Mark L. Perry, Director at Global Blood Therapeutics, Inc. (GBT), bought 5,000 shares at $20.00 ($100K) on 2015-08-17, disclosed to the SEC on 2016-01-07.
Open-market purchase of $100k GBT by Director. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history). Context: insider career grade D.
Nothing distinguishes this filing.
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