Williams Companies (WMB) Seasonality
Recurring seasonal patterns for WMB — the calendar windows where Williams Companies 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.
WMB seasonality at a glance
Over the last 10 years, WMB's strongest seasonal window has been Mar 30 – Apr 29: it ended higher in 9 of 10 years (90% win rate) with an average return of +8.14% across a 30-day hold. On the weak side, WMB has historically declined between Oct 22 – Nov 1, falling in 9 of 10 years (average -1.94%).
In total, our analysis finds 732 recurring seasonal windows for Williams Companies — 545 bullish and 187 bearish. The next high-win-rate window, Aug 15 – Sep 14, opens in 19 days. These figures describe historical behaviour only — not a forecast.
WMB'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 7d ago | Jun 20 – Jul 20 | 30d | +4.52% | 80% | +1.42% |
| Completedended 8d ago | Jun 19 – Jul 19 | 30d | +4.82% | 90% | +0.36% |
| Upcomingin 19d | Aug 15 – Sep 14 | 30d | +2.56% | 80% | — |
| Upcomingin 30d | Aug 26 – Sep 15 | 20d | +2.41% | 80% | — |
| Upcomingin 31d | Aug 27 – Sep 16 | 20d | +2.03% | 80% | — |
| Upcomingin 33d | Aug 29 – Sep 18 | 20d | +1.56% | 80% | — |
| Upcomingin 35d | Aug 31 – Sep 20 | 20d | +1.84% | 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 WMB seasonality in full
See the seasonal curve chart, filter by win rate and return, and track upcoming windows — free during beta.
WMB seasonality FAQ
What has historically been the best month to buy WMB stock?
Based on the last 10 years of price data, WMB's strongest seasonal window starts in March: Mar 30 to Apr 29, which ended higher in 9 of 10 years (90% win rate) with an average return of +8.14%. Past seasonal patterns do not guarantee future performance.
What is WMB's strongest seasonal pattern?
WMB's highest-win-rate pattern in our data is the Mar 30 – Apr 29 window (30-day hold): up in 9 of the last 10 years with an average move of +8.14%.
When has WMB historically performed worst?
WMB's weakest recurring window has been Oct 22 to Nov 1, declining in 9 of 10 years with an average return of -1.94%.
How reliable are WMB's seasonal patterns?
Each WMB pattern is scored by its historical win rate — the share of the last 10 years it repeated in the same direction. WMB currently shows 732 recurring windows (545 bullish, 187 bearish). Seasonality describes historical tendencies only; it is not a prediction, and past performance does not guarantee future results.
What is WMB stock seasonality?
Stock seasonality is the tendency of a stock to perform in a similar way during the same period each year. By analysing Williams Companies's price history across many years, SeasonalityX identifies recurring calendar windows — exact start and end dates — where WMB 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.