Robert K. Muhs Jr., Senior VP Operations, Pinnacle at PINNACLE AIRLINES CORP (PNCL), bought 600 shares at $5.25 ($3K) on 2011-03-17, disclosed to the SEC on 2011-03-17.
Open-market purchase of $3k PNCL by Senior VP Operations, Pinnacle. 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.