Form 4 for AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
Accepted 2025-05-19 00:00:00 ET · period of report 2025-05-15 · accession 0000950170-25-074461 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025-05-19 | 2025-05-15 | AMSC | Kosiba John W JR | SVP, CFO, Treas | A - Grant | $0.00 | +120.0K | 476.1K | +34% | $0 |
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 | 2025-05-15 | A | A | 120,000 | $0.00 | 476,136 | D | — | — | (F1) The restricted stock award was granted on May 15, 2025. The award will vest as follows: (a) 40,000 shares will vest in three equal annual installments beginning June 2, 2026, and (b) 80,000 shares will vest upon the achievement of specified performance objectives. (F2) Following all the transactions reported on this Form 4, the reporting person holds 476,136 shares directly. |