Nassim Usman, President & CEO at CATALYST BIOSCIENCES, INC. (CBIO), bought 867 shares at $3.62 ($3K) on 2021-08-09, disclosed to the SEC on 2021-08-11.
Open-market purchase of $3k CBIO by President & CEO. 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.
Nothing distinguishes this filing.
| Filing → |
| GYRE | SELL | 2024-04-03 | $323K | — | Filing → |
| GYRE | SELL | 2024-03-19 | $690K | — | Filing → |
| CBIO | BUY | 2022-08-10 | $2K | — | Filing → |