ASPN chart · All upcoming earnings
| Move | Mean | Median | Std dev | Hit rate |
|---|---|---|---|---|
| Day 1 | +3.4% | +1.9% | 19.4% | 60% |
| Day 2 | +1.6% | -0.2% | 7.8% | 47% |
| Day 3 | +0.0% | +0.2% | 4.3% | 50% |
| 5-day | +6.1% | +3.2% | 24.5% | 50% |
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 |
|---|---|---|---|---|---|---|---|
| 2026-08-06 miss | -0.20 | -0.22 | -7.7% | +45.7% | +37.5% | -11.9% | -28.6% |
| 2026-05-07 miss | -0.26 | -0.28 | -8.7% | +13.3% | +24.3% | +13.7% | +10.2% |
| 2026-02-25 miss | -0.22 | -0.34 | -53.9% | -27.5% | -27.8% | +30.4% | +33.1% |
| 2025-11-06 miss | — | -0.06 | -1479.0% | -31.6% | -44.5% | -21.7% | -20.0% |
| 2025-08-07 beat | -0.10 | -0.04 | +59.8% | +8.4% | -8.1% | -6.7% | -10.7% |
| 2025-05-08 beat | -0.07 | -0.06 | +14.3% | -24.7% | -24.3% | +32.0% | +43.2% |
| 2025-02-12 beat | 0.09 | 0.15 | +65.5% | -22.4% | -23.4% | -10.7% | -18.3% |
| 2024-11-06 beat | -0.08 | 0.19 | +324.0% | +11.4% | -0.5% | -10.0% | -14.7% |
| 2024-08-07 beat | 0.06 | 0.21 | +270.6% | +31.9% | +16.0% | +13.7% | +7.3% |
| 2024-05-01 beat | -0.09 | 0.01 | +113.0% | +30.0% | +56.7% | +12.0% | +25.3% |
| 2024-02-12 beat | -0.12 | -0.01 | +91.7% | +6.5% | +15.6% | +16.9% | +6.5% |
| 2023-11-01 beat | -0.27 | -0.19 | +29.6% | +5.4% | +11.3% | +3.3% | +26.7% |
| 2023-08-02 beat | -0.36 | -0.22 | +39.1% | +8.3% | +0.5% | -8.6% | -14.9% |
| 2023-05-03 beat | -0.39 | -0.24 | +38.5% | +9.1% | +18.4% | +0.4% | -6.1% |
| 2023-02-15 beat | -0.29 | -0.20 | +31.3% | +0.7% | +11.1% | -14.3% | -41.6% |
| 2022-10-26 miss | -0.55 | -0.75 | -35.5% | -0.5% | +3.7% | +13.1% | +5.2% |
| 2022-07-27 miss | -0.56 | -0.68 | -20.6% | -2.7% | +8.3% | +18.6% | +7.9% |
| 2022-04-27 miss | -0.47 | -0.59 | -25.5% | +0.7% | -3.4% | -1.8% | -16.8% |
| 2022-02-17 miss | -0.29 | -0.50 | -73.1% | +6.1% | +10.0% | +3.9% | +16.2% |
| 2021-10-28 beat | -0.25 | -0.24 | +5.9% | +9.7% | +17.8% | +2.1% | +5.0% |
| 2021-07-29 beat | -0.27 | -0.23 | +15.8% | +3.8% | -2.3% | -2.8% | +16.4% |
| 2021-04-29 miss | -0.20 | -0.22 | -8.6% | -3.3% | -9.6% | +5.7% | +12.4% |
| 2021-02-18 miss | -0.15 | -0.23 | -57.5% | -9.0% | -2.2% | -6.4% | -15.5% |
| 2020-10-29 miss | -0.16 | -0.25 | -53.1% | +9.8% | +0.3% | -0.9% | +28.3% |
| 2020-07-30 miss | -0.20 | -0.21 | -2.4% | +1.2% | -4.1% | +1.9% | +33.9% |
| 2020-04-30 beat | -0.22 | -0.13 | +39.8% | -2.3% | +8.4% | +10.2% | +4.9% |
| 2020-02-20 | -0.04 | -0.04 | — | -1.4% | -7.6% | -19.0% | -47.5% |
| 2019-10-31 beat | -0.10 | -0.09 | +7.7% | +2.6% | +14.9% | -1.2% | +8.7% |
| 2019-08-01 miss | -0.17 | -0.22 | -27.5% | +2.3% | +1.5% | +4.9% | -4.3% |
| 2019-05-02 miss | -0.24 | -0.25 | -4.2% | +1.1% | +2.3% | +4.5% | +15.7% |
“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.