Olin Corporation (OLN) Seasonality
Recurring seasonal patterns for OLN — the calendar windows where Olin 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.
OLN seasonality at a glance
Over the last 10 years, OLN's strongest seasonal window has been Oct 31 – Nov 10: it ended higher in 9 of 10 years (90% win rate) with an average return of +7.82% across a 10-day hold. On the weak side, OLN has historically declined between Jun 10 – Jun 20, falling in 10 of 10 years (average -7.52%).
In total, our analysis finds 805 recurring seasonal windows for Olin Corporation — 519 bullish and 286 bearish. The next high-win-rate window, Sep 21 – Oct 11, opens in 10 days. These figures describe historical behaviour only — not a forecast.
OLN'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 24d ago | Jul 29 – Aug 18 | 20d | -2.59% | 80% | -16.72% |
| Completedended 53d ago | Jun 30 – Jul 20 | 20d | +1.49% | 80% | +11.91% |
| Upcomingin 10d | Sep 21 – Oct 11 | 20d | +3.69% | 80% | — |
| Upcomingin 11d | Sep 22 – Oct 12 | 20d | +4.21% | 80% | — |
| Upcomingin 12d | Sep 23 – Oct 13 | 20d | +5.26% | 80% | — |
| Upcomingin 13d | Sep 24 – Oct 14 | 20d | +6.42% | 80% | — |
| Upcomingin 14d | Sep 25 – Oct 5 | 10d | +4.29% | 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 OLN seasonality in full
See the seasonal curve chart, filter by win rate and return, and track upcoming windows — free during beta.
OLN seasonality FAQ
What has historically been the best month to buy OLN stock?
Based on the last 10 years of price data, OLN's strongest seasonal window starts in October: Oct 31 to Nov 10, which ended higher in 9 of 10 years (90% win rate) with an average return of +7.82%. Past seasonal patterns do not guarantee future performance.
What is OLN's strongest seasonal pattern?
OLN's highest-win-rate pattern in our data is the Oct 31 – Nov 10 window (10-day hold): up in 9 of the last 10 years with an average move of +7.82%.
When has OLN historically performed worst?
OLN's weakest recurring window has been Jun 10 to Jun 20, declining in 10 of 10 years with an average return of -7.52%.
How reliable are OLN's seasonal patterns?
Each OLN pattern is scored by its historical win rate — the share of the last 10 years it repeated in the same direction. OLN currently shows 805 recurring windows (519 bullish, 286 bearish). Seasonality describes historical tendencies only; it is not a prediction, and past performance does not guarantee future results.
What is OLN stock seasonality?
Seasonality is the tendency of a stock to perform in a similar way during the same period each year. By analysing Olin Corporation's price history across many years, SeasonalityX identifies recurring calendar windows — exact start and end dates — where OLN 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.