One Gas Inc (NYSE:OGS) — Market Cap & Net Worth

$4.83 Billion USD  · Rank #3704

Market Cap & Net Worth: One Gas Inc (OGS)

One Gas Inc (NYSE:OGS) has a market capitalization of $4.83 Billion ($4.83 Billion) as of June 18, 2026. Listed on the NYSE stock exchange, this USA-based company holds position #3704 globally and #1273 in its home market, demonstrating a 1.04% increase in market value over the past year.

Market capitalization, also known as net worth in stock markets, is calculated by multiplying One Gas Inc's stock price $76.97 by its total outstanding shares 62762533 (62.76 Million). Review One Gas Inc (OGS) financial obligations to assess the company's total debt and financial obligations.

One Gas Inc Market Cap History: 2015 to 2026

One Gas Inc's market capitalization history from 2015 to 2026. Data shows growth from $2.43 Billion to $4.83 Billion (6.99% CAGR).

Index Memberships

One Gas Inc is a constituent of 1 market index:

Index Total Market Cap Weight (%) Rank by Market Cap
S&P Midcap 400
MID
$3.55 Trillion 0.17% #274 of 401

Weight: One Gas Inc's market cap as a percentage of total index value. Rank: Position among all constituents by market cap.

One Gas Inc Market Cap to Earnings & Revenue Ratios Timeline

This chart shows how One Gas Inc's valuation ratios have evolved. The Price to Sales (P/S) ratio compares market cap to revenue, while the Price to Earnings (P/E) ratio compares market cap to net income. Lower values may indicate a more undervalued company relative to its financial performance.

Latest Price to Sales (P/S) Ratio

2.00x

One Gas Inc's market cap is 2.00 times its annual revenue

Industry average: 0.47x Higher than industry average

Latest Price to Earnings (P/E) Ratio

18.35x

One Gas Inc's market cap is 18.35 times its annual earnings

Industry average: 4.67x Higher than industry average

What These Ratios Tell Investors:

  • Price to Sales (P/S) Ratio: Shows how much investors are paying for each dollar of the company's sales. Lower P/S ratios may indicate undervaluation.
  • Price to Earnings (P/E) Ratio: Shows how much investors are paying for each dollar of the company's earnings. This is one of the most common valuation metrics.
  • Trends in these ratios over time can indicate changing investor sentiment about the company's future growth prospects.
  • Industry comparison provides context for whether the company is valued higher or lower than peers.
Year Market Cap (USD) Revenue (USD) Net Income (USD) P/S Ratio P/E Ratio
2016 $3.17 Billion $1.43 Billion $140.09 Million 2.22x 22.62x
2017 $3.72 Billion $1.54 Billion $163.00 Million 2.41x 22.81x
2018 $4.14 Billion $1.63 Billion $172.23 Million 2.53x 24.04x
2019 $4.98 Billion $1.65 Billion $186.75 Million 3.01x 26.67x
2020 $4.20 Billion $1.53 Billion $196.41 Million 2.74x 21.37x
2021 $4.38 Billion $1.81 Billion $206.43 Million 2.42x 21.21x
2022 $4.41 Billion $2.58 Billion $221.74 Million 1.71x 19.87x
2023 $3.84 Billion $2.37 Billion $231.23 Million 1.62x 16.62x
2024 $4.35 Billion $2.08 Billion $222.85 Million 2.09x 19.50x
2025 $4.85 Billion $2.43 Billion $264.22 Million 2.00x 18.35x

Competitor Companies of OGS by Market Capitalization

Companies near One Gas Inc in the global market cap rankings as of June 18, 2026.

Key companies related to One Gas Inc by market ranking:

  • Atmos Energy Corporation (NYSE:ATO): Ranked #947 globally with a market cap of $28.31 Billion USD.
  • Naturgy Energy Group SA (MC:NTGY): Ranked #1085 globally with a market cap of $24.77 Billion USD ( €21.19 Billion EUR).
  • NATURGY ENERGY ADR1/5/E01 (F:GANA): Ranked #1111 globally with a market cap of $24.24 Billion USD ( €20.73 Billion EUR).
  • NiSource Inc (NYSE:NI): Ranked #1187 globally with a market cap of $22.21 Billion USD.
Market capitalization comparison (in billions USD)
Rank Company Symbol Market Cap Price
#947 Atmos Energy Corporation NYSE:ATO $28.31 Billion $169.63
#1085 Naturgy Energy Group SA MC:NTGY $24.77 Billion €28.60
#1111 NATURGY ENERGY ADR1/5/E01 F:GANA $24.24 Billion €5.35
#1187 NiSource Inc NYSE:NI $22.21 Billion $47.72

One Gas Inc Historical Marketcap From 2015 to 2026

Between 2015 and today, One Gas Inc's market cap moved from $2.43 Billion to $ 4.83 Billion, with a yearly change of 6.99%.

Year Market Cap Change (%)
2026 $4.83 Billion -0.36%
2025 $4.85 Billion +11.55%
2024 $4.35 Billion +13.08%
2023 $3.84 Billion -12.77%
2022 $4.41 Billion +0.63%
2021 $4.38 Billion +4.34%
2020 $4.20 Billion -15.74%
2019 $4.98 Billion +20.26%
2018 $4.14 Billion +11.40%
2017 $3.72 Billion +17.30%
2016 $3.17 Billion +30.47%
2015 $2.43 Billion --

End of Day Market Cap According to Different Sources

On Jun 17th, 2026 the market cap of One Gas Inc was reported to be:

Source Market Cap
Yahoo Finance $4.83 Billion USD
MoneyControl $4.83 Billion USD
MarketWatch $4.83 Billion USD
marketcap.company $4.83 Billion USD
Reuters $4.83 Billion USD

Market cap values may vary slightly between sources due to differences in calculation methods, timing, and data refresh rates.

About One Gas Inc

NYSE:OGS USA Utilities - Regulated Gas
Market Cap
$4.83 Billion
Market Cap Rank
#3704 Global
#1273 in USA
Share Price
$76.97
Change (1 day)
-0.53%
52-Week Range
$71.59 - $90.64
All Time High
$90.64
About

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. The company serves approximately 2.3 million residential, commercial, industrial, transportatio… Read more