Michael Adatto, Senior VP Sales & Managed Care at HORIZON PHARMA, INC. (HZNP), bought 1,150 shares at $8.61 ($10K) on 2011-09-08, disclosed to the SEC on 2011-09-09.
Open-market purchase of $10k HZNP by Senior VP Sales & Managed Care. 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.