Kenneth W. Wall, Director at BioAmber Inc. (BIOA), bought 40,000 shares at $0.43 ($17K) on 2017-11-30, disclosed to the SEC on 2017-12-04.
Open-market purchase of $17k BIOA by Director. 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.
| Filing → |
| BIOA | BUY | 2015-08-13 | $61K | — | Filing → |
| BIOA | BUY | 2014-12-11 | $28K | — | Filing → |
| BIOA | BUY | 2014-12-10 | $47K | — | Filing → |