Atmos Energy Corporation Market Cap ($28.78 Billion)
Market Cap & Net Worth: Atmos Energy Corporation (ATO)
Atmos Energy Corporation market cap. Atmos Energy Corporation (NYSE:ATO) has a market capitalization of $28.78 Billion ($28.78 Billion) as of November 2, 2026. Listed on the NYSE stock exchange, this USA-based company holds position #922 globally and #405 in its home market, demonstrating a -0.86% decrease 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 $172.41 by its total outstanding shares 166919822 (166.92 Million). Also see ATO operating cash flow for how efficiently the company converts equity into cash flow.
Atmos Energy Corporation Market Cap History (2015–2026)
Atmos Energy Corporation market cap history from 2015 to 2026. Data shows growth from $8.49 Billion to $28.78 Billion (12.11% CAGR). Check ATO stock price for real-time trading data and today's change.
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
|
$24.76 Trillion | 1.53% | #51 of 65 |
|
Dow Jones Utility
DJU
|
$875.88 Billion | 11.53% | #12 of 15 |
|
S&P 500 Index
GSPC
|
$61.47 Trillion | 0.05% | #293 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. Explore ATO shareholders equity momentum to track how rapidly the company is growing its equity base year over year.
Latest Price to Sales (P/S) Ratio
5.95x
Atmos Energy Corporation's market cap is 5.95 times its annual revenue
Latest Price to Earnings (P/E) Ratio
23.34x
Atmos Energy Corporation's market cap is 23.34 times its annual earnings
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 | $10.22 Billion | $2.45 Billion | $350.10 Million | 4.16x | 29.20x |
| 2017 | $12.11 Billion | $2.76 Billion | $396.42 Million | 4.39x | 30.54x |
| 2018 | $13.36 Billion | $3.12 Billion | $603.06 Million | 4.29x | 22.16x |
| 2019 | $16.46 Billion | $2.90 Billion | $511.41 Million | 5.67x | 32.18x |
| 2020 | $14.36 Billion | $2.82 Billion | $601.44 Million | 5.09x | 23.88x |
| 2021 | $16.19 Billion | $3.41 Billion | $665.56 Million | 4.75x | 24.33x |
| 2022 | $17.75 Billion | $4.20 Billion | $774.40 Million | 4.22x | 22.92x |
| 2023 | $18.85 Billion | $4.28 Billion | $885.32 Million | 4.41x | 21.29x |
| 2024 | $23.25 Billion | $4.17 Billion | $1.04 Billion | 5.58x | 22.29x |
| 2025 | $27.98 Billion | $4.70 Billion | $1.20 Billion | 5.95x | 23.34x |
Competitor Companies of ATO by Market Capitalization
Companies near Atmos Energy Corporation in the global market cap rankings as of November 2, 2026. Also see ATO current and non-current assets for a full breakdown of the balance sheet.
Key companies related to Atmos Energy Corporation by market ranking:
- Naturgy Energy Group SA (MC:NTGY): Ranked #1051 globally with a market cap of $24.77 Billion USD ( €21.19 Billion EUR).
- NATURGY ENERGY ADR1/5/E01 (F:GANA): Ranked #1076 globally with a market cap of $24.24 Billion USD ( €20.73 Billion EUR).
- Uniper SE (XETRA:UN0): Ranked #1215 globally with a market cap of $20.78 Billion USD ( €17.78 Billion EUR).
- NiSource Inc (NYSE:NI): Ranked #1231 globally with a market cap of $20.43 Billion USD.
| Rank | Company | Symbol | Market Cap | Price |
|---|---|---|---|---|
| #1051 | Naturgy Energy Group SA | MC:NTGY | $24.77 Billion | €29.66 |
| #1076 | NATURGY ENERGY ADR1/5/E01 | F:GANA | $24.24 Billion | €5.35 |
| #1215 | Uniper SE | XETRA:UN0 | $20.78 Billion | €43.20 |
| #1231 | NiSource Inc | NYSE:NI | $20.43 Billion | $44.57 |
Market Capitalization of Atmos Energy Corporation (2015–2026)
Market capitalization of Atmos Energy Corporation from 2015 to today. Between 2015 and today, Atmos Energy Corporation's market cap moved from $8.49 Billion to $ 28.78 Billion, with a yearly change of 12.11%.
| Year | Market Cap | Change (%) |
|---|---|---|
| 2026 | $28.78 Billion | +2.85% |
| 2025 | $27.98 Billion | +20.36% |
| 2024 | $23.25 Billion | +23.35% |
| 2023 | $18.85 Billion | +6.17% |
| 2022 | $17.75 Billion | +9.63% |
| 2021 | $16.19 Billion | +12.75% |
| 2020 | $14.36 Billion | -12.73% |
| 2019 | $16.46 Billion | +23.14% |
| 2018 | $13.36 Billion | +10.39% |
| 2017 | $12.11 Billion | +18.41% |
| 2016 | $10.22 Billion | +20.45% |
| 2015 | $8.49 Billion | -- |
End of Day Market Cap According to Different Sources
On Nov 2nd, 2026 the market cap of Atmos Energy Corporation was reported to be:
| Source | Market Cap |
|---|---|
| Yahoo Finance | $28.78 Billion USD |
| MoneyControl | $28.78 Billion USD |
| MarketWatch | $28.78 Billion USD |
| marketcap.company | $28.78 Billion USD |
| Reuters | $28.78 Billion USD |
Market cap values may vary slightly between sources due to differences in calculation methods, timing, and data refresh rates.
About Atmos Energy Corporation
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