John W. Kosiba Jr., SVP, CFO & Treasurer at AMERICAN SUPERCONDUCTOR CORP /DE/ (AMSC), sold 6,250 shares at $10.58 ($66K) on 2018-12-07, disclosed to the SEC on 2018-12-11.
Open-market sale of $66k AMSC by SVP, CFO & Treasurer. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Something here stands out, but not much.
| Filing → |
| AMSC | SELL | 2026-06-03 | $1.9M | — | Filing → |
| AMSC | SELL | 2025-08-06 | $6.5M | — | Filing → |
| AMSC | SELL | 2025-06-12 | $371K | — | Filing → |