Seasonality
ACLS seasonality — Axcelis Technologies, Inc.
Over the last 11 years, ACLS's strongest month on average has been November (+9.5%) and its weakest October (-5.0%).
Average return by month
Month-by-month statistics
| Month | Avg | Median | Up % | Best | Worst | Yrs |
|---|---|---|---|---|---|---|
| Jan | +5.93% | +2.37% | 70% | +38.5% | -16.0% | 10 |
| Feb | -0.75% | +0.12% | 50% | +16.9% | -19.4% | 10 |
| Mar | +2.09% | +2.14% | 60% | +21.7% | -23.7% | 10 |
| Apr | +2.81% | -0.16% | 50% | +49.5% | -27.9% | 10 |
| May | +7.29% | +10.83% | 70% | +33.2% | -30.3% | 10 |
| Jun | +7.30% | +2.60% | 60% | +26.4% | -11.6% | 10 |
| Jul | +1.71% | +5.80% | 60% | +28.2% | -31.2% | 10 |
| Aug | -2.51% | -5.34% | 20% | +28.9% | -19.7% | 10 |
| Sep | +3.44% | -3.41% | 40% | +30.9% | -15.1% | 10 |
| Oct | -4.95% | -8.20% | 40% | +20.3% | -23.7% | 10 |
| Nov | +9.50% | +11.84% | 67% | +37.7% | -13.0% | 9 |
| Dec | +2.15% | +1.86% | 50% | +20.6% | -10.6% | 10 |
Monthly returns heat map — ACLS
price return, %| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 9.6 | -6.2 | 12.7 | 49.5 | 8.1 | 26.0 | -31.2 | -11.5 | 13.7 | -23.7 | -0.8 | +23.5% | |
| 2025 | -2.7 | -19.4 | -9.3 | -1.4 | 15.0 | 23.7 | -2.9 | 18.2 | 22.0 | -18.5 | 4.0 | -2.9 | +15.0% |
| 2024 | 0.3 | -13.4 | -1.0 | -7.2 | 8.7 | 26.4 | -11.1 | -13.5 | -4.1 | -18.6 | -13.0 | -5.9 | -46.1% |
| 2023 | 38.5 | 16.9 | 3.7 | -11.2 | 33.2 | 16.4 | 9.3 | -4.2 | -15.1 | -21.8 | -2.5 | 4.3 | +63.4% |
| 2022 | -16.0 | 10.6 | 9.1 | -27.9 | 14.0 | -11.6 | 28.2 | -4.8 | -9.5 | -4.2 | 37.7 | -0.6 | +6.4% |
| 2021 | 17.6 | 7.7 | 11.4 | 1.1 | -0.2 | -2.5 | -4.6 | 28.9 | -5.4 | 16.8 | 12.5 | 20.6 | +156.0% |
| 2020 | 0.2 | -0.7 | -23.7 | 27.6 | 14.9 | 3.7 | 5.6 | -19.7 | -6.9 | 0.3 | 22.2 | 7.9 | +20.8% |
| 2019 | 17.0 | 0.9 | -4.3 | 5.8 | -30.3 | 1.5 | 6.6 | -4.6 | 11.6 | 12.2 | 11.8 | 12.4 | +35.4% |
| 2018 | -9.8 | -5.6 | 0.6 | -10.6 | -3.4 | -6.8 | 11.1 | -8.2 | -2.7 | -12.2 | 15.4 | -10.6 | -38.0% |
| 2017 | 4.5 | 1.6 | 21.7 | 2.4 | 13.0 | -3.7 | 6.0 | -5.9 | 30.9 | 20.3 | -2.7 | -10.3 | +97.2% |
| 2016 | 6.6 |