Alphabet Inc. (Class A) (GOOGL) Seasonality
Recurring seasonal patterns for GOOGL — the calendar windows where Alphabet Inc. (Class A) 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.
GOOGL seasonality at a glance
Over the last 10 years, GOOGL's strongest seasonal window has been Jan 3 – Feb 2: it ended higher in 10 of 10 years (100% win rate) with an average return of +5.98% across a 30-day hold. On the weak side, GOOGL has historically declined between Dec 11 – Dec 31, falling in 7 of 9 years (average -1.17%).
In total, our analysis finds 734 recurring seasonal windows for Alphabet Inc. (Class A) — 643 bullish and 91 bearish. The next high-win-rate window, Aug 3 – Aug 13, opens in 7 days. These figures describe historical behaviour only — not a forecast.
GOOGL'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 9d ago | Jun 28 – Jul 18 | 20d | +4.17% | 80% | +2.78% |
| Completedended 10d ago | Jun 27 – Jul 17 | 20d | +4.33% | 80% | +2.78% |
| Upcomingin 7d | Aug 3 – Aug 13 | 10d | +1.38% | 80% | — |
| Upcomingin 27d | Aug 23 – Sep 2 | 10d | +1.48% | 80% | — |
| Upcomingin 52d | Sep 17 – Oct 17 | 30d | +1.68% | 80% | — |
| Upcomingin 56d | Sep 21 – Oct 21 | 30d | +2.13% | 80% | — |
| Upcomingin 58d | Sep 23 – Oct 23 | 30d | +2.42% | 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 GOOGL seasonality in full
See the seasonal curve chart, filter by win rate and return, and track upcoming windows — free during beta.
GOOGL seasonality FAQ
What has historically been the best month to buy GOOGL stock?
Based on the last 10 years of price data, GOOGL's strongest seasonal window starts in January: Jan 3 to Feb 2, which ended higher in 10 of 10 years (100% win rate) with an average return of +5.98%. Past seasonal patterns do not guarantee future performance.
What is GOOGL's strongest seasonal pattern?
GOOGL's highest-win-rate pattern in our data is the Jan 3 – Feb 2 window (30-day hold): up in 10 of the last 10 years with an average move of +5.98%.
When has GOOGL historically performed worst?
GOOGL's weakest recurring window has been Dec 11 to Dec 31, declining in 7 of 9 years with an average return of -1.17%.
How reliable are GOOGL's seasonal patterns?
Each GOOGL pattern is scored by its historical win rate — the share of the last 10 years it repeated in the same direction. GOOGL currently shows 734 recurring windows (643 bullish, 91 bearish). Seasonality describes historical tendencies only; it is not a prediction, and past performance does not guarantee future results.
What is GOOGL stock seasonality?
Stock seasonality is the tendency of a stock to perform in a similar way during the same period each year. By analysing Alphabet Inc. (Class A)'s price history across many years, SeasonalityX identifies recurring calendar windows — exact start and end dates — where GOOGL 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.