Onto Innovation (ONTO) Seasonality
Recurring seasonal patterns for ONTO — the calendar windows where Onto Innovation has historically tended to rise or fall, with the win rate (how often it repeated) and average return for each, based on the last 7 years of price history. Onto Innovation has less than 10 years of trading history, so these patterns use all 7 available years.
ONTO seasonality at a glance
Over the last 7 years, ONTO's strongest seasonal window has been Dec 20 – Jan 19: it ended higher in 6 of 6 years (100% win rate) with an average return of +13.90% across a 30-day hold. On the weak side, ONTO has historically declined between Mar 2 – Mar 12, falling in 6 of 6 years (average -8.35%).
In total, our analysis finds 901 recurring seasonal windows for Onto Innovation — 646 bullish and 255 bearish. The next high-win-rate window, Oct 27 – Nov 26, opens tomorrow. These figures describe historical behaviour only — not a forecast.
ONTO'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 7d ago | Oct 9 – Oct 19 | 10d | -3.67% | 83% | -23.17% |
| Completedended 10d ago | Oct 6 – Oct 16 | 10d | -3.59% | 83% | -29.65% |
| Active10d left | Oct 26 – Nov 5 | 10d | +5.85% | 83% | — |
| Active30d left | Oct 26 – Nov 25 | 30d | +13.14% | 83% | — |
| Upcomingtomorrow | Oct 27 – Nov 26 | 30d | +14.26% | 83% | — |
| Upcomingin 2d | Oct 28 – Nov 7 | 10d | +7.99% | 83% | — |
| Upcomingin 3d | Oct 29 – Nov 8 | 10d | +5.43% | 83% | — |
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 ONTO seasonality in full
See the seasonal curve chart, filter by win rate and return, and track upcoming windows — free during beta.
ONTO seasonality FAQ
What has historically been the best month to buy ONTO stock?
Based on the last 7 years of price data, ONTO's strongest seasonal window starts in December: Dec 20 to Jan 19, which ended higher in 6 of 6 years (100% win rate) with an average return of +13.90%. Past seasonal patterns do not guarantee future performance.
What is ONTO's strongest seasonal pattern?
ONTO's highest-win-rate pattern in our data is the Dec 20 – Jan 19 window (30-day hold): up in 6 of the last 6 years with an average move of +13.90%.
When has ONTO historically performed worst?
ONTO's weakest recurring window has been Mar 2 to Mar 12, declining in 6 of 6 years with an average return of -8.35%.
How reliable are ONTO's seasonal patterns?
Each ONTO pattern is scored by its historical win rate — the share of the last 7 years it repeated in the same direction. ONTO currently shows 901 recurring windows (646 bullish, 255 bearish). Seasonality describes historical tendencies only; it is not a prediction, and past performance does not guarantee future results.
What is ONTO stock seasonality?
Seasonality is the tendency of a stock to perform in a similar way during the same period each year. By analysing Onto Innovation's price history across many years, SeasonalityX identifies recurring calendar windows — exact start and end dates — where ONTO 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.