Jane Ph D. Hsiao, Director, 10% Owner at SafeStitch Medical, Inc. (SFES.OB), bought 4,000,000 shares at $0.25 ($1.0M) on 2013-03-22, disclosed to the SEC on 2013-03-26.
Open-market purchase of $1.0M SFES.OB by Director, 10% Owner. 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 → |
| OPK | BUY | 2023-11-13 | $210K | — | Filing → |
| OPK | BUY | 2021-08-10 | $37 | — | Filing → |
| OPK | BUY | 2019-10-25 | $600K | — | Filing → |