D. Howard Pierce, Director at AMBIENT CORP /NY (ABTG), bought 45,000 shares at $0.13 ($6K) on 2006-10-23, disclosed to the SEC on 2006-10-27.
Open-market purchase of $6k ABTG by Director. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history).
Nothing distinguishes this filing.
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