Seasonality
ATO seasonality — Atmos Energy
Over the last 11 years, ATO's strongest month on average has been July (+4.3%) and its weakest September (-2.9%).
Average return by month
Month-by-month statistics
| Month | Avg | Median | Up % | Best | Worst | Yrs |
|---|---|---|---|---|---|---|
| Jan | +0.95% | +2.33% | 60% | +5.3% | -6.7% | 10 |
| Feb | +0.09% | +0.17% | 50% | +12.3% | -11.8% | 10 |
| Mar | +3.68% | +2.87% | 70% | +16.8% | -3.9% | 10 |
| Apr | +1.51% | +2.67% | 70% | +4.8% | -5.1% | 10 |
| May | -1.13% | +0.13% | 50% | +2.8% | -11.0% | 10 |
| Jun | -0.25% | +0.13% | 50% | +3.7% | -3.6% | 10 |
| Jul | +4.28% | +3.94% | 100% | +9.6% | +0.3% | 10 |
| Aug | -1.04% | -0.35% | 50% | +6.5% | -6.6% | 10 |
| Sep | -2.92% | -4.50% | 40% | +6.1% | -10.2% | 10 |
| Oct | +1.94% | +1.10% | 70% | +10.2% | -4.1% | 10 |
| Nov | +4.06% | +4.60% | 78% | +12.8% | -4.9% | 9 |
| Dec | -0.35% | -1.78% | 40% | +16.0% | -8.0% | 10 |
Monthly returns heat map — ATO
price return, %| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | -0.8 | 12.3 | -1.1 | 2.9 | -11.0 | 1.9 | 0.3 | -3.9 | -5.8 | 10.2 | 0.5 | +3.3% | |
| 2025 | 2.3 | 6.8 | 1.6 | 3.9 | -3.7 | -0.4 | 1.2 | 6.5 | 2.8 | 0.6 | 2.7 | -5.0 | +20.4% |
| 2024 | -1.7 | -0.9 | 5.3 | -0.8 | -1.7 | 0.6 | 9.6 | 2.2 | 6.1 | 0.1 | 9.0 | -8.0 | +20.2% |
| 2023 | 4.9 | -4.0 | -0.4 | 1.6 | 1.0 | 0.9 | 4.6 | -4.7 | -8.6 | 1.6 | 5.7 | 1.8 | +3.4% |
| 2022 | 2.3 | 2.4 | 8.8 | -5.1 | 2.6 | -3.6 | 8.3 | -6.6 | -10.2 | 4.6 | 12.8 | -6.8 | +7.0% |
| 2021 | -6.7 | -4.9 | 16.8 | 4.8 | -4.3 | -3.1 | 2.6 | -1.1 | -9.6 | 4.4 | -1.9 | 16.0 | +9.8% |
| 2020 | 4.6 | -11.8 | -3.9 | 2.8 | 0.8 | -3.1 | 6.4 | -5.8 | -4.2 | -4.1 | 4.6 | -0.5 | -14.7% |
| 2019 | 5.3 | 1.2 | 4.1 | -0.6 | -0.5 | 3.7 | 3.3 | 1.1 | 3.3 | -1.2 | -4.9 | 4.6 | +20.6% |
| 2018 | -3.5 | -2.9 | 4.7 | 3.1 | 2.7 | 1.0 | 1.9 | 0.4 | 1.8 | -0.9 | 2.8 | -3.1 | +8.0% |
| 2017 | 2.7 | 2.8 | 0.9 | 2.6 | 2.8 | -0.4 | 4.6 | 1.5 | -4.8 | 4.1 | 5.8 | -6.9 | +15.8% |
| 2016 | 4.3 |