Mary Ann Gray, Director at GTC BIOTHERAPEUTICS INC (GTCB), bought 10,000 shares at $0.88 ($9K) on 2007-12-17, disclosed to the SEC on 2007-12-17.
Open-market purchase of $9k GTCB by Director. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history).
Something here stands out, but not much.
| Filing → |
| ACAD | SELL | 2014-12-17 | $389K | — | Filing → |
| ACAD | SELL | 2013-08-28 | $310K | — | Filing → |
| DYAX | BUY | 2006-05-19 | $29K | — | Filing → |