David J. Pfanzelter, Director at PURE BIOSCIENCE, INC. (PURE), bought 40,000 shares at $0.75 ($30K) on 2014-07-02, disclosed to the SEC on 2015-09-09.
Open-market purchase of $30k PURE by Director. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history).
Nothing distinguishes this filing.