Kevin Douglas, 10% Owner at AMERICAN SUPERCONDUCTOR CORP /DE/ (AMSC), bought 200,000 shares at $28.87 ($5.8M) on 2010-11-11, disclosed to the SEC on 2010-12-21.
Open-market purchase of $5.8M AMSC by 10% Owner. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history).
Negative factors outweigh the positive ones.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $28.87 | 20,000 | $577K | 10.0% |
| 2 | $28.87 | 34,000 | $982K | 17.0% |
| 3 | $28.87 | 66,000 | $1.9M | 33.0% |
| 4 | $28.87 | 80,000 | $2.3M | 40.0% |
| Total | $28.87 avg | 200,000 | $5.8M | 100% |
| Filing → |
| REFR | SELL | 2020-07-21 | $774K | — | Filing → |
| REFR | BUY | 2014-05-21 | $293K | — | Filing → |
| REFR | BUY | 2014-05-12 | $3.5M | — | Filing → |