Comfort Systems USA (FIX) Seasonality
Recurring seasonal patterns for FIX — the calendar windows where Comfort Systems USA 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.
FIX seasonality at a glance
Over the last 10 years, FIX's strongest seasonal window has been Oct 23 – Nov 22: it ended higher in 9 of 10 years (90% win rate) with an average return of +13.62% across a 30-day hold. On the weak side, FIX has historically declined between Dec 16 – Jan 5, falling in 10 of 10 years (average -3.09%).
In total, our analysis finds 820 recurring seasonal windows for Comfort Systems USA — 693 bullish and 127 bearish. The next high-win-rate window, Jul 29 – Aug 8, opens in 2 days. These figures describe historical behaviour only — not a forecast.
FIX'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 38d ago | May 20 – Jun 19 | 30d | +2.75% | 80% | +7.19% |
| Completedended 39d ago | May 19 – Jun 18 | 30d | +3.89% | 80% | +7.77% |
| Upcomingin 2d | Jul 29 – Aug 8 | 10d | +1.01% | 80% | — |
| Upcomingin 6d | Aug 2 – Aug 12 | 10d | +2.14% | 80% | — |
| Upcomingin 7d | Aug 3 – Sep 2 | 30d | +2.93% | 80% | — |
| Upcomingin 24d | Aug 20 – Aug 30 | 10d | +1.44% | 80% | — |
| Upcomingin 26d | Aug 22 – Sep 1 | 10d | +1.36% | 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 FIX seasonality in full
See the seasonal curve chart, filter by win rate and return, and track upcoming windows — free during beta.
FIX seasonality FAQ
What has historically been the best month to buy FIX stock?
Based on the last 10 years of price data, FIX's strongest seasonal window starts in October: Oct 23 to Nov 22, which ended higher in 9 of 10 years (90% win rate) with an average return of +13.62%. Past seasonal patterns do not guarantee future performance.
What is FIX's strongest seasonal pattern?
FIX's highest-win-rate pattern in our data is the Oct 23 – Nov 22 window (30-day hold): up in 9 of the last 10 years with an average move of +13.62%.
When has FIX historically performed worst?
FIX's weakest recurring window has been Dec 16 to Jan 5, declining in 10 of 10 years with an average return of -3.09%.
How reliable are FIX's seasonal patterns?
Each FIX pattern is scored by its historical win rate — the share of the last 10 years it repeated in the same direction. FIX currently shows 820 recurring windows (693 bullish, 127 bearish). Seasonality describes historical tendencies only; it is not a prediction, and past performance does not guarantee future results.
What is FIX stock seasonality?
Stock seasonality is the tendency of a stock to perform in a similar way during the same period each year. By analysing Comfort Systems USA's price history across many years, SeasonalityX identifies recurring calendar windows — exact start and end dates — where FIX 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.