Scott E. Schubert, Director at SONUS NETWORKS INC (SONS), bought 5,000 shares at $2.28 ($11K) on 2011-08-18, disclosed to the SEC on 2011-08-19.
Open-market purchase of $11k SONS by Director. 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.