ISRG chart · All upcoming earnings
| Move | Mean | Median | Std dev | Hit rate |
|---|---|---|---|---|
| Day 1 | +2.0% | +0.8% | 8.3% | 50% |
| Day 2 | +0.8% | +0.8% | 2.4% | 60% |
| Day 3 | +0.2% | -0.1% | 1.2% | 50% |
| 5-day | +1.1% | +0.6% | 9.0% | 60% |
Day 1 = the close-to-close move on the first session to trade the news — hover for the EPS surprise.
| Report | Est | Actual | Surprise | Gap | 1-day | +5d | +1mo |
|---|---|---|---|---|---|---|---|
| 2026-07-16 beat | 2.50 | 2.80 | +11.9% | -9.3% | -14.1% | -2.3% | +13.0% |
| 2026-04-21 beat | 2.11 | 2.50 | +18.7% | +2.2% | +7.2% | -6.2% | -9.1% |
| 2026-01-22 beat | 2.27 | 2.53 | +11.6% | +0.8% | -0.3% | -3.8% | -5.7% |
| 2025-10-21 beat | 1.99 | 2.40 | +20.7% | +17.3% | +13.9% | +2.0% | +4.8% |
| 2025-07-22 beat | 1.92 | 2.19 | +14.1% | +2.3% | -1.8% | -0.3% | -6.4% |
| 2025-04-22 beat | 1.73 | 1.81 | +4.4% | +4.4% | +1.9% | +5.7% | +11.2% |
| 2025-01-23 beat | 1.79 | 2.21 | +23.7% | -4.4% | -4.0% | -2.1% | -1.8% |
| 2024-10-17 beat | 1.64 | 1.84 | +12.2% | +4.7% | +10.0% | -1.9% | +2.0% |
| 2024-07-18 beat | 1.54 | 1.78 | +15.5% | +8.0% | +9.3% | -3.0% | +6.0% |
| 2024-04-18 beat | 1.42 | 1.50 | +6.0% | +3.4% | -1.7% | +2.5% | +9.2% |
“1-day” is the close-to-close move over the session that first traded on the news (the next session for after-close reports). “+5d / +1mo” are the further drift from that close.
Earnings dates & estimates from Yahoo Finance (refreshed 2026-09-13); price reactions from end-of-day data. History, not a forecast. Not investment advice.