iShares Semiconductor ETF (SOXX) Seasonality
Recurring seasonal patterns for SOXX — the calendar windows where iShares Semiconductor ETF has historically tended to rise or fall, with the win rate (how often it repeated) and average return for each, based on the last 10 years of price history.
SOXX seasonality at a glance
Over the last 10 years, SOXX's strongest seasonal window has been Oct 19 – Nov 8: it ended higher in 10 of 10 years (100% win rate) with an average return of +5.80% across a 20-day hold. On the weak side, SOXX has historically declined between Apr 1 – Apr 21, falling in 8 of 10 years (average -3.12%).
In total, our analysis finds 686 recurring seasonal windows for iShares Semiconductor ETF — 615 bullish and 71 bearish. The next high-win-rate window, Aug 2 – Sep 1, opens in 6 days. These figures describe historical behaviour only — not a forecast.
SOXX's upcoming & recent seasonal patterns
Holding period:10-day20-day30-dayOrdered by season — windows opening soon first, plus a couple of recently completed high-performers. Holding-period colors help you compare durations at a glance.
| Status | Seasonal window | Hold | Avg return | Win rate | This year |
|---|---|---|---|---|---|
| Completedended 13d ago | Jul 4 – Jul 14 | 10d | +3.28% | 90% | +0.28% |
| Completedended 15d ago | Jul 2 – Jul 12 | 10d | +2.87% | 90% | +2.65% |
| Upcomingin 6d | Aug 2 – Sep 1 | 30d | +2.61% | 80% | — |
| Upcomingin 7d | Aug 3 – Sep 2 | 30d | +2.26% | 80% | — |
| Upcomingin 9d | Aug 5 – Sep 4 | 30d | +1.17% | 80% | — |
| Upcomingin 10d | Aug 6 – Sep 5 | 30d | +1.21% | 80% | — |
| Upcomingin 13d | Aug 9 – Aug 29 | 20d | +1.60% | 80% | — |
Win rate = how often the pattern repeated in the same direction. Average return = the mean move across all analysed years. Past performance does not guarantee future results.
Explore SOXX seasonality in full
See the seasonal curve chart, filter by win rate and return, and track upcoming windows — free during beta.
SOXX seasonality FAQ
What has historically been the best month to buy SOXX stock?
Based on the last 10 years of price data, SOXX's strongest seasonal window starts in October: Oct 19 to Nov 8, which ended higher in 10 of 10 years (100% win rate) with an average return of +5.80%. Past seasonal patterns do not guarantee future performance.
What is SOXX's strongest seasonal pattern?
SOXX's highest-win-rate pattern in our data is the Oct 19 – Nov 8 window (20-day hold): up in 10 of the last 10 years with an average move of +5.80%.
When has SOXX historically performed worst?
SOXX's weakest recurring window has been Apr 1 to Apr 21, declining in 8 of 10 years with an average return of -3.12%.
How reliable are SOXX's seasonal patterns?
Each SOXX pattern is scored by its historical win rate — the share of the last 10 years it repeated in the same direction. SOXX currently shows 686 recurring windows (615 bullish, 71 bearish). Seasonality describes historical tendencies only; it is not a prediction, and past performance does not guarantee future results.
What is SOXX stock seasonality?
Stock seasonality is the tendency of a stock to perform in a similar way during the same period each year. By analysing iShares Semiconductor ETF's price history across many years, SeasonalityX identifies recurring calendar windows — exact start and end dates — where SOXX has repeatedly risen (bullish) or fallen (bearish). Each pattern is scored by its win rate and average return so you can judge how reliable and how strong it has been.
Seasonality is one input among many — it works best alongside your own research and risk management. Learn more in our guide to seasonal analysis and the tutorials.