Chang David C insider trades
Chang David C has filed 11 Form 4s with the SEC that we hold, all for Axt INC (AXTI), as Director. Across all of them we count 0 purchases worth $0 and 8 sales worth $5.2M reported on Form 4. In the last 12 months: 0 purchases ($0) and 8 sales ($5.2M). The largest single trade was a sale of 8,333 shares of Axt INC worth $926.4K, dated 2026-06-15. The first filing on our record is dated 2022-05-23 and the latest 2026-06-17.
Axt INC (AXTI)
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2025-11-05 | S, sale reported on Form 4 | 100,000 | $894.0K | 2025-11-06 |
| 2025-11-28 | S, sale reported on Form 4 | 25,000 | $268.0K | 2025-12-02 |
| 2025-12-02 | S, sale reported on Form 4 | 25,000 | $308.2K | 2025-12-02 |
| 2025-12-09 | S, sale reported on Form 4 | 25,000 | $371.0K | 2025-12-10 |
| 2026-03-04 | S, sale reported on Form 4 | 20,000 | $770.6K | 2026-03-05 |
| 2026-03-05 | S, sale reported on Form 4 | 20,000 | $768.4K | 2026-03-05 |
| 2026-03-10 | S, sale reported on Form 4 | 20,000 | $920.0K | 2026-03-12 |
| 2026-06-15 | S, sale reported on Form 4 | 8,333 | $926.4K | 2026-06-17 |
Counted from the Form 4 filings this reporting owner (SEC CIK 1188184) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.
Source: U.S. Securities and Exchange Commission (EDGAR) and other official
government data · Updated 2026-10-12 ·
For informational purposes only, not investment advice.
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