Intuitive Surgical (ISRG) Seasonality
Recurring seasonal patterns for ISRG — the calendar windows where Intuitive Surgical 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.
ISRG seasonality at a glance
Over the last 10 years, ISRG's strongest seasonal window has been Jun 14 – Jul 14: it ended higher in 10 of 10 years (100% win rate) with an average return of +5.75% across a 30-day hold. On the weak side, ISRG has historically declined between Mar 2 – Mar 12, falling in 8 of 10 years (average -4.23%).
In total, our analysis finds 738 recurring seasonal windows for Intuitive Surgical — 620 bullish and 118 bearish. The next high-win-rate window, Aug 21 – Aug 31, opens in 25 days. These figures describe historical behaviour only — not a forecast.
ISRG'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 18d ago | Jun 19 – Jul 9 | 20d | +3.06% | 90% | +1.17% |
| Completedended 19d ago | Jun 18 – Jul 8 | 20d | +3.56% | 90% | +2.05% |
| Upcomingin 25d | Aug 21 – Aug 31 | 10d | +1.86% | 80% | — |
| Upcomingin 35d | Aug 31 – Sep 10 | 10d | -1.27% | 80% | — |
| Upcomingin 63d | Sep 28 – Oct 18 | 20d | +1.39% | 80% | — |
| Upcomingin 70d | Oct 5 – Oct 15 | 10d | -2.05% | 80% | — |
| Upcomingin 71d | Oct 6 – Oct 16 | 10d | -1.57% | 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 ISRG seasonality in full
See the seasonal curve chart, filter by win rate and return, and track upcoming windows — free during beta.
ISRG seasonality FAQ
What has historically been the best month to buy ISRG stock?
Based on the last 10 years of price data, ISRG's strongest seasonal window starts in June: Jun 14 to Jul 14, which ended higher in 10 of 10 years (100% win rate) with an average return of +5.75%. Past seasonal patterns do not guarantee future performance.
What is ISRG's strongest seasonal pattern?
ISRG's highest-win-rate pattern in our data is the Jun 14 – Jul 14 window (30-day hold): up in 10 of the last 10 years with an average move of +5.75%.
When has ISRG historically performed worst?
ISRG's weakest recurring window has been Mar 2 to Mar 12, declining in 8 of 10 years with an average return of -4.23%.
How reliable are ISRG's seasonal patterns?
Each ISRG pattern is scored by its historical win rate — the share of the last 10 years it repeated in the same direction. ISRG currently shows 738 recurring windows (620 bullish, 118 bearish). Seasonality describes historical tendencies only; it is not a prediction, and past performance does not guarantee future results.
What is ISRG stock seasonality?
Stock seasonality is the tendency of a stock to perform in a similar way during the same period each year. By analysing Intuitive Surgical's price history across many years, SeasonalityX identifies recurring calendar windows — exact start and end dates — where ISRG 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.