Seasonality
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Jul is the seasonally strongest month over 5Y.
Jul averages +10.0% with a 100% win rate across 5 years of history.
Feb shows persistent seasonal weakness.
Feb averages -8.8% with only a 14% win rate across 5 years of history.
Q4 (Oct–Nov–Dec) is the seasonally strongest quarter.
The three months of Q4 combine for a +11.8% average return historically.
Q1 historically shows a slow seasonal start.
Q1 (Jan–Mar) averages -5.5% historically, with January alone posting a 67% win rate.
2026 YTD is tracking above the 5Y seasonal average.
At day 187 of the year, the current YTD return is +117.8% vs the historical average for the same point.
ILMN - Average growth of $100 invested at start of year
5 years of data
ILMN - Average returns for the respective month in the last 5 years
ILMN Distribution of Daily Returns from 2021 to 2026
Monthly Returns Heatmap
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 10.41% | -7.15% | -8.33% | 2.82% | 28.58% | 7.90% | 16.65% | 4.16% | 28.21% | |||
| 2025 | -0.67% | -33.15% | -10.59% | -2.19% | 5.98% | 16.01% | 7.65% | -2.68% | -4.99% | 30.08% | 6.40% | -0.22% |
| 2024 | 2.71% | -2.22% | -1.79% | -10.39% | -15.25% | 2.90% | 17.46% | 7.18% | -0.75% | 10.53% | 0.01% | -7.30% |
| 2023 | 5.93% | -7.00% | 16.74% | -11.61% | -4.33% | -4.66% | 2.49% | -14.02% | -16.91% | -20.29% | -6.83% | 36.58% |
| 2022 | -8.31% | -6.37% | 6.98% | -15.10% | -19.27% | -23.02% | 17.53% | -6.94% | -5.38% | 19.93% | -4.69% | -7.28% |
| 2021 | 15.25% | 3.04% | -12.60% | 2.29% | 3.26% | 16.66% | 4.76% | -7.78% | -11.28% | 2.33% | -11.98% | 4.14% |
| 2020 | -8.41% | 2.80% | 16.81% | 13.80% | 2.01% | 3.19% | -6.53% | -13.48% | -5.30% | 10.04% | 14.87% | |
| Avg | 4.22% | -8.75% | -0.97% | -2.48% | 1.82% | 2.54% | 9.96% | -3.80% | -3.51% | 6.21% | -1.18% | 6.80% |
ILMN Distribution of Daily % Changes