IMOS Earnings Reaction History
ChipMOS TECHNOLOGIES Inc.
EPS, Revenue, Stock Move
IMOS stock falls 0.6% on average on the first trading day after earnings.
When IMOS delivers a double beat, the stock rises 1.1% on average on the first trading day.
Across 20 releases, IMOS has delivered a positive next-day return 40.0% of the time.
Reaction Snapshot (Avg Day 1-3)
Day 1
-0.56%
Day 2
+1.20%
Day 3
-0.19%
Conditioned Moves (Day 1 Basis)
Double Beat
+1.14%
Mixed
+0.26%
Double Miss
-2.35%
EPS Beat Rate
50.0%
Revenue Beat Rate
35.0%
Positive Rate
40.0%
Both Beat Rate
25.0%
Recent Earnings History
| Date | EPS | Revenue | Day 1 | Day 2 | Day 3 | Detail |
|---|---|---|---|---|---|---|
| 2026-08-11 | Beat+25.20% | Miss-3.31% | -4.74% | +2.34% | +0.99% | Open |
| 2026-05-12 | — | — | -6.24% | +1.77% | -1.72% | Open |
| 2026-02-24 | Beat+37.31% | Beat+3.09% | +14.00% | +5.75% | +5.96% | Open |
| 2025-11-11 | Beat+209.28% | Miss-5.08% | -1.69% | +16.56% | +8.27% | Open |
| 2025-08-12 | Miss-365.21% | Beat+1.90% | -1.46% | -4.97% | -1.50% | Open |
| 2025-05-13 | Miss-19.44% | Miss-4.25% | -0.82% | +3.47% | +1.12% | Open |
| 2025-02-25 | — | — | -4.18% | -4.16% | -2.12% | Open |
| 2024-11-05 | — | — | +0.68% | -4.61% | +1.36% | Open |
FAQ
How much does IMOS usually move after earnings?
IMOS moves about 0.6% on average on the first trading day after earnings. Net average direction is -0.56%.
What is IMOS's biggest post-earnings gain?
IMOS's largest recorded next-day earnings gain is +14.00%, on 2026-02-24.