Seasonality
CIEN seasonality — Ciena
Over the last 11 years, CIEN's strongest month on average has been December (+12.0%) and its weakest March (-3.1%).
Average return by month
Month-by-month statistics
| Month | Avg | Median | Up % | Best | Worst | Yrs |
|---|---|---|---|---|---|---|
| Jan | +2.64% | +1.86% | 70% | +17.8% | -13.8% | 10 |
| Feb | +5.45% | +5.35% | 60% | +38.5% | -8.7% | 10 |
| Mar | -3.10% | -3.41% | 50% | +11.8% | -24.1% | 10 |
| Apr | +2.68% | -1.77% | 40% | +35.9% | -12.3% | 10 |
| May | +3.43% | +3.34% | 70% | +19.5% | -10.5% | 10 |
| Jun | +1.19% | +0.80% | 60% | +17.7% | -15.4% | 10 |
| Jul | +3.35% | +6.19% | 70% | +14.2% | -23.1% | 10 |
| Aug | +2.12% | -0.22% | 50% | +24.3% | -16.1% | 10 |
| Sep | -1.58% | -4.80% | 30% | +55.0% | -30.1% | 10 |
| Oct | +2.89% | -0.35% | 50% | +30.4% | -10.7% | 10 |
| Nov | +5.93% | +7.52% | 89% | +13.7% | -6.1% | 9 |
| Dec | +11.99% | +13.59% | 80% | +27.8% | -3.8% | 10 |
Monthly returns heat map — CIEN
price return, %| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 7.7 | 38.5 | 11.3 | 35.9 | 10.0 | -15.4 | -23.1 | 1.5 | -8.1 | -8.8 | -24.1 | +4.1% | |
| 2025 | 2.8 | -8.7 | -24.1 | 11.1 | 19.2 | 1.6 | 14.2 | 1.2 | 55.0 | 30.4 | 7.5 | 14.5 | +175.8% |
| 2024 | 17.8 | 7.5 | -13.2 | -6.5 | 4.2 | 0.0 | 9.5 | 9.3 | 6.8 | 3.1 | 9.8 | 21.6 | +88.4% |
| 2023 | 2.0 | -7.3 | 8.9 | -12.3 | 1.5 | -9.1 | -0.7 | 18.4 | -5.4 | -10.7 | 8.7 | -1.8 | -11.7% |
| 2022 | -13.8 | 3.2 | -11.4 | -9.0 | -7.9 | -10.1 | 12.9 | -1.7 | -20.3 | 18.5 | -6.1 | 13.4 | -33.8% |
| 2021 | 1.0 | -2.3 | 4.9 | -7.8 | 4.8 | 7.6 | 2.2 | -1.7 | -10.1 | 5.7 | 10.9 | 27.8 | +45.6% |
| 2020 | -4.7 | -5.5 | 3.5 | 16.2 | 19.5 | -2.0 | 9.9 | -4.6 | -30.1 | -0.8 | 13.7 | 18.0 | +23.8% |
| 2019 | 12.3 | 12.0 | -12.5 | 2.7 | -8.9 | 17.7 | 9.9 | -9.5 | -4.2 | -5.4 | 2.3 | 12.5 | +25.9% |
| 2018 | 1.7 | 8.9 | 11.8 | -0.6 | -10.5 | 15.0 | -4.2 | 24.3 | -1.1 | 0.1 | 4.3 | 4.0 | +62.0% |
| 2017 | -0.3 | 8.2 | -10.4 | -3.0 | 2.5 | 6.6 | 2.9 | -16.1 | 1.7 | -3.2 | 2.3 | -3.8 | -14.3% |
| 2016 | 13.8 |