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 |
| Shanghai Science & Technology Venture Capital (Group) Co. Ltd. Shanghai Pudong Science & Technology Investment Group Co. Ltd. Possible member of 10% group 10% Owner | 2023-07-18 08:53:41 | 3,438,510 3,358,728 | 6,797,238 | Form 3/A |
| Wang David H See Remarks 10% Owner | 2024-03-15 21:32:10 | 504,018 945,840 | 1,449,858 | Form 4 |
| Xiang Yinan Director | 2021-08-24 21:00:40 | 0 1,146,170 | 1,146,170 | Form 4 |
| Dun Haiping Director | 2024-03-15 21:32:09 | 855,090 0 | 855,090 | Form 4 |
| Yang Zhengfan Director | 2018-01-26 10:35:16 | 0 833,334 | 833,334 | Form 3 |
| Chen Fuping See remarks | 2023-08-25 17:46:47 | 141,165 0 | 141,165 | Form 4 |
| Chen Fufa See Remarks | 2018-05-17 16:36:24 | 140,002 0 | 140,002 | Form 4 |
| Liu Tracy Director | 2024-03-01 21:30:28 | 130,272 0 | 130,272 | Form 4 |
| Feng Lisa See remarks | 2024-03-01 21:32:56 | 110,001 0 | 110,001 | Form 4 |
| Cheav Sotheara See remarks | 2024-03-15 21:32:05 | 100,002 0 | 100,002 | Form 4 |
| Xu Min See Remarks | 2017-11-02 17:55:53 | 100,000 0 | 100,000 | Form 3 |
| Hu Chenming Director | 2023-08-21 21:18:54 | 24,000 0 | 24,000 | Form 4/A |
| Xing Xiao Director | 2023-08-21 21:18:57 | 24,000 0 | 24,000 | Form 4/A |
| Wang Jian See remarks | 2023-02-14 18:20:28 | 15,000 0 | 15,000 | Form 4 |
| McKechnie Mark See Remarks | 2024-01-16 16:15:51 | 9650 0 | 9650 | Form 4 |