KeyCorp (KEY) Seasonality
Recurring seasonal patterns for KEY — the calendar windows where KeyCorp 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.
KEY seasonality at a glance
Over the last 10 years, KEY's strongest seasonal window has been Oct 19 – Nov 18: it ended higher in 10 of 10 years (100% win rate) with an average return of +10.64% across a 30-day hold. On the weak side, KEY has historically declined between Mar 11 – Apr 10, falling in 10 of 10 years (average -7.22%).
In total, our analysis finds 778 recurring seasonal windows for KeyCorp — 557 bullish and 221 bearish. The next high-win-rate window, Aug 15 – Sep 14, opens in 19 days. These figures describe historical behaviour only — not a forecast.
KEY'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 8d ago | Jun 19 – Jul 19 | 30d | +3.57% | 80% | +4.25% |
| Completedended 11d ago | Jun 26 – Jul 16 | 20d | +3.63% | 80% | +3.14% |
| Upcomingin 19d | Aug 15 – Sep 14 | 30d | +2.48% | 80% | — |
| Upcomingin 21d | Aug 17 – Sep 16 | 30d | +2.35% | 80% | — |
| Upcomingin 22d | Aug 18 – Sep 17 | 30d | +2.53% | 80% | — |
| Upcomingin 23d | Aug 19 – Sep 18 | 30d | +2.56% | 80% | — |
| Upcomingin 24d | Aug 20 – Sep 19 | 30d | +3.22% | 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 KEY seasonality in full
See the seasonal curve chart, filter by win rate and return, and track upcoming windows — free during beta.
KEY seasonality FAQ
What has historically been the best month to buy KEY stock?
Based on the last 10 years of price data, KEY's strongest seasonal window starts in October: Oct 19 to Nov 18, which ended higher in 10 of 10 years (100% win rate) with an average return of +10.64%. Past seasonal patterns do not guarantee future performance.
What is KEY's strongest seasonal pattern?
KEY's highest-win-rate pattern in our data is the Oct 19 – Nov 18 window (30-day hold): up in 10 of the last 10 years with an average move of +10.64%.
When has KEY historically performed worst?
KEY's weakest recurring window has been Mar 11 to Apr 10, declining in 10 of 10 years with an average return of -7.22%.
How reliable are KEY's seasonal patterns?
Each KEY pattern is scored by its historical win rate — the share of the last 10 years it repeated in the same direction. KEY currently shows 778 recurring windows (557 bullish, 221 bearish). Seasonality describes historical tendencies only; it is not a prediction, and past performance does not guarantee future results.
What is KEY stock seasonality?
Stock seasonality is the tendency of a stock to perform in a similar way during the same period each year. By analysing KeyCorp's price history across many years, SeasonalityX identifies recurring calendar windows — exact start and end dates — where KEY 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.