Kosiba John W JR
SVP, CFO & Treasurer · 15 insider transactions on file
All transactions
| Date | Ticker | Company | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| 2026-06-11 | AMSC | AMERICAN SUPERCONDUCTOR CORP /DE/ | Sale | 5,026 | $37.33 | $187,603.99 | filing |
| 2026-06-11 | AMSC | AMERICAN SUPERCONDUCTOR CORP /DE/ | Sale | 1,743 | $37.85 | $65,975.34 | filing |
| 2026-06-08 | AMSC | AMERICAN SUPERCONDUCTOR CORP /DE/ | Sale | 3,286 | $41.50 | $136,371.30 | filing |
| 2026-06-08 | AMSC | AMERICAN SUPERCONDUCTOR CORP /DE/ | Sale | 1,549 | $42.35 | $65,595.50 | filing |
| 2026-06-03 | AMSC | AMERICAN SUPERCONDUCTOR CORP /DE/ | Sale | 3,200 | $48.31 | $154,582.08 | filing |
| 2026-06-03 | AMSC | AMERICAN SUPERCONDUCTOR CORP /DE/ | Sale | 2,638 | $49.28 | $130,012.77 | filing |
| 2026-06-03 | AMSC | AMERICAN SUPERCONDUCTOR CORP /DE/ | Sale | 609 | $50.83 | $30,952.91 | filing |
| 2026-06-02 | AMSC | AMERICAN SUPERCONDUCTOR CORP /DE/ | Sale | 12,036 | $51.47 | $619,444.78 | filing |
| 2026-06-02 | AMSC | AMERICAN SUPERCONDUCTOR CORP /DE/ | Sale | 12,122 | $50.62 | $613,601.09 | filing |
| 2026-06-02 | AMSC | AMERICAN SUPERCONDUCTOR CORP /DE/ | Sale | 5,704 | $49.46 | $282,125.54 | filing |
| 2026-06-02 | AMSC | AMERICAN SUPERCONDUCTOR CORP /DE/ | Sale | 600 | $52.19 | $31,315.02 | filing |
| 2026-06-01 | AMSC | AMERICAN SUPERCONDUCTOR CORP /DE/ | Award | 30,000 | $0.00 | $0.00 | filing |
| 2025-08-04 | AMSC | AMERICAN SUPERCONDUCTOR CORP /DE/ | Sale | 34,260 | $54.34 | $1.9M | filing |
| 2025-08-04 | AMSC | AMERICAN SUPERCONDUCTOR CORP /DE/ | Sale | 15,740 | $55.13 | $867,733.61 | filing |
| 2025-08-04 | AMSC | AMERICAN SUPERCONDUCTOR CORP /DE/ | Sale | 9,843 | $55.26 | $543,924.18 | filing |
Insider transactions from SEC Form 4 filings via EDGAR. Names appear as filed and aren't normalized across issuers.