Haleon (HLN.L) Seasonality
Recurring seasonal patterns for HLN.L — the calendar windows where Haleon has historically tended to rise or fall, with the win rate (how often it repeated) and average return for each, based on the last 4 years of price history. Haleon has less than 10 years of trading history, so these patterns use all 4 available years.
HLN.L seasonality at a glance
Over the last 4 years, HLN.L's strongest seasonal window has been Jan 25 – Feb 24: it ended higher in 3 of 3 years (100% win rate) with an average return of +5.24% across a 30-day hold. On the weak side, HLN.L has historically declined between Jun 7 – Jul 7, falling in 3 of 3 years (average -5.05%).
In total, our analysis finds 699 recurring seasonal windows for Haleon — 438 bullish and 261 bearish. The next high-win-rate window, Oct 28 – Nov 27, opens in 2 days. These figures describe historical behaviour only — not a forecast.
HLN.L'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 58d ago | Aug 19 – Aug 29 | 10d | +1.90% | 100% | +2.88% |
| Completedended 60d ago | Aug 17 – Aug 27 | 10d | +1.42% | 100% | +5.51% |
| Active30d left | Oct 26 – Nov 25 | 30d | +4.25% | 100% | — |
| Upcomingin 2d | Oct 28 – Nov 27 | 30d | +4.88% | 100% | — |
| Upcomingin 3d | Oct 29 – Nov 28 | 30d | +4.79% | 100% | — |
| Upcomingin 4d | Oct 30 – Nov 29 | 30d | +3.32% | 100% | — |
| Upcomingin 5d | Oct 31 – Nov 30 | 30d | +2.86% | 100% | — |
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 HLN.L seasonality in full
See the seasonal curve chart, filter by win rate and return, and track upcoming windows — free during beta.
HLN.L seasonality FAQ
What has historically been the best month to buy HLN.L stock?
Based on the last 4 years of price data, HLN.L's strongest seasonal window starts in January: Jan 25 to Feb 24, which ended higher in 3 of 3 years (100% win rate) with an average return of +5.24%. Past seasonal patterns do not guarantee future performance.
What is HLN.L's strongest seasonal pattern?
HLN.L's highest-win-rate pattern in our data is the Jan 25 – Feb 24 window (30-day hold): up in 3 of the last 3 years with an average move of +5.24%.
When has HLN.L historically performed worst?
HLN.L's weakest recurring window has been Jun 7 to Jul 7, declining in 3 of 3 years with an average return of -5.05%.
How reliable are HLN.L's seasonal patterns?
Each HLN.L pattern is scored by its historical win rate — the share of the last 4 years it repeated in the same direction. HLN.L currently shows 699 recurring windows (438 bullish, 261 bearish). Seasonality describes historical tendencies only; it is not a prediction, and past performance does not guarantee future results.
What is HLN.L stock seasonality?
Seasonality is the tendency of a stock to perform in a similar way during the same period each year. By analysing Haleon's price history across many years, SeasonalityX identifies recurring calendar windows — exact start and end dates — where HLN.L 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.