Iridium Communications (IRDM) Seasonality
Recurring seasonal patterns for IRDM — the calendar windows where Iridium Communications 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.
IRDM seasonality at a glance
Over the last 10 years, IRDM's strongest seasonal window has been Jun 22 – Jul 22: it ended higher in 10 of 10 years (100% win rate) with an average return of +5.49% across a 30-day hold. On the weak side, IRDM has historically declined between Sep 1 – Sep 21, falling in 9 of 10 years (average -5.84%).
In total, our analysis finds 809 recurring seasonal windows for Iridium Communications — 543 bullish and 266 bearish. The next high-win-rate window, Jul 28 – Aug 27, opens tomorrow. These figures describe historical behaviour only — not a forecast.
IRDM'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 4d ago | Jun 23 – Jul 23 | 30d | +6.27% | 90% | +7.88% |
| Completedended 5d ago | Jun 22 – Jul 22 | 30d | +5.49% | 100% | +8.22% |
| Upcomingtomorrow | Jul 28 – Aug 27 | 30d | -3.28% | 80% | — |
| Upcomingin 21d | Aug 17 – Sep 6 | 20d | +2.32% | 80% | — |
| Upcomingin 25d | Aug 21 – Sep 10 | 20d | -2.74% | 80% | — |
| Upcomingin 26d | Aug 22 – Sep 21 | 30d | -3.97% | 80% | — |
| Upcomingin 35d | Aug 31 – Sep 30 | 30d | -4.73% | 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 IRDM seasonality in full
See the seasonal curve chart, filter by win rate and return, and track upcoming windows — free during beta.
IRDM seasonality FAQ
What has historically been the best month to buy IRDM stock?
Based on the last 10 years of price data, IRDM's strongest seasonal window starts in June: Jun 22 to Jul 22, which ended higher in 10 of 10 years (100% win rate) with an average return of +5.49%. Past seasonal patterns do not guarantee future performance.
What is IRDM's strongest seasonal pattern?
IRDM's highest-win-rate pattern in our data is the Jun 22 – Jul 22 window (30-day hold): up in 10 of the last 10 years with an average move of +5.49%.
When has IRDM historically performed worst?
IRDM's weakest recurring window has been Sep 1 to Sep 21, declining in 9 of 10 years with an average return of -5.84%.
How reliable are IRDM's seasonal patterns?
Each IRDM pattern is scored by its historical win rate — the share of the last 10 years it repeated in the same direction. IRDM currently shows 809 recurring windows (543 bullish, 266 bearish). Seasonality describes historical tendencies only; it is not a prediction, and past performance does not guarantee future results.
What is IRDM stock seasonality?
Stock seasonality is the tendency of a stock to perform in a similar way during the same period each year. By analysing Iridium Communications's price history across many years, SeasonalityX identifies recurring calendar windows — exact start and end dates — where IRDM 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.