Robert S. Aisner, Director at TIER REIT INC (TIER), bought 2,000 shares at $16.18 ($32K) on 2015-12-16, disclosed to the SEC on 2015-12-17.
Open-market purchase of $32k TIER 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.