W. R. Berkley Corporation (WRB) Seasonality
Recurring seasonal patterns for WRB — the calendar windows where W. R. Berkley 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.
WRB seasonality at a glance
Over the last 10 years, WRB's strongest seasonal window has been May 26 – Jun 5: it ended higher in 10 of 10 years (100% win rate) with an average return of +2.10% across a 10-day hold. On the weak side, WRB has historically declined between Jun 4 – Jun 14, falling in 8 of 10 years (average -1.89%).
In total, our analysis finds 570 recurring seasonal windows for W. R. Berkley Corporation — 507 bullish and 63 bearish. The next high-win-rate window, Oct 27 – Nov 16, opens tomorrow. These figures describe historical behaviour only — not a forecast.
WRB'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 11d ago | Sep 15 – Oct 15 | 30d | +1.56% | 80% | +3.92% |
| Completedended 13d ago | Oct 3 – Oct 13 | 10d | +1.14% | 90% | +6.63% |
| Active30d left | Oct 26 – Nov 25 | 30d | +3.80% | 80% | — |
| Upcomingtomorrow | Oct 27 – Nov 16 | 20d | +3.60% | 80% | — |
| Upcomingtomorrow | Oct 27 – Nov 26 | 30d | +4.82% | 90% | — |
| Upcomingin 2d | Oct 28 – Nov 27 | 30d | +4.90% | 80% | — |
| Upcomingin 3d | Oct 29 – Nov 8 | 10d | +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 WRB seasonality in full
See the seasonal curve chart, filter by win rate and return, and track upcoming windows — free during beta.
WRB seasonality FAQ
What has historically been the best month to buy WRB stock?
Based on the last 10 years of price data, WRB's strongest seasonal window starts in May: May 26 to Jun 5, which ended higher in 10 of 10 years (100% win rate) with an average return of +2.10%. Past seasonal patterns do not guarantee future performance.
What is WRB's strongest seasonal pattern?
WRB's highest-win-rate pattern in our data is the May 26 – Jun 5 window (10-day hold): up in 10 of the last 10 years with an average move of +2.10%.
When has WRB historically performed worst?
WRB's weakest recurring window has been Jun 4 to Jun 14, declining in 8 of 10 years with an average return of -1.89%.
How reliable are WRB's seasonal patterns?
Each WRB pattern is scored by its historical win rate — the share of the last 10 years it repeated in the same direction. WRB currently shows 570 recurring windows (507 bullish, 63 bearish). Seasonality describes historical tendencies only; it is not a prediction, and past performance does not guarantee future results.
What is WRB stock seasonality?
Seasonality is the tendency of a stock to perform in a similar way during the same period each year. By analysing W. R. Berkley Corporation's price history across many years, SeasonalityX identifies recurring calendar windows — exact start and end dates — where WRB 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.