Atmos Energy Corporation

NYSE:ATO USA Utilities - Regulated Gas
Market Cap
$31.07 Billion
Market Cap Rank
#675 Global
#533 in USA
Share Price
$187.82
Change (1 day)
-0.40%
52-Week Range
$145.06 - $188.58
All Time High
$188.58
About

Atmos Energy Corporation, together with its subsidiaries, engages in the regulated natural gas distribution, and pipeline and storage businesses in the United States. It operates through two segments, Distribution, and Pipeline and Storage. The Distribution segment is involved in the regulated natural gas distribution and related sales operations in eight states. This segment distributes natural … Read more

Market Cap & Net Worth: Atmos Energy Corporation (ATO)

Atmos Energy Corporation (NYSE:ATO) has a market capitalization of $31.07 Billion ($31.07 Billion) as of March 18, 2026. Listed on the NYSE stock exchange, this USA-based company holds position #675 globally and #533 in its home market, demonstrating a 1.50% increase in market value over the past year.

Market capitalization, also known as net worth in stock markets, is calculated by multiplying Atmos Energy Corporation's stock price $187.82 by its total outstanding shares 165438946 (165.44 Million).

Atmos Energy Corporation Market Cap History: 2015 to 2026

Atmos Energy Corporation's market capitalization history from 2015 to 2026. Data shows growth from $8.41 Billion to $31.07 Billion (13.81% CAGR).

Index Memberships

Atmos Energy Corporation is a constituent of 3 market indices:

Index Total Market Cap Weight (%) Rank by Market Cap
DJC: Dow Jones-UBS Commodity Index
DJC
$21.30 Trillion 1.53% #49 of 65
Dow Jones Utility
DJU
$915.96 Billion 11.53% #12 of 15
S&P 500 Index
GSPC
$53.10 Trillion 0.05% #272 of 503

Weight: Atmos Energy Corporation's market cap as a percentage of total index value. Rank: Position among all constituents by market cap.

Atmos Energy Corporation Market Cap to Earnings & Revenue Ratios Timeline

This chart shows how Atmos Energy Corporation'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

5.90x

Atmos Energy Corporation's market cap is 5.90 times its annual revenue

Industry average:
5.67x
Higher than industry average

Latest Price to Earnings (P/E) Ratio

23.13x

Atmos Energy Corporation's market cap is 23.13 times its annual earnings

Industry average:
0.57x
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 $10.13 Billion $2.45 Billion $350.10 Million 4.13x 28.94x
2017 $12.00 Billion $2.76 Billion $396.42 Million 4.35x 30.27x
2018 $13.24 Billion $3.12 Billion $603.06 Million 4.25x 21.96x
2019 $16.31 Billion $2.90 Billion $511.41 Million 5.62x 31.89x
2020 $14.23 Billion $2.82 Billion $601.44 Million 5.05x 23.67x
2021 $16.05 Billion $3.41 Billion $665.56 Million 4.71x 24.11x
2022 $17.59 Billion $4.20 Billion $774.40 Million 4.19x 22.72x
2023 $18.68 Billion $4.28 Billion $885.32 Million 4.37x 21.10x
2024 $23.04 Billion $4.17 Billion $1.04 Billion 5.53x 22.09x
2025 $27.73 Billion $4.70 Billion $1.20 Billion 5.90x 23.13x

Competitor Companies of ATO by Market Capitalization

Companies near Atmos Energy Corporation in the global market cap rankings as of March 18, 2026.

Key companies related to Atmos Energy Corporation by market ranking:

  • NiSource Inc (NYSE:NI): Ranked #896 globally with a market cap of $21.94 Billion USD.
  • GAIL (India) Limited (PINK:GAILF): Ranked #1261 globally with a market cap of $14.55 Billion USD.
  • Osaka Gas Co. Ltd (OTCGREY:OSGSY): Ranked #1473 globally with a market cap of $11.89 Billion USD.
  • GAIL (INDIA) GDR/6 IR 10 (F:GQI): Ranked #1675 globally with a market cap of $10.01 Billion USD ( €9.75 Billion EUR).

Market capitalization comparison (in billions USD)
Rank Company Symbol Market Cap Price
#896 NiSource Inc NYSE:NI $21.94 Billion $47.47
#1261 GAIL (India) Limited PINK:GAILF $14.55 Billion $10.80
#1473 Osaka Gas Co. Ltd OTCGREY:OSGSY $11.89 Billion $32.81
#1675 GAIL (INDIA) GDR/6 IR 10 F:GQI $10.01 Billion €9.00

Atmos Energy Corporation Historical Marketcap From 2015 to 2026

Between 2015 and today, Atmos Energy Corporation's market cap moved from $8.41 Billion to $ 31.07 Billion, with a yearly change of 13.81%.

Year Market Cap Change (%)
2026 $31.07 Billion +12.04%
2025 $27.73 Billion +20.36%
2024 $23.04 Billion +23.35%
2023 $18.68 Billion +6.17%
2022 $17.59 Billion +9.63%
2021 $16.05 Billion +12.75%
2020 $14.23 Billion -12.73%
2019 $16.31 Billion +23.14%
2018 $13.24 Billion +10.39%
2017 $12.00 Billion +18.41%
2016 $10.13 Billion +20.45%
2015 $8.41 Billion --

End of Day Market Cap According to Different Sources

On Mar 17th, 2026 the market cap of Atmos Energy Corporation was reported to be:

Source Market Cap
Yahoo Finance $31.07 Billion USD
MoneyControl $31.07 Billion USD
MarketWatch $31.07 Billion USD
marketcap.company $31.07 Billion USD
Reuters $31.07 Billion USD

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