Renu Gupta, Director at Corbus Pharmaceuticals Holdings, Inc. (CRBP), bought 5,000 shares at $3.00 ($15K) on 2014-12-04, disclosed to the SEC on 2014-12-05.
Open-market purchase of $15k CRBP 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.
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