Seasonality
OTTR seasonality — Otter Tail Corporation
Over the last 11 years, OTTR's strongest month on average has been October (+3.1%) and its weakest September (-3.4%).
Average return by month
Month-by-month statistics
| Month | Avg | Median | Up % | Best | Worst | Yrs |
|---|---|---|---|---|---|---|
| Jan | +0.29% | +0.97% | 50% | +10.3% | -11.2% | 10 |
| Feb | -0.35% | -0.31% | 50% | +10.5% | -9.2% | 10 |
| Mar | +1.66% | +0.92% | 70% | +13.9% | -8.5% | 10 |
| Apr | +0.20% | +0.49% | 50% | +4.2% | -7.3% | 10 |
| May | +1.79% | +1.35% | 60% | +12.8% | -3.3% | 10 |
| Jun | +1.02% | +2.21% | 60% | +6.4% | -9.6% | 10 |
| Jul | +2.39% | +1.91% | 80% | +10.7% | -1.7% | 10 |
| Aug | +1.43% | +2.00% | 70% | +8.8% | -12.8% | 10 |
| Sep | -3.40% | -2.55% | 30% | +6.2% | -18.6% | 10 |
| Oct | +3.06% | +4.04% | 80% | +10.8% | -5.9% | 10 |
| Nov | +0.72% | +3.83% | 67% | +8.5% | -13.3% | 9 |
| Dec | +2.01% | +2.90% | 60% | +11.3% | -8.4% | 10 |
Monthly returns heat map — OTTR
price return, %| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 10.3 | -4.5 | 3.1 | 1.7 | -2.9 | 3.8 | -1.7 | 2.3 | -2.7 | 2.6 | -13.2 | -2.9% | |
| 2025 | 4.3 | 3.5 | 0.8 | -1.2 | -2.8 | -0.1 | 0.1 | 8.8 | -2.4 | -5.8 | 6.5 | -1.7 | +9.4% |
| 2024 | 6.4 | 0.0 | -4.5 | -1.2 | 6.0 | -3.2 | 10.7 | -12.8 | -7.6 | 0.5 | 2.7 | -8.4 | -13.1% |
| 2023 | 9.3 | 10.5 | 1.9 | -0.4 | 3.1 | 6.4 | 2.6 | 1.7 | -7.8 | 1.3 | -0.8 | 11.3 | +44.7% |
| 2022 | -11.2 | -2.4 | 1.0 | -7.3 | 12.8 | 2.7 | 4.7 | 7.5 | -18.6 | 9.6 | -11.6 | -1.5 | -17.8% |
| 2021 | -6.8 | 2.1 | 13.9 | 2.3 | 1.6 | 1.8 | 4.1 | 8.0 | 2.0 | 10.8 | 5.5 | 9.2 | +67.6% |
| 2020 | 4.4 | -9.2 | -8.5 | -0.2 | -3.3 | -9.6 | -1.4 | 1.6 | -6.9 | 6.0 | 3.8 | 7.0 | -16.9% |
| 2019 | -2.4 | 3.8 | -0.9 | 3.0 | -3.2 | 6.3 | 1.1 | -5.2 | 6.2 | 5.5 | -13.3 | 4.3 | +3.3% |
| 2018 | -4.2 | -6.6 | 8.9 | 1.1 | 5.4 | 3.0 | 1.7 | -1.0 | 0.0 | -5.9 | 8.5 | 1.5 | +11.7% |
| 2017 | -7.2 | -0.7 | 0.8 | 4.2 | 1.1 | -0.9 | 2.1 | 3.3 | 3.7 | 6.0 | 5.1 | -8.0 | +8.9% |
| 2016 | 6.4 |