Martin F. Petersen, Chief Financial Officer at RASER TECHNOLOGIES INC (RZ), bought 1,000 shares at $5.62 ($6K) on 2008-09-11, disclosed to the SEC on 2008-09-12.
Open-market purchase of $6k RZ by Chief Financial Officer. 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.