Douglas Family TRUST, 10% Owner at AMERICAN SUPERCONDUCTOR CORP /DE/ (AMSC), bought 500,000 shares at $35.25 ($18.1M) on 2010-10-07, disclosed to the SEC on 2010-10-12.
Open-market purchase of $18.1M 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 | $35.25 | 10,490 | $370K | 2.0% |
| 2 | $35.25 | 17,833 | $629K | 3.5% |
| 3 | $35.25 | 34,617 | $1.2M | 6.8% |
| 4 | $35.25 | 41,960 | $1.5M | 8.2% |
| 5 | $36.27 | 19,510 | $708K | 3.9% |
| 6 | $36.27 | 33,167 |
| $1.2M |
| 6.7% |
| 7 | $36.27 | 64,383 | $2.3M | 12.9% |
| 8 | $36.27 | 78,040 | $2.8M | 15.7% |
| 9 | $36.43 | 20,000 | $729K | 4.0% |
| 10 | $36.43 | 34,000 | $1.2M | 6.9% |
| 11 | $36.43 | 66,000 | $2.4M | 13.3% |
| 12 | $36.43 | 80,000 | $2.9M | 16.1% |
| Total | $36.12 avg | 500,000 | $18.1M | 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 → |