Seasonality
FSLR seasonality — First Solar
Over the last 11 years, FSLR's strongest month on average has been May (+16.5%) and its weakest February (-4.7%).
Average return by month
Month-by-month statistics
| Month | Avg | Median | Up % | Best | Worst | Yrs |
|---|---|---|---|---|---|---|
| Jan | -2.05% | -3.88% | 30% | +19.1% | -15.1% | 10 |
| Feb | -4.73% | -5.60% | 30% | +16.0% | -18.7% | 10 |
| Mar | +1.73% | +4.15% | 70% | +28.6% | -25.1% | 10 |
| Apr | +1.26% | +1.12% | 50% | +22.1% | -16.1% | 10 |
| May | +16.50% | +8.55% | 60% | +54.1% | -5.7% | 10 |
| Jun | -2.56% | +0.02% | 50% | +18.9% | -23.1% | 10 |
| Jul | +8.21% | +2.48% | 50% | +45.6% | -10.6% | 10 |
| Aug | +6.13% | +2.38% | 50% | +28.6% | -8.8% | 10 |
| Sep | -2.93% | -4.42% | 40% | +13.0% | -14.6% | 10 |
| Oct | +4.87% | +4.81% | 50% | +31.5% | -22.0% | 10 |
| Nov | +6.02% | +6.66% | 89% | +18.5% | -13.4% | 9 |
| Dec | -1.84% | -1.49% | 50% | +9.2% | -15.9% | 10 |
Monthly returns heat map — FSLR
price return, %| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | -13.7 | -12.6 | 0.0 | 2.4 | 52.0 | -23.1 | -10.6 | -4.3 | -13.2 | -0.4 | 15.3 | -23.0% | |
| 2025 | -5.0 | -18.7 | -7.2 | -0.5 | 25.6 | 4.7 | 5.5 | 11.7 | 13.0 | 21.0 | 2.2 | -4.3 | +48.2% |
| 2024 | -15.1 | 5.2 | 9.7 | 4.4 | 54.1 | -17.0 | -4.2 | 5.3 | 9.7 | -22.0 | 2.5 | -11.6 | +2.3% |
| 2023 | 18.6 | -4.8 | 28.6 | -16.1 | 11.2 | -6.3 | 9.1 | -8.8 | -14.6 | -11.8 | 10.8 | 9.2 | +15.0% |
| 2022 | -10.1 | -3.9 | 11.2 | -12.8 | -3.3 | -3.5 | 45.6 | 28.6 | 3.7 | 10.1 | 18.5 | -13.2 | +71.9% |
| 2021 | 0.2 | -18.3 | 7.8 | -12.3 | -0.6 | 18.9 | -4.9 | 9.2 | 1.6 | 25.3 | -13.4 | -15.9 | -11.9% |
| 2020 | -11.4 | -7.7 | -21.2 | 22.1 | 5.9 | 6.2 | 20.3 | 28.6 | -13.6 | 31.5 | 7.3 | 5.9 | +76.8% |
| 2019 | 19.1 | 3.9 | 0.6 | 16.4 | -5.7 | 13.2 | -1.8 | -3.8 | -6.5 | -10.7 | 6.7 | 1.3 | +31.8% |
| 2018 | -0.5 | -6.4 | 12.9 | -0.1 | -4.7 | -22.1 | -0.6 | -0.5 | -7.0 | -13.7 | 6.3 | -4.5 | -37.1% |
| 2017 | -2.8 | 16.0 | -25.1 | 9.0 | 30.3 | 3.6 | 23.6 | -4.8 | -2.3 | 19.5 | 13.3 | 8.7 | +110.4% |
| 2016 | 5.8 |