David C. Chang, Director at AXT INC (AXTI), bought 3,000 shares at $1.81 ($5K) on 2009-08-31, disclosed to the SEC on 2009-09-01.
Open-market purchase of $5k AXTI 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.
| Filing → |
| AXTI | SELL | 2026-03-05 | $1.5M | — | Filing → |
| AXTI | SELL | 2025-12-10 | $371K | — | Filing → |
| AXTI | SELL | 2025-12-02 | $576K | — | Filing → |