Joseph Rafferty, Chief Commercialization Officer at BioSig Technologies, Inc. (BSGM), bought 7,000 shares at $1.40 ($10K) on 2018-03-05, disclosed to the SEC on 2018-03-08.
Open-market purchase of $10k BSGM by Chief Commercialization Officer. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history).
Nothing distinguishes this filing.