, Inc. does
In the company’s own words
ONE Gas, Inc. (NYSE: OGS) operates as a 100-percent regulated natural gas distribution utility headquartered in Tulsa, Oklahoma and listed on the NYSE and NYSE Texas. The company website is www.onegas.com.
ONE Gas provides natural gas distribution services to approximately 2.3 million customers across Oklahoma, Kansas, and Texas. The company is the largest natural gas distributor in Oklahoma and Kansas and the third largest in Texas by customer count. ONE Gas operates through three divisions: Oklahoma Natural Gas, Kansas Gas Service, and Texas Gas Service, which serve approximately 89 percent, 72 percent, and 13 percent of natural gas distribution customers in their respective states. The company primarily serves residential, commercial, and transportation customers, with major markets including Oklahoma City and Tulsa in Oklahoma; Kansas City, Wichita, and Topeka in Kansas; and Austin and El Paso in Texas.
The company maintains approximately 45,400 miles of distribution and transmission pipelines, including 43,200 miles of distribution mains and 2,200 miles of transmission pipelines. ONE Gas employs approximately 4,000 people, with approximately 700 employees at Kansas Gas Service subject to collective bargaining agreements. The company operates 60.8 billion cubic feet of natural gas storage capacity under contract with maximum daily withdrawal capacity of approximately 1.8 billion cubic feet.
ONE Gas is the successor to Oklahoma Natural Gas Company, founded in 1906, which became ONEOK, Inc. in 1980. The company officially separated from ONEOK, Inc. on January 31, 2014, establishing itself as an independent publicly traded utility. The company's business model centers on regulated rate-of-return utility operations, with revenues recovered through fixed customer charges and variable charges based on usage. The company is subject to regulation by the Oklahoma Corporation Commission, Kansas Corporation Commission, and Texas Railroad Commission, with authorized returns on equity ranging from 9.4 percent to 9.8 percent across its service territories. ONE Gas differentiates itself through its focus on safety, system reliability, capital investment in infrastructure modernization, and customer service across its three-state footprint.
Company details
- Sector
- Utilities
- Industry
- Electric, Gas & Water
- Headquarters
- TULSA, OK
- Fiscal year end
- December
- CIK
- 1587732
- SIC
- 4924
Financial performance, year by year
Fiscal 2013–2025 · USDThe full income statement, balance sheet and cash flow for each of these years — every figure traceable to its filing — is on the Financials tab with a free account.
Who owns ONE Gas, Inc. — and what changed
Funds as of 2026Q2 · superinvestors as of 2026-06-30
Largest fund holders · ONE Gas, Inc.’s weight in each
Fund ownership is a floor, not a census — pensions, insurers and people holding shares directly are not visible here.
ONE Gas, Inc.’s bonds, as funds hold them
Funds report holding 7 issues of ONE Gas, Inc.’s debt, $182.05M at market value — what funds hold, not the company’s total debt. Weighted-average coupon 4.39%, maturing 2026 to 2048.
Fund ownership counts N-PORT filers only, so it is a floor rather than a census — pensions, insurers and direct holders are not visible here, and the remainder is not “held by individuals”.
Every fund and institutional holder, quarter by quarter, is on the Ownership tab with a free account.
Recent filings
All filings →Each filing opens into its own statements and disclosures here.
Put this business in context.
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