IONS chart · All upcoming earnings
| Move | Mean | Median | Std dev | Hit rate |
|---|---|---|---|---|
| Day 1 | +0.3% | +0.1% | 3.5% | 50% |
| Day 2 | -0.1% | -0.7% | 2.5% | 30% |
| Day 3 | -0.3% | +0.2% | 2.3% | 60% |
| 5-day | -0.8% | -1.9% | 6.1% | 30% |
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 | -0.88 | -0.42 | +51.7% | -0.4% | -2.3% | +0.3% | +15.5% |
| 2026-04-29 beat | -0.77 | -0.30 | +60.9% | +0.4% | +4.2% | +2.7% | +2.2% |
| 2026-02-25 beat | -1.22 | -1.15 | +5.6% | -4.3% | -5.3% | -1.8% | -8.3% |
| 2025-10-29 beat | -1.05 | -0.61 | +41.8% | -1.6% | -2.3% | +3.9% | +15.1% |
| 2025-07-30 beat | 0.16 | 0.85 | +415.1% | +8.4% | +4.6% | -6.2% | -1.7% |
| 2025-04-30 beat | -1.03 | -0.92 | +10.4% | +6.6% | +3.0% | +7.7% | +9.1% |
| 2025-02-19 beat | -0.84 | -0.43 | +49.0% | +8.0% | -0.4% | -0.2% | +2.9% |
| 2024-11-06 beat | -0.98 | -0.72 | +26.1% | +3.0% | +0.6% | -3.2% | -2.4% |
| 2024-08-01 beat | -0.76 | -0.24 | +68.6% | +0.8% | +3.8% | -7.4% | -7.1% |
| 2024-05-07 beat | -0.81 | -0.77 | +5.4% | -3.1% | -3.2% | -6.5% | -2.6% |
“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.