IDXX chart · All upcoming earnings
| Move | Mean | Median | Std dev | Hit rate |
|---|---|---|---|---|
| Day 1 | +5.0% | +3.4% | 11.0% | 60% |
| Day 2 | -0.2% | -0.3% | 2.5% | 40% |
| Day 3 | +0.4% | +0.8% | 1.7% | 60% |
| 5-day | +5.3% | +5.2% | 9.2% | 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 |
|---|---|---|---|---|---|---|---|
| 2026-08-04 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% |
“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.