Roelof Rongen, Chief Executive Officer at Matinas BioPharma Holdings, Inc. (MTNB), bought 5,000 shares at $1.36 ($7K) on 2017-09-08, disclosed to the SEC on 2017-09-11.
Open-market purchase of $7k MTNB by Chief Executive Officer. 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.