ISRG monthly performance report
Check ISRG's monthly returns, drawdown, and seasonality trends — updated every month.
ISRG monthly report
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Key takeaways
- Intuitive Surgical (ISRG) closed September 2026 at $382.29, up 1.44% for the month and −12.02% over the trailing 12 months.
- Year-to-date, ISRG is −32.50%, underperforming the S&P 500 which has returned +10.58% YTD.
- The stock is trading −16.96% versus its 200-day moving average ($460.35), a cautious technical signal.
- Over the past three years, ISRG has underperformed the S&P 500 by −40.72%, with a relative strength index reading of 75.4.
- Win rate over the trailing 39 months stands at 46.2% — 18 positive months versus 21 negative months.
Intuitive Surgical ended September 2026 at $382.29, posting a monthly return of +1.44%. The S&P 500 returned −1.69% over the same window, leaving relative performance at +3.14%.
The current quarter stands at −3.87% (Q3 2026 (QTD)), while medium-term trend remains soft: price is −16.96% versus the 200-day moving average ($460.35).
Year-to-date, ISRG is −32.50% against SPY +10.58%, a gap of −43.08%. The stock is currently −36.69% below its 52-week high, with maximum 3-year drawdown at −45.61%.
| Period | ISRG | S&P 500 (SPY) | Excess return |
|---|---|---|---|
| 1 Day | +1.36% | −0.44% | +1.80% |
| 1 Week | +8.22% | −1.10% | +9.32% |
| 1 Month | +1.44% | −1.69% | +3.14% |
| 3 Months | −7.00% | −0.10% | −6.90% |
| 6 Months | −22.44% | +13.21% | −35.65% |
| YTD | −32.50% | +10.58% | −43.08% |
| 12 Months | −12.02% | +14.25% | −26.27% |
| 3 Years | +29.35% | +70.07% | −40.72% |
| Rank | Month | Return |
|---|---|---|
| #1 | Oct 2025 | +19.46% |
| #2 | Nov 2023 | +18.54% |
| #3 | Jan 2024 | +12.11% |
| #4 | Aug 2024 | +10.80% |
| #5 | Jun 2024 | +10.63% |
| Rank | Month | Return |
|---|---|---|
| #1 | Mar 2025 | −13.59% |
| #2 | Jul 2025 | −11.47% |
| #3 | Jul 2026 | −11.15% |
| #4 | Jan 2026 | −10.97% |
| #5 | Oct 2023 | −10.29% |
| Quarter | Return |
|---|---|
| Q2 2025 | +9.72% |
| Q3 2025 | −17.70% |
| Q4 2025 | +26.64% |
| Q1 2026 | −18.60% |
| Q2 2026 | −13.73% |
| Q3 2026 (QTD) | −3.87% |
| Year | Return |
|---|---|
| 2023 | +27.14% |
| 2024 | +54.72% |
| 2025 | +8.51% |
| 2026 | −32.50% |
| Metric | Value |
|---|---|
| 52-Week High | $603.88 (2026-01-07) |
| 52-Week Low | $328.57 (2026-07-23) |
| Current Price | $382.29 |
| 200-Day Moving Average | $460.35 |
| Price vs 200DMA | −16.96% |
| 3-Year Maximum Drawdown | −45.61% (2026-07-23) |
| Current Drawdown from 52W High | −36.69% |
| RS metric | Value |
|---|---|
| RS Index (3-year, rebased to 100) | 75.4 |
| 3-Year Excess Return vs S&P 500 | −40.72% |
| RS Peak | 149.8 (Jan 2025) |
| RS Trough | 66.9 (Jul 2026) |
| Status | Underperforming Benchmark |
Frequently asked questions
What was ISRG's return for this report period?
ISRG returned +1.44% in the latest monthly window ending 2026-09-16.
Has ISRG outperformed SPY year to date?
YTD ISRG: −32.50% vs SPY: +10.58%.
What is ISRG's 12-month return?
−12.02% over the trailing 12 months.
Is ISRG above or below its 200-day moving average?
Price is −16.96% versus 200DMA ($460.35).
What is the maximum drawdown in the 3-year window?
−45.61% on 2026-07-23.