Stephen A. Sherwin, Director at Verastem, Inc. (VSTM), bought 2,500 shares at $8.56 ($21K) on 2014-12-26, disclosed to the SEC on 2014-12-29.
Open-market purchase of $21k VSTM 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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