William P. Scully, 10% Owner at METABOLIX, INC. (MBLX), bought 25,000 shares at $2.21 ($55K) on 2015-09-10, disclosed to the SEC on 2016-01-07.
Open-market purchase of $55k MBLX by 10% Owner. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history). Context: insider career grade D.
Negative factors outweigh the positive ones.
| Filing → |
| PRTA | BUY | 2026-06-18 | $158K | — | Filing → |
| PRTA | BUY | 2026-06-12 | $1.0M | — | Filing → |
| PRTA | BUY | 2026-06-05 | $465K | — | Filing → |