Melvin D. Booth, Director at Mallinckrodt plc (MNK), bought 5,000 shares at $50.74 ($254K) on 2013-11-20, disclosed to the SEC on 2013-11-21.
Open-market purchase of $254k MNK by Director. 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.
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