Enphase Energy (ENPH) Seasonality
Recurring seasonal patterns for ENPH — the calendar windows where Enphase Energy 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.
ENPH seasonality at a glance
Over the last 10 years, ENPH's strongest seasonal window has been Jan 30 – Mar 1: it ended higher in 9 of 10 years (90% win rate) with an average return of +21.12% across a 30-day hold. On the weak side, ENPH has historically declined between Aug 25 – Sep 24, falling in 9 of 10 years (average -5.97%).
In total, our analysis finds 911 recurring seasonal windows for Enphase Energy — 686 bullish and 225 bearish. The next high-win-rate window, Aug 22 – Sep 11, opens in 26 days. These figures describe historical behaviour only — not a forecast.
ENPH'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 39d ago | May 19 – Jun 18 | 30d | +6.21% | 80% | +11.80% |
| Completedended 43d ago | May 15 – Jun 14 | 30d | +8.34% | 80% | +3.21% |
| Upcomingin 26d | Aug 22 – Sep 11 | 20d | -1.08% | 80% | — |
| Upcomingin 27d | Aug 23 – Sep 12 | 20d | -4.08% | 80% | — |
| Upcomingin 28d | Aug 24 – Sep 13 | 20d | -4.38% | 80% | — |
| Upcomingin 28d | Aug 24 – Sep 23 | 30d | -3.60% | 90% | — |
| Upcomingin 29d | Aug 25 – Sep 14 | 20d | -4.50% | 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 ENPH seasonality in full
See the seasonal curve chart, filter by win rate and return, and track upcoming windows — free during beta.
ENPH seasonality FAQ
What has historically been the best month to buy ENPH stock?
Based on the last 10 years of price data, ENPH's strongest seasonal window starts in January: Jan 30 to Mar 1, which ended higher in 9 of 10 years (90% win rate) with an average return of +21.12%. Past seasonal patterns do not guarantee future performance.
What is ENPH's strongest seasonal pattern?
ENPH's highest-win-rate pattern in our data is the Jan 30 – Mar 1 window (30-day hold): up in 9 of the last 10 years with an average move of +21.12%.
When has ENPH historically performed worst?
ENPH's weakest recurring window has been Aug 25 to Sep 24, declining in 9 of 10 years with an average return of -5.97%.
How reliable are ENPH's seasonal patterns?
Each ENPH pattern is scored by its historical win rate — the share of the last 10 years it repeated in the same direction. ENPH currently shows 911 recurring windows (686 bullish, 225 bearish). Seasonality describes historical tendencies only; it is not a prediction, and past performance does not guarantee future results.
What is ENPH stock seasonality?
Stock seasonality is the tendency of a stock to perform in a similar way during the same period each year. By analysing Enphase Energy's price history across many years, SeasonalityX identifies recurring calendar windows — exact start and end dates — where ENPH 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.