State Street Corporation (STT) Seasonality
Recurring seasonal patterns for STT — the calendar windows where State Street 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.
STT seasonality at a glance
Over the last 10 years, STT's strongest seasonal window has been Oct 31 – Nov 30: it ended higher in 9 of 10 years (90% win rate) with an average return of +7.51% across a 30-day hold. On the weak side, STT has historically declined between Jun 7 – Jun 17, falling in 9 of 10 years (average -4.55%).
In total, our analysis finds 721 recurring seasonal windows for State Street Corporation — 502 bullish and 219 bearish. The next high-win-rate window, Aug 18 – Aug 28, opens in 22 days. These figures describe historical behaviour only — not a forecast.
STT'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 3d ago | Jun 24 – Jul 24 | 30d | +4.49% | 90% | +9.63% |
| Completedended 9d ago | Jun 28 – Jul 18 | 20d | +3.97% | 90% | +9.10% |
| Upcomingin 22d | Aug 18 – Aug 28 | 10d | +1.38% | 80% | — |
| Upcomingin 24d | Aug 20 – Aug 30 | 10d | +2.31% | 80% | — |
| Upcomingin 24d | Aug 20 – Sep 9 | 20d | +1.66% | 90% | — |
| Upcomingin 25d | Aug 21 – Aug 31 | 10d | +1.97% | 90% | — |
| Upcomingin 25d | Aug 21 – Sep 10 | 20d | +2.22% | 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 STT seasonality in full
See the seasonal curve chart, filter by win rate and return, and track upcoming windows — free during beta.
STT seasonality FAQ
What has historically been the best month to buy STT stock?
Based on the last 10 years of price data, STT's strongest seasonal window starts in October: Oct 31 to Nov 30, which ended higher in 9 of 10 years (90% win rate) with an average return of +7.51%. Past seasonal patterns do not guarantee future performance.
What is STT's strongest seasonal pattern?
STT's highest-win-rate pattern in our data is the Oct 31 – Nov 30 window (30-day hold): up in 9 of the last 10 years with an average move of +7.51%.
When has STT historically performed worst?
STT's weakest recurring window has been Jun 7 to Jun 17, declining in 9 of 10 years with an average return of -4.55%.
How reliable are STT's seasonal patterns?
Each STT pattern is scored by its historical win rate — the share of the last 10 years it repeated in the same direction. STT currently shows 721 recurring windows (502 bullish, 219 bearish). Seasonality describes historical tendencies only; it is not a prediction, and past performance does not guarantee future results.
What is STT stock seasonality?
Stock seasonality is the tendency of a stock to perform in a similar way during the same period each year. By analysing State Street Corporation's price history across many years, SeasonalityX identifies recurring calendar windows — exact start and end dates — where STT 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.