Grant E. Blouse, Chief Scientific Officer at CATALYST BIOSCIENCES, INC. (CBIO), bought 3,250 shares at $0.47 ($2K) on 2022-08-09, disclosed to the SEC on 2022-08-10.
Open-market purchase of $2k CBIO by Chief Scientific Officer. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history). Context: insider career grade C.
Nothing distinguishes this filing.
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