Builders FirstSource (BLDR) Seasonality
Recurring seasonal patterns for BLDR — the calendar windows where Builders FirstSource 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.
BLDR seasonality at a glance
Over the last 10 years, BLDR's strongest seasonal window has been Oct 30 – Nov 29: it ended higher in 10 of 10 years (100% win rate) with an average return of +13.31% across a 30-day hold. On the weak side, BLDR has historically declined between Mar 3 – Mar 23, falling in 8 of 10 years (average -6.75%).
In total, our analysis finds 783 recurring seasonal windows for Builders FirstSource — 602 bullish and 181 bearish. The next high-win-rate window, Aug 2 – Sep 1, opens in 6 days. These figures describe historical behaviour only — not a forecast.
BLDR'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 105d ago | Apr 3 – Apr 13 | 10d | +3.64% | 80% | +10.63% |
| Completedended 116d ago | Mar 3 – Apr 2 | 30d | -4.56% | 80% | -18.81% |
| Upcomingin 6d | Aug 2 – Sep 1 | 30d | +5.92% | 80% | — |
| Upcomingin 7d | Aug 3 – Aug 13 | 10d | +4.28% | 80% | — |
| Upcomingin 7d | Aug 3 – Sep 2 | 30d | +4.51% | 80% | — |
| Upcomingin 22d | Aug 18 – Sep 7 | 20d | +2.38% | 80% | — |
| Upcomingin 23d | Aug 19 – Aug 29 | 10d | +2.78% | 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 BLDR seasonality in full
See the seasonal curve chart, filter by win rate and return, and track upcoming windows — free during beta.
BLDR seasonality FAQ
What has historically been the best month to buy BLDR stock?
Based on the last 10 years of price data, BLDR's strongest seasonal window starts in October: Oct 30 to Nov 29, which ended higher in 10 of 10 years (100% win rate) with an average return of +13.31%. Past seasonal patterns do not guarantee future performance.
What is BLDR's strongest seasonal pattern?
BLDR's highest-win-rate pattern in our data is the Oct 30 – Nov 29 window (30-day hold): up in 10 of the last 10 years with an average move of +13.31%.
When has BLDR historically performed worst?
BLDR's weakest recurring window has been Mar 3 to Mar 23, declining in 8 of 10 years with an average return of -6.75%.
How reliable are BLDR's seasonal patterns?
Each BLDR pattern is scored by its historical win rate — the share of the last 10 years it repeated in the same direction. BLDR currently shows 783 recurring windows (602 bullish, 181 bearish). Seasonality describes historical tendencies only; it is not a prediction, and past performance does not guarantee future results.
What is BLDR stock seasonality?
Stock seasonality is the tendency of a stock to perform in a similar way during the same period each year. By analysing Builders FirstSource's price history across many years, SeasonalityX identifies recurring calendar windows — exact start and end dates — where BLDR 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.