Thomas P. Finn, CFO at Advance Nanotech, Inc. (AVNA.OB), bought 15,000 shares at $0.18 ($3K) on 2008-09-11, disclosed to the SEC on 2008-09-11.
Open-market purchase of $3k AVNA.OB by CFO. 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.