BIO chart · All upcoming earnings
| Move | Mean | Median | Std dev | Hit rate |
|---|---|---|---|---|
| Day 1 | +0.1% | +0.6% | 7.0% | 53% |
| Day 2 | -0.3% | -0.6% | 2.2% | 43% |
| Day 3 | -0.1% | +0.0% | 1.9% | 50% |
| 5-day | -0.4% | -1.2% | 7.3% | 43% |
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 |
|---|---|---|---|---|---|---|---|
| 2026-08-04 beat | 1.75 | 2.62 | +50.1% | +2.1% | +4.5% | +4.1% | +11.5% |
| 2026-04-30 miss | 1.99 | 1.89 | -4.8% | -6.7% | -8.4% | -0.9% | +19.3% |
| 2026-02-12 miss | 2.70 | 2.51 | -7.0% | -14.2% | -12.3% | +4.6% | +5.0% |
| 2025-10-29 beat | 1.93 | 2.26 | +17.0% | -1.1% | -4.7% | +0.6% | +5.5% |
| 2025-07-31 beat | 1.75 | 2.61 | +49.5% | +12.0% | +17.6% | -7.2% | +2.1% |
| 2025-05-01 beat | 1.78 | 2.54 | +42.5% | +4.0% | -1.7% | +1.0% | -6.7% |
| 2025-02-13 beat | 2.88 | 2.90 | +0.6% | -1.4% | -9.5% | +1.1% | -6.2% |
| 2024-10-30 beat | 1.18 | 2.01 | +70.8% | +5.4% | +8.4% | +4.1% | -5.4% |
| 2024-08-01 beat | 2.02 | 3.11 | +54.3% | -1.4% | -1.6% | -3.2% | -0.5% |
| 2024-05-07 beat | 2.14 | 2.29 | +7.1% | -2.6% | -4.2% | +12.2% | +7.0% |
| 2024-02-15 beat | 2.87 | 3.10 | +8.2% | +6.5% | +3.6% | -0.7% | -1.2% |
| 2023-10-26 miss | 2.81 | 2.33 | -17.2% | -5.9% | -7.2% | +6.4% | +12.5% |
| 2023-08-03 beat | 2.68 | 3.00 | +12.0% | +1.7% | -0.4% | -0.7% | -4.4% |
| 2023-05-04 miss | 3.48 | 3.34 | -3.9% | -13.5% | -16.7% | -3.3% | -3.8% |
| 2023-02-16 miss | 3.44 | 3.31 | -3.8% | -0.2% | +6.0% | +0.0% | -0.6% |
| 2022-10-27 miss | 2.77 | 2.60 | -6.0% | -5.0% | -8.0% | +6.7% | +12.8% |
| 2022-07-28 beat | 2.77 | 3.38 | +21.9% | +0.2% | +0.6% | -4.2% | -13.3% |
| 2022-04-28 beat | 3.23 | 4.94 | +53.1% | +4.5% | -0.2% | -2.1% | +5.0% |
| 2022-02-10 beat | 2.87 | 3.21 | +11.8% | +1.6% | +0.7% | -7.3% | -12.9% |
| 2021-10-28 beat | 2.48 | 3.71 | +49.6% | -1.0% | +0.7% | -8.7% | -5.2% |
| 2021-07-29 beat | 2.70 | 3.54 | +31.0% | +0.8% | +4.6% | +1.9% | +10.0% |
| 2021-04-29 beat | 2.94 | 5.21 | +77.2% | -0.1% | -1.7% | -3.5% | -7.7% |
| 2021-02-11 beat | 3.32 | 4.01 | +20.9% | +1.0% | +2.9% | -8.9% | -15.3% |
| 2020-10-29 beat | 1.82 | 3.00 | +64.9% | -0.1% | +3.2% | +9.7% | -5.0% |
| 2020-07-30 beat | 1.15 | 1.61 | +40.3% | -2.0% | -2.0% | -0.1% | -3.1% |
| 2020-05-06 beat | 1.57 | 1.91 | +22.0% | +3.2% | +2.3% | -0.6% | -0.8% |
| 2020-02-13 miss | 2.45 | 2.32 | -5.1% | +0.4% | +6.4% | -4.5% | -11.1% |
| 2019-10-31 beat | 1.41 | 1.61 | +14.6% | -0.8% | +6.2% | +0.0% | +5.5% |
| 2019-08-01 beat | 1.34 | 1.57 | +17.1% | +9.1% | +8.3% | -3.1% | -0.8% |
| 2019-05-08 beat | 1.09 | 1.65 | +51.0% | +3.2% | +4.3% | -3.2% | -5.7% |
“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.