Seasonality
ILMN seasonality — Illumina, Inc.
Over the last 11 years, ILMN's strongest month on average has been July (+6.7%) and its weakest February (-4.7%).
Average return by month
Month-by-month statistics
| Month | Avg | Median | Up % | Best | Worst | Yrs |
|---|---|---|---|---|---|---|
| Jan | +3.76% | +4.32% | 60% | +25.0% | -12.6% | 10 |
| Feb | -4.69% | -4.30% | 30% | +11.8% | -33.1% | 10 |
| Mar | -0.18% | +0.64% | 50% | +16.7% | -12.6% | 10 |
| Apr | -0.67% | +1.16% | 60% | +16.8% | -15.1% | 10 |
| May | +2.01% | +0.81% | 50% | +28.6% | -19.3% | 10 |
| Jun | +3.81% | +2.71% | 70% | +19.9% | -23.0% | 10 |
| Jul | +6.74% | +6.21% | 90% | +17.5% | -18.7% | 10 |
| Aug | -0.56% | -4.35% | 40% | +17.6% | -14.0% | 10 |
| Sep | -1.57% | -3.78% | 30% | +28.1% | -16.9% | 10 |
| Oct | +0.84% | -0.26% | 50% | +30.1% | -20.3% | 10 |
| Nov | +2.45% | +6.40% | 67% | +12.1% | -12.0% | 9 |
| Dec | +2.42% | -2.03% | 40% | +36.6% | -11.1% | 10 |
Monthly returns heat map — ILMN
price return, %| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 10.4 | -7.2 | -8.3 | 2.8 | 28.6 | 7.9 | 16.6 | 4.2 | 28.1 | -13.8 | -9.7 | +62.5% | |
| 2025 | -0.7 | -33.1 | -10.6 | -2.2 | 6.0 | 16.0 | 7.7 | -2.7 | -5.0 | 30.1 | 6.4 | -0.2 | -1.9% |
| 2024 | 2.7 | -2.2 | -1.8 | -10.4 | -15.2 | 2.9 | 17.5 | 7.2 | -0.8 | 10.5 | 0.0 | -7.3 | -1.3% |
| 2023 | 5.9 | -7.0 | 16.7 | -11.6 | -4.3 | -4.7 | 2.5 | -14.0 | -16.9 | -20.3 | -6.8 | 36.6 | -31.1% |
| 2022 | -8.3 | -6.4 | 7.0 | -15.1 | -19.3 | -23.0 | 17.5 | -6.9 | -5.4 | 19.9 | -4.7 | -7.3 | -46.9% |
| 2021 | 15.2 | 3.0 | -12.6 | 2.3 | 3.3 | 16.7 | 4.8 | -7.8 | -11.3 | 2.3 | -12.0 | 4.1 | +2.8% |
| 2020 | -12.6 | -8.4 | 2.8 | 16.8 | 13.8 | 2.0 | 3.2 | -6.5 | -13.5 | -5.3 | 10.0 | 14.9 | +11.5% |
| 2019 | -6.7 | 11.8 | -0.7 | 0.4 | -1.6 | 19.9 | -18.7 | -6.0 | 8.1 | -2.9 | 8.5 | 3.4 | +10.6% |
| 2018 | 6.5 | -2.0 | 3.7 | 1.9 | 13.1 | 2.5 | 16.1 | 9.4 | 3.5 | -15.2 | 8.5 | -11.1 | +37.3% |
| 2017 | 25.0 | 4.6 | 1.9 | 8.3 | -4.1 | -2.2 | 0.2 | 17.6 | -2.6 | 3.0 | 12.1 | -5.0 | +70.6% |
| 2016 | -3.8 |