Douglas Family TRUST, 10% Owner at AMERICAN SUPERCONDUCTOR CORP /DE/ (AMSC), bought 300,000 shares at $35.57 ($10.9M) on 2010-11-03, disclosed to the SEC on 2010-11-05.
Open-market purchase of $10.9M 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 | $35.57 | 18,230 | $648K | 5.9% |
| 2 | $35.57 | 30,991 | $1.1M | 10.1% |
| 3 | $35.57 | 60,159 | $2.1M | 19.6% |
| 4 | $35.57 | 72,920 | $2.6M | 23.8% |
| 5 | $37.54 | 11,770 | $442K | 4.1% |
| 6 | $37.54 | 20,009 |
| $751K |
| 6.9% |
| 7 | $37.54 | 38,841 | $1.5M | 13.4% |
| 8 | $37.54 | 47,080 | $1.8M | 16.2% |
| Total | $36.34 avg | 300,000 | $10.9M | 100% |
| Filing → |
| REFR | SELL | 2020-06-29 | $1.8M | — | Filing → |
| WPRT | BUY | 2015-05-12 | $1.5M | — | Filing → |
| AMSC | BUY | 2015-05-04 | $4.0M | — | Filing → |