Griffon Corporation (GFF) Seasonality
Recurring seasonal patterns for GFF — the calendar windows where Griffon Corporation 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.
GFF seasonality at a glance
Over the last 10 years, GFF'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 +4.69% across a 10-day hold. On the weak side, GFF has historically declined between Feb 24 – Mar 6, falling in 8 of 10 years (average -2.56%).
In total, our analysis finds 793 recurring seasonal windows for Griffon Corporation — 624 bullish and 169 bearish. The next high-win-rate window, Aug 23 – Sep 2, opens in 27 days. These figures describe historical behaviour only — not a forecast.
GFF'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 45d ago | May 23 – Jun 12 | 20d | +2.75% | 80% | +10.69% |
| Completedended 46d ago | May 22 – Jun 11 | 20d | +3.08% | 80% | +12.56% |
| Upcomingin 27d | Aug 23 – Sep 2 | 10d | +1.61% | 80% | — |
| Upcomingin 61d | Sep 26 – Oct 6 | 10d | +2.66% | 90% | — |
| Upcomingin 94d | Oct 29 – Nov 28 | 30d | +10.19% | 80% | — |
| Upcomingin 95d | Oct 30 – Nov 29 | 30d | +10.71% | 80% | — |
| Upcomingin 96d | Oct 31 – Nov 10 | 10d | +4.58% | 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 GFF seasonality in full
See the seasonal curve chart, filter by win rate and return, and track upcoming windows — free during beta.
GFF seasonality FAQ
What has historically been the best month to buy GFF stock?
Based on the last 10 years of price data, GFF'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 +4.69%. Past seasonal patterns do not guarantee future performance.
What is GFF's strongest seasonal pattern?
GFF'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 +4.69%.
When has GFF historically performed worst?
GFF's weakest recurring window has been Feb 24 to Mar 6, declining in 8 of 10 years with an average return of -2.56%.
How reliable are GFF's seasonal patterns?
Each GFF pattern is scored by its historical win rate — the share of the last 10 years it repeated in the same direction. GFF currently shows 793 recurring windows (624 bullish, 169 bearish). Seasonality describes historical tendencies only; it is not a prediction, and past performance does not guarantee future results.
What is GFF stock seasonality?
Stock seasonality is the tendency of a stock to perform in a similar way during the same period each year. By analysing Griffon Corporation's price history across many years, SeasonalityX identifies recurring calendar windows — exact start and end dates — where GFF 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.