Interactive Brokers (IBKR) Seasonality
Recurring seasonal patterns for IBKR — the calendar windows where Interactive Brokers 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.
IBKR seasonality at a glance
Over the last 10 years, IBKR's strongest seasonal window has been Jan 28 – Feb 17: it ended higher in 10 of 10 years (100% win rate) with an average return of +10.13% across a 20-day hold. On the weak side, IBKR has historically declined between Feb 25 – Mar 27, falling in 8 of 10 years (average -6.08%).
In total, our analysis finds 801 recurring seasonal windows for Interactive Brokers — 625 bullish and 176 bearish. The next high-win-rate window, Jul 28 – Aug 27, opens tomorrow. These figures describe historical behaviour only — not a forecast.
IBKR'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 49d ago | May 19 – Jun 8 | 20d | +3.81% | 80% | +4.78% |
| Completedended 55d ago | May 23 – Jun 2 | 10d | +2.36% | 80% | +9.17% |
| Upcomingtomorrow | Jul 28 – Aug 27 | 30d | +2.36% | 80% | — |
| Upcomingin 2d | Jul 29 – Aug 28 | 30d | +2.27% | 80% | — |
| Upcomingin 3d | Jul 30 – Aug 29 | 30d | +2.47% | 80% | — |
| Upcomingin 4d | Jul 31 – Aug 20 | 20d | +1.17% | 80% | — |
| Upcomingin 4d | Jul 31 – Aug 30 | 30d | +2.55% | 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 IBKR seasonality in full
See the seasonal curve chart, filter by win rate and return, and track upcoming windows — free during beta.
IBKR seasonality FAQ
What has historically been the best month to buy IBKR stock?
Based on the last 10 years of price data, IBKR's strongest seasonal window starts in January: Jan 28 to Feb 17, which ended higher in 10 of 10 years (100% win rate) with an average return of +10.13%. Past seasonal patterns do not guarantee future performance.
What is IBKR's strongest seasonal pattern?
IBKR's highest-win-rate pattern in our data is the Jan 28 – Feb 17 window (20-day hold): up in 10 of the last 10 years with an average move of +10.13%.
When has IBKR historically performed worst?
IBKR's weakest recurring window has been Feb 25 to Mar 27, declining in 8 of 10 years with an average return of -6.08%.
How reliable are IBKR's seasonal patterns?
Each IBKR pattern is scored by its historical win rate — the share of the last 10 years it repeated in the same direction. IBKR currently shows 801 recurring windows (625 bullish, 176 bearish). Seasonality describes historical tendencies only; it is not a prediction, and past performance does not guarantee future results.
What is IBKR stock seasonality?
Stock seasonality is the tendency of a stock to perform in a similar way during the same period each year. By analysing Interactive Brokers's price history across many years, SeasonalityX identifies recurring calendar windows — exact start and end dates — where IBKR 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.