Kosiba John W JR — SVP, CFO & Treasurer
Insider trading activity for Kosiba John W JR sourced from SEC EDGAR Form 4 filings.
Overview
- Title: SVP, CFO & Treasurer
- Company: AMERICAN SUPERCONDUCTOR CORP /DE/
- Total insider trades: 8
- Total buy volume: $0
- Total sell volume: $1.9M
- Last trade: Jun 3, 2026
Recent Trades
| Date | Insider | Ticker / Company | Type | Shares | Value |
|---|---|---|---|---|---|
| Jun 3, 2026 | Kosiba John W JR | AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ | SELL | 609 | $31K |
| Jun 3, 2026 | Kosiba John W JR | AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ | SELL | 2,638 | $130K |
| Jun 3, 2026 | Kosiba John W JR | AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ | SELL | 3,200 | $155K |
| Jun 2, 2026 | Kosiba John W JR | AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ | SELL | 600 | $31K |
| Jun 2, 2026 | Kosiba John W JR | AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ | SELL | 12,036 | $619K |
| Jun 2, 2026 | Kosiba John W JR | AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ | SELL | 12,122 | $614K |
| Jun 2, 2026 | Kosiba John W JR | AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ | SELL | 5,704 | $282K |
| Jun 1, 2026 | Kosiba John W JR | AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ | BUY | 30,000 | N/A |