Hans Munk Nielsen, Director at NASDAQ OMX GROUP, INC. (NDAQ), bought 4,500 shares at $18.03 ($81K) on 2010-02-12, disclosed to the SEC on 2010-02-16.
Open-market purchase of $81k NDAQ 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.