House Arthur H
Insider CIK 1685155 · AMSC Director
Trades across companies
| Ticker | Code | Trade | Filed | Shares | Price | Value | Owned after | |
|---|---|---|---|---|---|---|---|---|
| AMSC AMERICAN SUPERCONDUCTOR CO | A Award | 2026-04-03 | 2026-04-07 | 3,116 | — | $0 | 51,779 | SEC↗ |
| AMSC AMERICAN SUPERCONDUCTOR CO | S Sale | 2025-08-08 | 2025-08-08 | 9,703 | $50.92 | $494.1K | 48,663 | SEC↗ |
| AMSC AMERICAN SUPERCONDUCTOR CO | M Exercise deriv | 2025-08-06 | 2025-08-08 | 9,703 | — | $0 | 0 | SEC↗ |
| AMSC AMERICAN SUPERCONDUCTOR CO | M Exercise | 2025-08-06 | 2025-08-08 | 9,703 | $6.80 | $66.0K | 58,366 | SEC↗ |
| AMSC AMERICAN SUPERCONDUCTOR CO | A Award | 2025-04-03 | 2025-04-04 | 2,639 | — | $0 | 48,663 | SEC↗ |
| AMSC AMERICAN SUPERCONDUCTOR CO | A Award | 2024-04-03 | 2024-04-04 | 3,840 | — | $0 | 46,024 | SEC↗ |
| AMSC AMERICAN SUPERCONDUCTOR CO | A Award | 2023-04-05 | 2023-04-07 | 11,627 | — | $0 | 42,184 | SEC↗ |
| AMSC AMERICAN SUPERCONDUCTOR CO | A Award | 2022-04-05 | 2022-04-06 | 6,067 | — | $0 | 30,557 | SEC↗ |
| AMSC AMERICAN SUPERCONDUCTOR CO | A Award | 2021-04-05 | 2021-04-07 | 2,073 | — | $0 | 24,490 | SEC↗ |
| AMSC AMERICAN SUPERCONDUCTOR CO | A Award | 2020-04-03 | 2020-04-07 | 7,092 | — | $0 | 22,417 | SEC↗ |
| AMSC AMERICAN SUPERCONDUCTOR CO | A Award | 2019-04-03 | 2019-04-04 | 3,152 | — | $0 | 15,325 | SEC↗ |
| AMSC AMERICAN SUPERCONDUCTOR CO | A Award | 2018-04-04 | 2018-04-06 | 6,896 | — | $0 | 12,173 | SEC↗ |
| AMSC AMERICAN SUPERCONDUCTOR CO | A Award | 2017-04-05 | 2017-04-07 | 3,277 | — | $0 | 5,277 | SEC↗ |
| AMSC AMERICAN SUPERCONDUCTOR CO | A Award deriv | 2016-09-20 | 2016-09-22 | 9,703 | — | $0 | 9,703 | SEC↗ |