Ltd Perlus, 10% Owner at SUTRON CORP (STRN), bought 7,800 shares at $5.16 ($40K) on 2014-08-29, disclosed to the SEC on 2014-09-03.
Open-market purchase of $40k STRN 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.