AMSC Earnings Reaction History
American Superconductor Corporation
EPS, Revenue, Stock Move
AMSC stock rises 2.6% on average on the first trading day after earnings.
When AMSC delivers a double beat, the stock rises 11.2% on average on the first trading day.
Across 40 releases, AMSC has delivered a positive next-day return 52.5% of the time.
Reaction Snapshot (Avg Day 1-3)
Day 1
+2.57%
Day 2
+1.00%
Day 3
+1.55%
Conditioned Moves (Day 1 Basis)
Double Beat
+11.22%
Mixed
+0.67%
Double Miss
-6.71%
EPS Beat Rate
72.5%
Revenue Beat Rate
42.5%
Positive Rate
52.5%
Both Beat Rate
25.0%
Recent Earnings History
| Date | EPS | Revenue | Day 1 | Day 2 | Day 3 | Detail |
|---|---|---|---|---|---|---|
| 2026-08-05 | Miss-54.55% | Beat+7.97% | -0.12% | -0.40% | -5.43% | Open |
| 2026-05-27 | Beat+100.00% | Beat+5.24% | -2.56% | -0.76% | +0.41% | Open |
| 2026-02-04 | Beat+3700.00% | Beat+7.74% | -7.97% | -6.01% | +8.55% | Open |
| 2025-11-05 | Beat+100.00% | Miss-3.38% | -38.49% | +6.32% | -5.02% | Open |
| 2025-07-30 | Beat+157.14% | Beat+13.65% | +29.38% | -5.45% | +3.29% | Open |
| 2025-05-21 | Beat+66.67% | Beat+9.90% | +4.13% | +0.36% | +8.31% | Open |
| 2025-02-05 | Beat+350.00% | Beat+1.89% | +34.17% | -4.06% | -0.79% | Open |
| 2024-10-30 | Beat+2300.00% | Beat+7.71% | +4.43% | +16.39% | -5.26% | Open |
FAQ
How much does AMSC usually move after earnings?
AMSC moves about 2.6% on average on the first trading day after earnings. Net average direction is +2.57%.
What is AMSC's biggest post-earnings gain?
AMSC's largest recorded next-day earnings gain is +35.90%, on 2024-01-24.