ATO Atmos Energy PE ratio, current and historical analysis
As at Apr 21, 2025, the ATO stock has a PE ratio of 22.36. This is based on the current EPS of $7 and the stock price of $156.54 per share. An increase of 19% has been recorded in the P/E ratio compared to the average of 18.8 of the last 4 quarters.
ATO PE ratio history
The mean historical PE ratio of Atmos Energy over the last ten years is 20.19. The current 22.36 PE ratio is 11% above the historical average. In the past ten years, ATO's PE ratio was at its highest in the Sep 2019 quarter at 26.12, with a price of $113.89 and an EPS of $4.36. The Mar 2018 quarter recorded the bottom point at 15.37, with a price of $84.24 and an EPS of $5.48.
Atmos Energy PE ratio by year
Maximum annual increase: 51.07% in 2019
Maximum annual decrease: -25.15% in 2020
| Year | PE ratio | PE change | Price | EPS |
|---|---|---|---|---|
| 2024 | 20.31 | 16.93% | $138.71 | $6.83 |
| 2023 | 17.37 | -4.35% | $105.93 | $6.1 |
| 2022 | 18.16 | 5.4% | $101.85 | $5.61 |
| 2021 | 17.23 | -11.87% | $88.2 | $5.12 |
| 2020 | 19.55 | -25.15% | $95.59 | $4.89 |
| 2019 | 26.12 | 51.07% | $113.89 | $4.36 |
| 2018 | 17.29 | -23.09% | $93.91 | $5.43 |
| 2017 | 22.48 | 2.04% | $83.84 | $3.73 |
| 2016 | 22.03 | 16.99% | $74.47 | $3.38 |
| 2015 | 18.83 | 16.88% | $58.18 | $3.09 |
| 2014 | 16.11 | 1.38% | $47.7 | $2.96 |
| 2013 | 15.89 | 6.15% | $42.59 | $2.68 |
| 2012 | 14.97 | 5.2% | $35.79 | $2.39 |
| 2011 | 14.23 | 7.97% | $32.45 | $2.28 |
| 2010 | 13.18 | -2.73% | $29.25 | $2.22 |
Atmos Energy PE ratio by quarter (TTM)
| Year | PE ratio | PE change | Price | EPS |
|---|---|---|---|---|
| Dec 2024 | 19.9 | -2.02% | $139.27 | $7 |
| Sep 2024 | 20.31 | 17.88% | $138.71 | $6.83 |
| Jun 2024 | 17.23 | -3.9% | $116.65 | $6.77 |
| Mar 2024 | 17.93 | -3.13% | $118.87 | $6.63 |
| Dec 2023 | 18.51 | 6.56% | $115.9 | $6.26 |
| Sep 2023 | 17.37 | -13.41% | $105.93 | $6.1 |
| Jun 2023 | 20.06 | 3.19% | $116.34 | $5.8 |
| Mar 2023 | 19.44 | -1.67% | $112.36 | $5.78 |
| Dec 2022 | 19.77 | 8.87% | $112.07 | $5.67 |
| Sep 2022 | 18.16 | -11.24% | $101.85 | $5.61 |
| Jun 2022 | 20.46 | -8.58% | $112.1 | $5.48 |
| Mar 2022 | 22.38 | 12.58% | $119.49 | $5.34 |
| Dec 2021 | 19.88 | 15.38% | $104.77 | $5.27 |
| Sep 2021 | 17.23 | -4.96% | $88.2 | $5.12 |
| Jun 2021 | 18.13 | 0.5% | $96.11 | $5.3 |
ATO average PE ratio chart
The current PE ratio of ATO is greater than its 3, 5 and 10-year historical averages.
ATO PE vs peers
ATO's PE ratio is lower than its peer stocks CNP and NI, but it is greater than OKE's and OGS's. Atmos Energy's current PE ratio of 22.36 is comparable to the average of its peer group, which is 22.66.
| Stock name | PE ratio | Market cap |
|---|---|---|
| OKE Oneok Inc | 16.21 | $52.54B |
| RGCO Rgc Resources Inc | 18.39 | $221.59M |
| OGS ONE Gas Inc | 20.01 | $4.7B |
| ATO Atmos Energy Corp | 22.84 | $25.37B |
| CNP Centerpoint Energy Inc | 23.44 | $24.14B |
| NI Nisource Inc | 23.79 | $18.22B |
| CPK Chesapeake Utilities Corp | 25.76 | $3.13B |
| STR Sitio Royalties Corporation | 34.47 | $2.56B |
| NFG National Fuel Gas Co | N/A | $7.09B |
Frequently asked questions
What is Atmos Energy's PE ratio?
As of Apr 21, 2025, ATO stock has a price to earnings ratio of 22.36.
What is the 3-year average PE ratio for Atmos Energy (ATO)?
The 3-year average PE ratio for ATO stock is 19.01.
What is the 5-year average PE ratio for Atmos Energy (ATO)?
The 5-year average PE ratio for ATO stock is 19.13.
What is the highest PE ratio for ATO?
Over the last ten years, the quarterly PE ratio reached a historic high of 26.12 in the Sep 2019 quarter.
How does the current PE ratio for ATO compare to its historical average?
ATO's current price to earnings ratio is 11% above its 10-year historical average.
How is ATO's PE ratio calculated (Atmos Energy PE ratio formula)?
To determine the PE ratio, divide the most recent stock price by the TTM earnings per share (EPS). As of today (Apr 21, 2025), Atmos Energy's stock price is $156.54. The earnings per share for the trailing twelve months (TTM) ending Dec 2024 is $7. Therefore, Atmos Energy's P/E ratio for today is 22.36. PE RATIO(22.36) = STOCK PRICE($156.54) / TTM EPS($7)
All PE ratio stats are based on quarterly TTM periods, unless otherwise specified. Data from 
and Sharadar.