IONS Earnings Reaction History
Ionis Pharmaceuticals, Inc.
EPS, Revenue, Stock Move
IONS stock rises 1.0% on average on the first trading day after earnings.
When IONS delivers a double beat, the stock rises 2.3% on average on the first trading day.
Across 123 releases, IONS has delivered a positive next-day return 57.5% of the time.
Reaction Snapshot (Avg Day 1-3)
Day 1
+0.99%
Day 2
+0.37%
Day 3
-0.73%
Conditioned Moves (Day 1 Basis)
Double Beat
+2.27%
Mixed
-0.27%
Double Miss
+1.49%
EPS Beat Rate
53.7%
Revenue Beat Rate
48.8%
Positive Rate
57.5%
Both Beat Rate
13.8%
Recent Earnings History
| Date | EPS | Revenue | Day 1 | Day 2 | Day 3 | Detail |
|---|---|---|---|---|---|---|
| 2026-04-29 | — | — | — | — | — | Open |
| 2026-02-25 | Miss-7.63% | Beat+30.07% | -5.29% | -0.41% | +0.68% | Open |
| 2025-10-29 | Beat+34.96% | Beat+2.05% | -2.30% | +3.19% | +0.18% | Open |
| 2025-07-30 | Beat+736.36% | Beat+243.12% | +4.56% | -0.90% | +0.12% | Open |
| 2025-04-30 | Beat+19.83% | Miss-12.60% | +3.02% | +3.26% | +3.37% | Open |
| 2025-02-19 | Beat+41.07% | Beat+72.78% | -0.44% | +2.77% | -1.13% | Open |
| 2024-11-06 | Beat+18.10% | Miss-7.36% | +0.62% | -1.49% | +1.90% | Open |
| 2024-08-01 | Beat+52.63% | Beat+50.10% | +3.76% | -4.27% | -4.34% | Open |
FAQ
How much does IONS usually move after earnings?
IONS moves about 1.0% on average on the first trading day after earnings. Net average direction is +0.99%.
What is IONS's biggest post-earnings gain?
IONS's largest recorded next-day earnings gain is +22.00%, on 2016-11-09.