Atmos Energy Corporation (ATO)
NYSE: ATO
· Real-Time Price · USD
166.56
1.77 (1.07%)
At close: Sep 05, 2025, 3:59 PM
166.70
0.08%
After-hours: Sep 05, 2025, 06:48 PM EDT
Atmos Energy Market Cap
Atmos Energy has a market cap or net worth of 26.74B as of Sep 7, 2025. Its market cap has increased by 32.27% in one year.
Market Cap Chart
Market Cap History
| Date | Market Cap | % Change |
|---|---|---|
| Sep 04, 2025 | 26.25B | 18.4% |
| Dec 31, 2024 | 22.17B | 27.69% |
| Dec 29, 2023 | 17.36B | 9.23% |
| Dec 30, 2022 | 15.89B | 10.87% |
| Dec 31, 2021 | 14.34B | 16.31% |
| Dec 31, 2020 | 12.33B | -10.35% |
| Dec 31, 2019 | 13.75B | 26.12% |
| Dec 31, 2018 | 10.9B | 16.92% |
| Dec 29, 2017 | 9.32B | 19.44% |
| Dec 30, 2016 | 7.81B | 20.3% |
| Dec 31, 2015 | 6.49B | 14.43% |
| Dec 31, 2014 | 5.67B | 29.83% |
| Dec 31, 2013 | 4.37B | 37.39% |
| Dec 31, 2012 | 3.18B | 5.63% |
| Dec 30, 2011 | 3.01B | 6.9% |
| Dec 31, 2010 | 2.82B | 3.52% |
| Dec 31, 2009 | 2.72B | 26.27% |
| Dec 31, 2008 | 2.15B | -13.98% |
| Dec 31, 2007 | 2.5B | -5.13% |
| Dec 29, 2006 | 2.64B | 25.73% |
| Dec 30, 2005 | 2.1B | -3.16% |
| Dec 31, 2004 | 2.17B | 72.07% |
| Dec 31, 2003 | 1.26B | 19.25% |
| Dec 31, 2002 | 1.06B | 21.15% |
| Dec 31, 2001 | 872.1M | 9.03% |
| Dec 29, 2000 | 799.91M | 24.9% |
| Dec 31, 1999 | 640.43M | -34.78% |
| Dec 31, 1998 | 981.98M | 9.36% |
| Dec 31, 1997 | 897.9M | 134.2% |
| Dec 31, 1996 | 383.39M | 6.9% |
| Dec 29, 1995 | 358.64M | 36.32% |
| Dec 30, 1994 | 263.1M | -5.86% |
| Dec 31, 1993 | 279.48M | 69.13% |
| Dec 31, 1992 | 165.25M | 7.79% |
| Dec 31, 1991 | 153.3M | 53.73% |
| Dec 31, 1990 | 99.72M | n/a |