Paul N. D'Addario, Director at PEREGRINE SEMICONDUCTOR CORP (PSMI), bought 15,000 shares at $5.90 ($89K) on 2014-02-24, disclosed to the SEC on 2014-02-26.
Open-market purchase of $88k PSMI 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.