Hsiang Chien Tang, 10% Owner at TTM TECHNOLOGIES INC (TTMI), bought 1,336,996 shares at $11.12 ($14.9M) on 2010-05-25, disclosed to the SEC on 2010-05-27.
Open-market purchase of $14.9M TTMI by 10% Owner. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history).
Negative factors outweigh the positive ones.