Form 4 for AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
Accepted 2026-06-12 16:11:27 ET · period of report 2026-06-11 · accession 0001193125-26-269433 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-06-12 16:11 | 2026-06-11 | AMSC | Dambier Laura A. | Dir | S - Sale | $37.63 | -4,000 | 15.0K | -21% | -$150.5K |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-06-11 | S | D | 4,000 | $37.63 | 14,992 | D | — | — | (F1) The sales reported on this Form 4 were made by the reporting person for tax planning purposes. (F2) Following all the transactions reported on this Form 4, the reporting person holds 14,992 shares directly. |