Penumbra, Inc. (PEN) Seasonality
Recurring seasonal patterns for PEN — the calendar windows where Penumbra, 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.
PEN seasonality at a glance
Over the last 10 years, PEN's strongest seasonal window has been Feb 6 – Feb 16: it ended higher in 10 of 10 years (100% win rate) with an average return of +4.76% across a 10-day hold. On the weak side, PEN has historically declined between Sep 15 – Sep 25, falling in 9 of 10 years (average -3.20%).
In total, our analysis finds 823 recurring seasonal windows for Penumbra, Inc. — 599 bullish and 224 bearish. The next high-win-rate window, Oct 27 – Nov 6, opens tomorrow. These figures describe historical behaviour only — not a forecast.
PEN'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 3d ago | Oct 13 – Oct 23 | 10d | +2.85% | 90% | +1.37% |
| Completedended 8d ago | Oct 8 – Oct 18 | 10d | +1.69% | 80% | +1.05% |
| Upcomingtomorrow | Oct 27 – Nov 6 | 10d | +3.72% | 80% | — |
| Upcomingtomorrow | Oct 27 – Nov 16 | 20d | +7.77% | 80% | — |
| Upcomingin 2d | Oct 28 – Nov 7 | 10d | +6.17% | 90% | — |
| Upcomingin 2d | Oct 28 – Nov 17 | 20d | +8.40% | 80% | — |
| Upcomingin 7d | Nov 2 – Nov 22 | 20d | +7.72% | 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 PEN seasonality in full
See the seasonal curve chart, filter by win rate and return, and track upcoming windows — free during beta.
PEN seasonality FAQ
What has historically been the best month to buy PEN stock?
Based on the last 10 years of price data, PEN's strongest seasonal window starts in February: Feb 6 to Feb 16, which ended higher in 10 of 10 years (100% win rate) with an average return of +4.76%. Past seasonal patterns do not guarantee future performance.
What is PEN's strongest seasonal pattern?
PEN's highest-win-rate pattern in our data is the Feb 6 – Feb 16 window (10-day hold): up in 10 of the last 10 years with an average move of +4.76%.
When has PEN historically performed worst?
PEN's weakest recurring window has been Sep 15 to Sep 25, declining in 9 of 10 years with an average return of -3.20%.
How reliable are PEN's seasonal patterns?
Each PEN pattern is scored by its historical win rate — the share of the last 10 years it repeated in the same direction. PEN currently shows 823 recurring windows (599 bullish, 224 bearish). Seasonality describes historical tendencies only; it is not a prediction, and past performance does not guarantee future results.
What is PEN stock seasonality?
Seasonality is the tendency of a stock to perform in a similar way during the same period each year. By analysing Penumbra, Inc.'s price history across many years, SeasonalityX identifies recurring calendar windows — exact start and end dates — where PEN 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.