IDXX chart · All upcoming earnings
| Move | Mean | Median | Std dev | Hit rate |
|---|---|---|---|---|
| Day 1 | +1.8% | +0.8% | 7.6% | 57% |
| Day 2 | -0.3% | -0.2% | 3.0% | 43% |
| Day 3 | +0.1% | +0.6% | 2.0% | 57% |
| 5-day | +1.8% | +2.3% | 8.4% | 53% |
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 | 3.93 | 4.27 | +8.5% | +6.1% | +3.6% | -0.2% | -8.3% |
| 2026-05-05 beat | 3.41 | 3.47 | +1.7% | +1.1% | +0.0% | -5.2% | +0.3% |
| 2026-02-02 beat | 2.94 | 3.08 | +4.8% | -2.0% | -4.6% | +0.0% | +1.4% |
| 2025-11-03 beat | 3.15 | 3.40 | +8.1% | +10.1% | +14.8% | -1.8% | +0.4% |
| 2025-08-04 beat | 3.30 | 3.63 | +10.0% | +23.7% | +27.5% | -4.5% | -7.2% |
| 2025-05-01 beat | 2.84 | 2.96 | +4.1% | +8.2% | +9.0% | +3.9% | +9.2% |
| 2025-02-03 beat | 2.40 | 2.62 | +9.2% | +10.2% | +11.1% | -0.9% | -6.8% |
| 2024-10-31 beat | 2.69 | 2.80 | +4.3% | -4.7% | -9.8% | +6.4% | +5.9% |
| 2024-08-06 beat | 2.87 | 3.02 | +5.2% | +2.2% | +3.1% | +3.9% | +0.0% |
| 2024-05-01 beat | 2.68 | 2.81 | +4.8% | -4.0% | -5.0% | +4.1% | +6.2% |
| 2024-02-05 beat | 2.12 | 2.32 | +9.4% | +0.8% | +8.5% | -1.1% | -2.6% |
| 2023-11-01 beat | 2.37 | 2.53 | +6.7% | -2.8% | -1.0% | +8.2% | +22.1% |
| 2023-08-01 beat | 2.47 | 2.67 | +8.2% | -3.6% | -4.0% | -4.2% | -4.0% |
| 2023-05-02 beat | 2.43 | 2.55 | +4.9% | -1.8% | -4.5% | +2.6% | +0.5% |
| 2023-02-06 beat | 1.92 | 2.05 | +6.5% | +1.8% | +0.6% | +2.3% | -0.7% |
| 2022-11-01 beat | 2.04 | 2.15 | +5.5% | +4.3% | +9.8% | -3.0% | +11.2% |
| 2022-08-02 miss | 1.63 | 1.56 | -4.1% | -2.0% | +0.2% | -2.6% | -12.9% |
| 2022-05-04 beat | 2.25 | 2.27 | +1.0% | -12.4% | -5.7% | -18.8% | -9.4% |
| 2022-02-02 beat | 1.72 | 1.89 | +9.9% | +4.8% | +4.0% | -0.5% | +0.3% |
| 2021-11-02 beat | 1.91 | 2.03 | +6.1% | -1.8% | -5.9% | +0.3% | -4.5% |
| 2021-07-30 beat | 2.04 | 2.34 | +14.6% | -5.4% | -3.6% | +1.0% | +1.2% |
| 2021-05-04 beat | 1.72 | 2.35 | +36.4% | +1.7% | -4.2% | +0.2% | +4.4% |
| 2021-02-02 beat | 1.39 | 1.76 | +26.5% | +2.4% | +2.9% | -0.3% | -4.1% |
| 2020-10-29 beat | 1.44 | 1.69 | +17.4% | +4.0% | +4.5% | +5.9% | +4.3% |
| 2020-07-31 beat | 1.17 | 1.72 | +46.7% | +2.4% | +6.3% | -4.0% | -1.7% |
| 2020-04-30 beat | 1.20 | 1.29 | +7.7% | +1.6% | +1.8% | +6.0% | +12.5% |
| 2020-01-31 beat | 0.90 | 1.04 | +15.1% | -1.3% | -4.5% | +2.7% | -7.3% |
| 2019-10-31 beat | 1.14 | 1.24 | +8.9% | -0.6% | +4.1% | -7.7% | -11.8% |
| 2019-08-01 beat | 1.37 | 1.43 | +4.3% | -4.8% | -4.9% | +2.7% | +8.0% |
| 2019-05-01 beat | 1.06 | 1.17 | +10.8% | -0.2% | +0.9% | +5.0% | +6.7% |
“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.