Manfred E. Birnbaum, Director at ZBB ENERGY CORP (ZBB), bought 54,945 shares at $0.91 ($50K) on 2010-12-29, disclosed to the SEC on 2010-12-30.
Open-market purchase of $50k ZBB by Director. 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 → |
| ZBB | BUY | 2014-12-19 | $6K | — | Filing → |
| ZBB | BUY | 2014-10-08 | $7K | — | Filing → |
| ZBB | BUY | 2012-05-14 | $2K | — | Filing → |