Boston Beer Company (SAM) Seasonality
Recurring seasonal patterns for SAM — the calendar windows where Boston Beer Company 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.
SAM seasonality at a glance
Over the last 10 years, SAM's strongest seasonal window has been Oct 14 – Oct 24: it ended higher in 9 of 10 years (90% win rate) with an average return of +6.12% across a 10-day hold. On the weak side, SAM has historically declined between Dec 27 – Jan 6, falling in 10 of 10 years (average -3.15%).
In total, our analysis finds 771 recurring seasonal windows for Boston Beer Company — 466 bullish and 305 bearish. The next high-win-rate window, Sep 12 – Sep 22, opens tomorrow. These figures describe historical behaviour only — not a forecast.
SAM'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 | Aug 24 – Sep 3 | 10d | -3.15% | 80% | -9.32% |
| Completedended 22d ago | Jul 21 – Aug 20 | 30d | +5.88% | 80% | +11.60% |
| Upcomingtomorrow | Sep 12 – Sep 22 | 10d | -3.90% | 90% | — |
| Upcomingin 11d | Sep 22 – Oct 22 | 30d | +6.62% | 80% | — |
| Upcomingin 13d | Sep 24 – Oct 4 | 10d | +2.85% | 80% | — |
| Upcomingin 13d | Sep 24 – Oct 24 | 30d | +9.86% | 80% | — |
| Upcomingin 15d | Sep 26 – Oct 6 | 10d | +1.75% | 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 SAM seasonality in full
See the seasonal curve chart, filter by win rate and return, and track upcoming windows — free during beta.
SAM seasonality FAQ
What has historically been the best month to buy SAM stock?
Based on the last 10 years of price data, SAM's strongest seasonal window starts in October: Oct 14 to Oct 24, which ended higher in 9 of 10 years (90% win rate) with an average return of +6.12%. Past seasonal patterns do not guarantee future performance.
What is SAM's strongest seasonal pattern?
SAM's highest-win-rate pattern in our data is the Oct 14 – Oct 24 window (10-day hold): up in 9 of the last 10 years with an average move of +6.12%.
When has SAM historically performed worst?
SAM's weakest recurring window has been Dec 27 to Jan 6, declining in 10 of 10 years with an average return of -3.15%.
How reliable are SAM's seasonal patterns?
Each SAM pattern is scored by its historical win rate — the share of the last 10 years it repeated in the same direction. SAM currently shows 771 recurring windows (466 bullish, 305 bearish). Seasonality describes historical tendencies only; it is not a prediction, and past performance does not guarantee future results.
What is SAM stock seasonality?
Seasonality is the tendency of a stock to perform in a similar way during the same period each year. By analysing Boston Beer Company's price history across many years, SeasonalityX identifies recurring calendar windows — exact start and end dates — where SAM 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.