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One Gas Inc (OGS) Financial History

20 years of revenue, earnings, cash-flow and balance-sheet history from public filings.

UTILITIES · UTILITIES - REGULATED GAS · DATA UPDATED 2026-08-22

One Gas Inc (OGS) operates in the UTILITIES - REGULATED GAS industry and is headquartered in Tulsa, United States with about 4,000 employees. Its market capitalization is roughly $5 billion. In the fiscal year ended 2025-12-31, OGS reported $2.4B in revenue and $264M in net income.

ONE Gas, Inc., together with its subsidiaries, operates as a regulated natural gas distribution utility company in the United States. The company offers natural gas distribution services. As of December 31, 2025, it owned 43,200 miles of distribution pipelines and 2,200 miles of transmission pipelines.

Interactive charts & full statements → Open the OGS valuation workbench →

OGS Revenue & Earnings History — Annual Income Statement

Income statement	TTM → 2026-06-30	2025-12-31	2024-12-31	2023-12-31	2022-12-31	2021-12-31	2020-12-31	2019-12-31	2018-12-31	2017-12-31	2016-12-31	2015-12-31	2014-12-31	2013-12-31	2012-12-31	2011-12-31	2010-12-31
Total Revenue	$2.3B	$2.4B	$2.1B	$2.4B	$2.6B	$1.8B	$1.5B	$1.7B	$1.6B	$1.5B	$1.4B	$1.5B	$1.8B	$1.7B	$1.4B	$1.6B	$1.8B
Gross Profit	$1.7B	$1.4B	$775M	$729M	$647M	$584M	$562M	$536M	$507M	$526M	$488M	$427M	$406M	$420M	$393M	$378M	$401M
Gross Margin %	74.7%	58.9%	37.2%	30.7%	25.1%	32.3%	36.7%	32.4%	31.1%	34.2%	34.2%	27.6%	22.3%	24.9%	28.6%	23.3%	22.0%
Operating Income (EBIT)	$477M	$457M	$399M	$378M	$350M	$310M	$304M	$295M	$288M	$317M	$289M	$239M	$225M	$220M	$216M	$200M	$226M
Operating Margin %	20.6%	18.9%	19.1%	15.9%	13.6%	17.2%	19.8%	17.9%	17.6%	20.6%	20.2%	15.4%	12.4%	13.0%	15.7%	12.3%	12.4%
Net Income	$288M	$264M	$223M	$231M	$222M	$206M	$196M	$187M	$172M	$163M	$140M	$119M	$110M	$99M	$97M	$87M	$106M
Net Margin %	12.5%	10.9%	10.7%	9.8%	8.6%	11.4%	12.8%	11.3%	10.5%	10.6%	9.8%	7.7%	6.0%	5.9%	7.0%	5.3%	5.9%
EBITDA	$783M	$782M	$703M	$667M	$574M	$514M	$495M	$473M	$437M	$454M	$413M	$370M	$350M	$368M	$347M	$329M	$357M
Earnings Per Share (EPS)	$4.63	$4.37	$3.91	$4.14	$4.08	$3.85	$3.68	$3.51	$3.25	$3.08	$2.65	$2.24	$2.07	$1.92	$1.84	$1.66	$2.03
Shares Outstanding (M)	63M	61M	57M	56M	54M	54M	53M	53M	53M	53M	53M	53M	53M	52M	52M	52M	52M

USD; $M / $B as marked. Newest period first. Source: public company filings (via Yahoo Finance aggregation).

OGS Quarterly Revenue & Earnings — Last 8 Quarters

Quarterly income statement	2026-06-30	2026-03-31	2025-12-31	2025-09-30	2025-06-30	2025-03-31	2024-12-31	2024-09-30
Total Revenue	$412M	$832M	$689M	$379M	$424M	$935M	$631M	$340M
Gross Profit	$321M	$438M	$664M	$303M	$175M	$287M	$222M	$150M
Gross Margin %	78.1%	52.7%	96.3%	79.8%	41.2%	30.7%	35.2%	44.1%
Operating Income (EBIT)	$83M	$190M	$140M	$65M	$72M	$180M	$124M	$59M
Operating Margin %	20.1%	22.8%	20.3%	17.2%	17.0%	19.3%	19.7%	17.5%
Net Income	$47M	$129M	$86M	$26M	$32M	$119M	$77M	$19M
Net Margin %	11.4%	15.5%	12.5%	7.0%	7.6%	12.8%	12.2%	5.7%
EBITDA	$154M	$264M	$220M	$145M	$154M	$263M	$200M	$135M
Earnings Per Share (EPS)	$0.74	$2.04	$1.42	$0.44	$0.53	$1.98	$1.34	$0.34
Shares Outstanding (M)	63M	63M	61M	60M	60M	60M	57M	57M

USD; $M / $B as marked. Newest period first. Source: public company filings (via Yahoo Finance aggregation).

OGS Free Cash Flow History

Cash flow	TTM → 2026-06-30	2025-12-31	2024-12-31	2023-12-31	2022-12-31	2021-12-31	2020-12-31	2019-12-31	2018-12-31	2017-12-31	2016-12-31	2015-12-31	2014-12-31	2013-12-31	2012-12-31	2011-12-31	2010-12-31
Cash from Operations (CFO)	$517M	$579M	$368M	$940M	$1.6B	($1.5B)	$364M	$310M	$468M	$254M	$282M	$394M	$247M	$154M	$197M	$193M	$233M
Capital Expenditures (CapEx)	$690M	$707M	$703M	$667M	$609M	$495M	$471M	$417M	$394M	$356M	$309M	$294M	$297M	$292M	$272M	$241M	$218M
Free Cash Flow (FCF)	($173M)	($128M)	($335M)	$273M	$961M	($2.0B)	($107M)	($107M)	$73M	($103M)	($28M)	$100M	($50M)	($138M)	($75M)	($48M)	$16M
FCF Margin %	-7.5%	-5.3%	-16.1%	11.5%	37.3%	-112.3%	-7.0%	-6.5%	4.5%	-6.7%	-1.9%	6.5%	-2.8%	-8.2%	-5.5%	-3.0%	0.9%
Dividends Paid	$166M	$161M	$149M	$144M	$134M	$124M	$114M	$105M	$97M	$88M	$73M	$63M	$44M	$15M	$100M	$180M	$55M

USD; $M / $B as marked. Newest period first. Source: public company filings (via Yahoo Finance aggregation).

OGS Quarterly Free Cash Flow — Last 8 Quarters

Quarterly cash flow	2026-06-30	2026-03-31	2025-12-31	2025-09-30	2025-06-30	2025-03-31	2024-12-31	2024-09-30
Cash from Operations (CFO)	$211M	$176M	$43M	$87M	$171M	$277M	$63M	$55M
Capital Expenditures (CapEx)	$174M	$157M	$168M	$192M	$180M	$167M	$176M	$181M
Free Cash Flow (FCF)	$38M	$20M	($125M)	($105M)	($9M)	$111M	($113M)	($126M)
FCF Margin %	9.1%	2.4%	-18.1%	-27.8%	-2.1%	11.8%	-17.9%	-37.1%
Dividends Paid	$43M	$43M	$40M	$40M	$40M	$40M	$37M	$37M

USD; $M / $B as marked. Newest period first. Source: public company filings (via Yahoo Finance aggregation).

OGS Balance Sheet History

Balance sheet	2026-06-30	2025-12-31	2024-12-31	2023-12-31	2022-12-31	2021-12-31	2020-12-31	2019-12-31	2018-12-31	2017-12-31	2016-12-31	2015-12-31	2014-12-31	2013-12-31	2012-12-31	2011-12-31
Total Assets	$8.8B	$9.3B	$8.4B	$7.8B	$7.8B	$8.4B	$6.0B	$5.7B	$5.5B	$5.2B	$4.9B	$4.6B	$4.6B	$3.8B	$3.5B	$3.3B
Cash & Cash Equivalents	$8M	$34M	$58M	$19M	$10M	$9M	$8M	$18M	$21M	$14M	$15M	$2M	$12M	$3M	$4M	$4M
Total Liabilities	$5.3B	$5.9B	$5.3B	$5.0B	$5.2B	$6.1B	$3.8B	$3.6B	$3.4B	$3.2B	$3.1B	$2.8B	$2.9B	$2.6B	$2.3B	$2.1B
Total Debt (Short + Long-Term)	$3.4B	$3.4B	$3.3B	$3.0B	$2.9B	$4.2B	$2.0B	$1.8B	$1.6B	$1.6B	$1.4B	$1.2B	$1.2B	$446M	$1.3B	$1.1B
Total Shareholders' Equity	$3.5B	$3.4B	$3.1B	$2.8B	$2.6B	$2.4B	$2.2B	$2.1B	$2.0B	$2.0B	$1.9B	$1.8B	$1.8B	$1.2B	$1.2B	$1.2B

USD; $M / $B as marked. Newest period first. Source: public company filings (via Yahoo Finance aggregation).

Quarterly statements, profitability ratios, price history, insider activity and institutional holders are in the interactive OGS viewer.

Other Companies in UTILITIES - REGULATED GAS

UGI · UGI Corporation — $8 billion
SWX · Southwest Gas Holdings Inc — $6 billion
NJR · NewJersey Resources Corporation — $5 billion
BKH · Black Hills Corporation — $5 billion
SR · Spire Inc — $5 billion
MDU · MDU Resources Group Inc — $4 billion
CPK · Chesapeake Utilities Corporation — $3 billion
NWN · Northwest Natural Gas Co — $2 billion

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