| Date | Name | Title | Action | No Shares | Price Per Share |
|---|---|---|---|---|---|
Insider Transactions For ACMR | |||||
| 2025-11-13 | Feng, Lisa | See remarks | Sold | 15000 | $0.00 |
| 2025-11-13 | Feng, Lisa | See remarks | Sold | 15000 | $33.77 |
| 2025-11-13 | Feng, Lisa | See remarks | Purchased | 15000 | $5.60 |
| 2025-11-12 | Dun, Haiping | Director | Sold | 755090 | $0.00 |
| 2025-11-12 | Feng, Lisa | See remarks | Sold | 15000 | $0.00 |
| 2025-11-12 | Feng, Lisa | See remarks | Sold | 15000 | $32.76 |
| 2025-11-12 | Feng, Lisa | See remarks | Purchased | 15000 | $5.60 |
| 2025-10-27 | Wang, David H | Director, See Remarks, 10% Owner | Purchased | 545400 | $0.00 |
| 2025-09-18 | Wang, Jian | See remarks | Sold | 30000 | $0.00 |
| 2025-09-18 | Wang, Jian | See remarks | Purchased | 30000 | $5.60 |
| 2025-09-18 | Cheav, Sotheara | See remarks | Sold | 10000 | $0.00 |
| 2025-09-18 | Cheav, Sotheara | See remarks | Sold | 10000 | $35.00 |
| 2025-09-18 | Cheav, Sotheara | See remarks | Purchased | 10000 | $13.89 |
| 2025-09-18 | Wang, Jian | See remarks | Sold | 30000 | $35.00 |
| 2025-09-17 | Liu, Tracy | Director | Purchased | 15000 | $1.00 |
| 2025-09-17 | Liu, Tracy | Director | Sold | 15000 | $0.00 |
| 2025-09-17 | Liu, Tracy | Director | Sold | 15000 | $33.00 |
| 2025-09-08 | Wang, David H | Director, See Remarks, 10% Owner | Purchased | 130000 | $1.00 |
| 2025-09-08 | Wang, David H | Director, See Remarks, 10% Owner | Sold | 130000 | $0.00 |
| 2025-09-04 | Wang, David H | Director, See Remarks, 10% Owner | Sold | 60000 | $26.44 |