Douglas Family TRUST, 10% Owner at WESTPORT INNOVATIONS INC (WPRT), bought 28,220 shares at $16.72 ($472K) on 2010-03-31, disclosed to the SEC on 2010-04-05.
Open-market purchase of $472k WPRT 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.
| 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 → |