George Ferris Lipscomb, VP, Marketing at NEOPHOTONICS CORP (NPTN), bought 1,000 shares at $4.68 ($5K) on 2011-11-30, disclosed to the SEC on 2011-12-01.
Open-market purchase of $5k NPTN by VP, Marketing. 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.