List of insiders holdings for ACM Research Inc.:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| # | Insider Holder Name | Report Date Time |
Shares Owned Directly Indirectly |
Total Shares Owned |
Filing |
| 1 | Shanghai Science & Technology Venture Capital (Group) Co. Ltd. Shanghai Pudong Science & Technology Investment Group Co. Ltd. Possible member of 10% group 10% Owner |
2024-10-29 21:30:06 | 3,358,728 0 |
3,358,728 | Form 13D |
| 2 | Xing Xiao Director |
2024-10-08 21:30:56 | 0 2,338,510 |
2,338,510 | Form 4 |
| 3 | Wang David H See Remarks 10% Owner |
2025-03-13 21:30:32 | 672,708 945,840 |
1,618,548 | Form 4 |
| 4 | Xiang Yinan Director |
2021-08-24 21:00:40 | 0 1,146,170 |
1,146,170 | Form 4 |
| 5 | Dun Haiping Director |
2025-03-18 21:30:20 | 755,090 100,000 |
855,090 | Form 4 |
| 6 | Yang Zhengfan Director |
2018-01-26 10:35:16 | 0 833,334 |
833,334 | Form 3 |
| 7 | Wang Jian See remarks |
2024-06-12 16:30:42 | 283,158 0 |
283,158 | Form 4 |
| 8 | Cheav Sotheara See remarks |
2025-02-10 16:32:17 | 267,404 0 |
267,404 | Form 4 |
| 9 | Chen Fufa See Remarks |
2018-05-17 16:36:24 | 140,002 0 |
140,002 | Form 4 |
| 10 | Feng Lisa See remarks |
2024-03-01 21:32:56 | 110,001 0 |
110,001 | Form 4 |
| 11 | Hu Chenming Director |
2025-03-19 21:30:25 | 100,002 0 |
100,002 | Form 4 |
| 12 | Xu Min See Remarks |
2017-11-02 17:55:53 | 100,000 0 |
100,000 | Form 3 |
| 13 | Chen Fuping See remarks |
2024-09-24 16:30:25 | 30,000 0 |
30,000 | Form 4 |
| 14 | Liu Tracy Director |
2024-08-20 21:00:12 | 20,000 0 |
20,000 | Form 4 |
| 15 | McKechnie Mark See Remarks |
2025-03-14 21:30:18 | 15,900 0 |
15,900 | Form 4 |