Sunrun (RUN) Seasonality
Recurring seasonal patterns for RUN — the calendar windows where Sunrun 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.
RUN seasonality at a glance
Over the last 10 years, RUN's strongest seasonal window has been May 29 – Jun 8: it ended higher in 10 of 10 years (100% win rate) with an average return of +9.12% across a 10-day hold. On the weak side, RUN has historically declined between Oct 15 – Oct 25, falling in 9 of 10 years (average -5.56%).
In total, our analysis finds 921 recurring seasonal windows for Sunrun — 589 bullish and 332 bearish. The next high-win-rate window, Aug 17 – Sep 16, opens in 21 days. These figures describe historical behaviour only — not a forecast.
RUN'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 12d ago | Jun 15 – Jul 15 | 30d | +16.87% | 80% | +2.41% |
| Completedended 39d ago | May 19 – Jun 18 | 30d | +10.25% | 80% | +2.66% |
| Upcomingin 21d | Aug 17 – Sep 16 | 30d | +5.93% | 80% | — |
| Upcomingin 29d | Aug 25 – Sep 24 | 30d | -3.58% | 80% | — |
| Upcomingin 39d | Sep 4 – Sep 24 | 20d | -2.25% | 80% | — |
| Upcomingin 40d | Sep 5 – Sep 25 | 20d | -2.06% | 80% | — |
| Upcomingin 62d | Sep 27 – Oct 27 | 30d | -8.32% | 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 RUN seasonality in full
See the seasonal curve chart, filter by win rate and return, and track upcoming windows — free during beta.
RUN seasonality FAQ
What has historically been the best month to buy RUN stock?
Based on the last 10 years of price data, RUN's strongest seasonal window starts in May: May 29 to Jun 8, which ended higher in 10 of 10 years (100% win rate) with an average return of +9.12%. Past seasonal patterns do not guarantee future performance.
What is RUN's strongest seasonal pattern?
RUN's highest-win-rate pattern in our data is the May 29 – Jun 8 window (10-day hold): up in 10 of the last 10 years with an average move of +9.12%.
When has RUN historically performed worst?
RUN's weakest recurring window has been Oct 15 to Oct 25, declining in 9 of 10 years with an average return of -5.56%.
How reliable are RUN's seasonal patterns?
Each RUN pattern is scored by its historical win rate — the share of the last 10 years it repeated in the same direction. RUN currently shows 921 recurring windows (589 bullish, 332 bearish). Seasonality describes historical tendencies only; it is not a prediction, and past performance does not guarantee future results.
What is RUN stock seasonality?
Stock seasonality is the tendency of a stock to perform in a similar way during the same period each year. By analysing Sunrun's price history across many years, SeasonalityX identifies recurring calendar windows — exact start and end dates — where RUN 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.