Liu Tracy
Insider transactions at 1 company
This page shows all SEC Form 4 filings attributed to Liu Tracy. Form 4 disclosures are required whenever a corporate insider — director, officer, or 10%+ shareholder — buys, sells, or receives company stock. Each row represents a separate reported transaction. All data is sourced directly from the SEC EDGAR public database.
| Company | Title | Type | Shares | Price | Value | Date |
|---|---|---|---|---|---|---|
| ACMR | Sale | 15,000 | $33.00 | $495,000 | Sep 17, 2025 | |
| ACMR | Option Exercise | 15,000 | $1.00 | $15,000 | Jul 15, 2025 | |
| ACMR | Option Exercise | 12,500 | $5.60 | $70,000 | Feb 28, 2024 | |
| ACMR | Sale | 10,000 | $20.00 | $200,000 | Dec 26, 2023 | |
| ACMR | Sale | 15,000 | $17.91 | $268,650 | Nov 20, 2023 | |
| ACMR | Sale | 2,000 | $120.00 | $240,000 | Feb 12, 2021 | |
| ACMR | Sale | 1,600 | $110.00 | $176,000 | Feb 9, 2021 | |
| ACMR | Sale | 2,000 | $100.00 | $200,000 | Jan 6, 2021 | |
| ACMR | Option Exercise | 6,000 | $16.81 | $100,860 | Sep 10, 2020 | |
| ACMR | Option Exercise | 20,000 | $3.00 | $60,000 | Mar 18, 2020 | |
| ACMR | Disposition | 2,143 | $13.20 | $28,288 | Aug 23, 2019 | |
| ACMR | Option Exercise | 16,667 | $3.00 | $50,001 | Jun 28, 2018 |