Alpha and Omega Semiconductor, Ltd. (AOSL) Seasonality
Recurring seasonal patterns for AOSL — the calendar windows where Alpha and Omega Semiconductor, Ltd. 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.
AOSL seasonality at a glance
Over the last 10 years, AOSL's strongest seasonal window has been Apr 27 – May 27: it ended higher in 9 of 10 years (90% win rate) with an average return of +7.12% across a 30-day hold. On the weak side, AOSL has historically declined between Feb 15 – Mar 17, falling in 9 of 10 years (average -8.42%).
In total, our analysis finds 864 recurring seasonal windows for Alpha and Omega Semiconductor, Ltd. — 588 bullish and 276 bearish. The next high-win-rate window, Aug 2 – Aug 12, opens in 6 days. These figures describe historical behaviour only — not a forecast.
AOSL'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 46d ago | May 12 – Jun 11 | 30d | +5.13% | 80% | +14.87% |
| Completedended 48d ago | May 10 – Jun 9 | 30d | +5.68% | 90% | +8.26% |
| Upcomingin 6d | Aug 2 – Aug 12 | 10d | +10.27% | 80% | — |
| Upcomingin 7d | Aug 3 – Aug 13 | 10d | +11.10% | 80% | — |
| Upcomingin 8d | Aug 4 – Aug 14 | 10d | +9.27% | 80% | — |
| Upcomingin 9d | Aug 5 – Aug 15 | 10d | +9.18% | 80% | — |
| Upcomingin 9d | Aug 5 – Aug 25 | 20d | +11.46% | 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 AOSL seasonality in full
See the seasonal curve chart, filter by win rate and return, and track upcoming windows — free during beta.
AOSL seasonality FAQ
What has historically been the best month to buy AOSL stock?
Based on the last 10 years of price data, AOSL's strongest seasonal window starts in April: Apr 27 to May 27, which ended higher in 9 of 10 years (90% win rate) with an average return of +7.12%. Past seasonal patterns do not guarantee future performance.
What is AOSL's strongest seasonal pattern?
AOSL's highest-win-rate pattern in our data is the Apr 27 – May 27 window (30-day hold): up in 9 of the last 10 years with an average move of +7.12%.
When has AOSL historically performed worst?
AOSL's weakest recurring window has been Feb 15 to Mar 17, declining in 9 of 10 years with an average return of -8.42%.
How reliable are AOSL's seasonal patterns?
Each AOSL pattern is scored by its historical win rate — the share of the last 10 years it repeated in the same direction. AOSL currently shows 864 recurring windows (588 bullish, 276 bearish). Seasonality describes historical tendencies only; it is not a prediction, and past performance does not guarantee future results.
What is AOSL stock seasonality?
Stock seasonality is the tendency of a stock to perform in a similar way during the same period each year. By analysing Alpha and Omega Semiconductor, Ltd.'s price history across many years, SeasonalityX identifies recurring calendar windows — exact start and end dates — where AOSL 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.