BSX chart · All upcoming earnings
| Move | Mean | Median | Std dev | Hit rate |
|---|---|---|---|---|
| Day 1 | +1.1% | +1.3% | 4.7% | 60% |
| Day 2 | +0.2% | -0.1% | 2.0% | 47% |
| Day 3 | -0.2% | +0.1% | 1.7% | 50% |
| 5-day | +1.0% | +1.6% | 5.6% | 63% |
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 |
|---|---|---|---|---|---|---|---|
| 2026-07-29 beat | 0.83 | 0.86 | +3.9% | -7.4% | +0.0% | +3.7% | +1.4% |
| 2026-04-22 beat | 0.79 | 0.80 | +1.6% | +5.0% | +9.0% | -11.9% | -11.9% |
| 2026-02-04 beat | 0.78 | 0.80 | +2.4% | -11.2% | -17.6% | -2.7% | -5.5% |
| 2025-10-22 beat | 0.71 | 0.75 | +5.1% | +3.2% | +4.0% | -3.4% | -7.0% |
| 2025-07-23 beat | 0.73 | 0.75 | +3.4% | +3.8% | +4.5% | -0.9% | -2.4% |
| 2025-04-23 beat | 0.67 | 0.75 | +11.5% | +5.2% | +4.1% | +4.0% | +5.6% |
| 2025-02-05 beat | 0.66 | 0.70 | +6.6% | -0.6% | +1.4% | +0.8% | -5.6% |
| 2024-10-23 beat | 0.59 | 0.63 | +7.0% | -3.1% | -0.6% | -4.0% | +4.6% |
| 2024-07-24 beat | 0.58 | 0.62 | +6.5% | -2.5% | -1.1% | -5.0% | +2.3% |
| 2024-04-24 beat | 0.51 | 0.56 | +9.1% | +6.0% | +5.7% | -1.0% | +2.0% |
| 2024-01-31 beat | 0.51 | 0.55 | +7.3% | +4.2% | +3.0% | +3.1% | +6.1% |
| 2023-10-26 beat | 0.48 | 0.50 | +4.7% | +1.5% | -0.4% | +5.5% | +11.9% |
| 2023-07-27 beat | 0.49 | 0.53 | +8.2% | +1.5% | +0.5% | -3.3% | -3.6% |
| 2023-04-26 beat | 0.43 | 0.47 | +8.6% | +3.1% | +0.0% | +3.1% | +0.9% |
| 2023-02-01 miss | 0.47 | 0.45 | -4.6% | +0.8% | +2.8% | +0.1% | +0.6% |
| 2022-10-26 miss | 0.44 | 0.43 | -2.6% | +1.6% | +1.2% | +0.3% | +5.6% |
| 2022-07-27 beat | 0.42 | 0.44 | +4.0% | +7.0% | +6.2% | +3.2% | +3.6% |
| 2022-04-27 beat | 0.39 | 0.39 | +1.2% | +2.2% | +1.1% | -0.7% | -6.8% |
| 2022-02-02 beat | 0.44 | 0.45 | +2.5% | -3.9% | -4.7% | +8.0% | +6.1% |
| 2021-10-27 beat | 0.40 | 0.41 | +3.7% | +1.8% | -1.3% | -1.9% | -11.8% |
| 2021-07-27 beat | 0.37 | 0.40 | +7.3% | +1.5% | +3.5% | +0.1% | -1.5% |
| 2021-04-28 beat | 0.31 | 0.37 | +21.1% | +3.4% | +4.3% | -2.6% | -5.2% |
| 2021-02-03 miss | 0.31 | 0.23 | -26.0% | -0.5% | +2.2% | +3.7% | +5.6% |
| 2020-10-28 beat | 0.25 | 0.37 | +49.7% | -0.8% | -5.5% | +3.6% | -1.4% |
| 2020-07-29 beat | -0.02 | 0.08 | +436.6% | +4.5% | +4.0% | -5.2% | +2.4% |
| 2020-04-29 miss | 0.32 | 0.28 | -11.2% | +2.4% | +4.2% | -4.1% | +1.5% |
| 2020-02-05 beat | 0.44 | 0.46 | +4.5% | +0.4% | -0.6% | -0.9% | -11.8% |
| 2019-10-23 beat | 0.38 | 0.39 | +1.9% | +6.7% | +5.0% | +4.8% | +5.7% |
| 2019-07-24 beat | 0.38 | 0.39 | +2.6% | -1.9% | +0.0% | -1.0% | -0.4% |
| 2019-04-24 miss | 0.36 | 0.35 | -1.8% | -2.5% | -1.3% | +2.7% | +6.6% |
“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 2026-09-14); price reactions from end-of-day data. History, not a forecast. Not investment advice.