Insiders / Liu Tracy
Liu Tracy
CIK 1721299personinsider
Companies
2
First seen
Mar 12, 2026
Last activity
Jun 24, 2026
Companies
| Company | Shares held | Latest |
|---|---|---|
| ACM Research Inc · ACMR | 110,772 | — |
| Axt Inc · AXTI | — | — |
All securities held
1 position · latest reported per filing
| Company | Security | Shares |
|---|---|---|
| ACM Research Inc | Class A Common Stock | 110,772 |
Activity
InsidersInstitutions
This person's insider trades (Form 4), across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Mar 10, 2026 | Sell | ACMR ACM Research Inc Class A Common Stock | $1.52M | -32K -20.68% | 123,556 0.18% of shares | medium |
| Mar 10, 2026 | Sell | ACMR ACM Research Inc Class A Common Stock | $616.1K | -13K -10.35% | 110,772 0.16% of shares | medium |
| Mar 11, 2026 | Sell | ACMR ACM Research Inc Class A Common Stock | $555.7K | -12K -9.24% | 114,149 0.16% of shares | medium |
| Mar 11, 2026 | Sell | ACMR ACM Research Inc Class A Common Stock | $162.9K | -3K -2.96% | 110,772 0.16% of shares | medium |
| Mar 10, 2026 | Exercise | ACMR ACM Research Inc Class A Common Stock | $45.0K | +45K +40.62% | 155,772 0.22% of shares | low |
| Mar 11, 2026 | Exercise | ACMR ACM Research Inc Class A Common Stock | $15.0K | +15K +13.54% | 125,772 0.18% of shares | low |
| Mar 11, 2026 | Exercise | ACMR ACM Research Inc Stock Option | — | -15K -100.00% | 0 0.00% of shares | low |
| Mar 10, 2026 | Exercise | ACMR ACM Research Inc Stock Option | — | -45K -75.00% | 15,000 0.02% of shares | low |