Atmos Energy Corporation (ATO)
NYSE: ATO · Real-Time Price · USD
167.56
-0.26 (-0.15%)
At close: Aug 25, 2026, 4:00 PM EDT
167.47
-0.09 (-0.05%)
After-hours: Aug 25, 2026, 7:45 PM EDT
Atmos Energy Market Cap
Atmos Energy has a market cap or net worth of $28.32 billion as of August 25, 2026. Its market cap has increased by 4.87% in one year.
Market Cap
28.32B
Enterprise Value
38.12B
1-Year Change
4.87%
Ranking
Category
Stock Price
$167.56
ChartMarket Cap Chart
Since December 1, 1998, Atmos Energy's market cap has increased from $926.30M to $28.32B, an increase of 2,956.86%. That is a compound annual growth rate of 13.12%.
| Date | Market Cap | % Change |
|---|---|---|
| Aug 25, 2026 | 28.32B | 4.47% |
| Dec 31, 2025 | 27.10B | 25.24% |
| Dec 31, 2024 | 21.64B | 25.75% |
| Dec 29, 2023 | 17.21B | 8.99% |
| Dec 30, 2022 | 15.79B | 13.81% |
| Dec 31, 2021 | 13.87B | 15.49% |
| Dec 31, 2020 | 12.01B | -10.01% |
| Dec 31, 2019 | 13.35B | 29.30% |
| Dec 31, 2018 | 10.32B | 13.28% |
| Dec 29, 2017 | 9.11B | 18.23% |
| Dec 30, 2016 | 7.71B | 20.47% |
| Dec 31, 2015 | 6.40B | 14.35% |
| Dec 31, 2014 | 5.60B | 35.52% |
| Dec 31, 2013 | 4.13B | 30.29% |
| Dec 31, 2012 | 3.17B | 5.16% |
| Dec 30, 2011 | 3.01B | 6.82% |
| Dec 31, 2010 | 2.82B | 3.63% |
| Dec 31, 2009 | 2.72B | 26.04% |
| Dec 31, 2008 | 2.16B | -14.17% |
| Dec 31, 2007 | 2.52B | -3.62% |
| Dec 29, 2006 | 2.61B | 23.81% |
| Dec 30, 2005 | 2.11B | 22.78% |
| Dec 31, 2004 | 1.72B | 37.16% |
| Dec 31, 2003 | 1.25B | 28.68% |
| Dec 31, 2002 | 973.20M | 12.13% |
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Market Capitalization
Market capitalization, also called net worth, is the total value of all of a company's outstanding shares. It is calculated by multiplying the stock price by the number of shares outstanding.
Formula: Market Cap = Stock Price * Shares Outstanding
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