Frazier Healthcare VI, L.P., 10% Owner at THRESHOLD PHARMACEUTICALS INC (THLD), bought 952,380 shares at $2.05 ($2.0M) on 2011-03-16, disclosed to the SEC on 2011-03-16.
Open-market purchase of $2.0M THLD 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.