Ultra Clean Holdings, Inc. (UCTT) Seasonality
Recurring seasonal patterns for UCTT — the calendar windows where Ultra Clean Holdings, Inc. 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.
UCTT seasonality at a glance
Over the last 10 years, UCTT's strongest seasonal window has been Apr 30 – May 30: it ended higher in 10 of 10 years (100% win rate) with an average return of +10.37% across a 30-day hold. On the weak side, UCTT has historically declined between Aug 1 – Aug 11, falling in 10 of 10 years (average -6.04%).
In total, our analysis finds 914 recurring seasonal windows for Ultra Clean Holdings, Inc. — 639 bullish and 275 bearish. The next high-win-rate window, Jul 28 – Aug 17, opens tomorrow. These figures describe historical behaviour only — not a forecast.
UCTT'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 35d ago | May 23 – Jun 22 | 30d | +2.75% | 80% | +46.58% |
| Completedended 46d ago | May 22 – Jun 11 | 20d | +5.21% | 90% | +24.78% |
| Active20d left | Jul 27 – Aug 16 | 20d | -5.61% | 80% | — |
| Active30d left | Jul 27 – Aug 26 | 30d | -6.48% | 80% | — |
| Upcomingtomorrow | Jul 28 – Aug 17 | 20d | -6.39% | 80% | — |
| Upcomingin 2d | Jul 29 – Aug 18 | 20d | -6.03% | 80% | — |
| Upcomingin 3d | Jul 30 – Aug 9 | 10d | -6.48% | 90% | — |
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 UCTT seasonality in full
See the seasonal curve chart, filter by win rate and return, and track upcoming windows — free during beta.
UCTT seasonality FAQ
What has historically been the best month to buy UCTT stock?
Based on the last 10 years of price data, UCTT's strongest seasonal window starts in April: Apr 30 to May 30, which ended higher in 10 of 10 years (100% win rate) with an average return of +10.37%. Past seasonal patterns do not guarantee future performance.
What is UCTT's strongest seasonal pattern?
UCTT's highest-win-rate pattern in our data is the Apr 30 – May 30 window (30-day hold): up in 10 of the last 10 years with an average move of +10.37%.
When has UCTT historically performed worst?
UCTT's weakest recurring window has been Aug 1 to Aug 11, declining in 10 of 10 years with an average return of -6.04%.
How reliable are UCTT's seasonal patterns?
Each UCTT pattern is scored by its historical win rate — the share of the last 10 years it repeated in the same direction. UCTT currently shows 914 recurring windows (639 bullish, 275 bearish). Seasonality describes historical tendencies only; it is not a prediction, and past performance does not guarantee future results.
What is UCTT stock seasonality?
Stock seasonality is the tendency of a stock to perform in a similar way during the same period each year. By analysing Ultra Clean Holdings, Inc.'s price history across many years, SeasonalityX identifies recurring calendar windows — exact start and end dates — where UCTT 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.