Christine B. McCleary, 10% Owner at HUMAN BIOSYSTEMS INC (HBSC), bought 178,571 shares at $0.14 ($25K) on 2006-08-07, disclosed to the SEC on 2006-08-11.
Open-market purchase of $25k HBSC by 10% Owner. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history).
Negative factors outweigh the positive ones.