ACM Research Inc. (ACMR) - Insider Holders & Insider Ownership

List of insiders holdings for ACM Research Inc.:
  1. Shares directly owned by the insider.
  2. Shares indirectly owned by the insider.
  3. Total shares owned by the insider (sum of shares directly and indirectly owned).
  4. Total market value if available.
  5. 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
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#Insider Holder NameReport
Date Time		Shares Owned
Directly
Indirectly		Total
Shares Owned		Filing
1Shanghai 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 21:30:063,358,728
0		3,358,728Form 13D
2Wang David H
See Remarks
10% Owner		2026-03-13 16:46:001,592,712
945,840		2,538,552Form 4
3Xing Xiao
Director		2024-10-08 21:30:560
2,338,510		2,338,510Form 4
4Xiang Yinan
Director		2021-08-24 21:00:400
1,146,170		1,146,170Form 4
5Dun Haiping
Director		2026-03-11 16:30:2655,000
855,090		910,090Form 4
6Yang Zhengfan
Director		2018-01-26 10:35:160
833,334		833,334Form 3
7McKechnie Mark
See Remarks		2026-03-13 21:30:44302,349
0		302,349Form 4
8Wang Jian
See remarks		2025-09-19 16:30:13253,158
0		253,158Form 4
9Cheav Sotheara
See remarks		2025-09-19 16:30:11156,252
0		156,252Form 4
10Chen Fufa
See Remarks		2018-05-17 16:36:24140,002
0		140,002Form 4
11Liu Tracy
Director		2026-03-12 16:30:25125,772
0		125,772Form 4
12Hu Chenming
Director		2025-03-19 21:30:25100,002
0		100,002Form 4
13Xu Min
See Remarks		2017-11-02 17:55:53100,000
0		100,000Form 3
14Chen Fuping
See remarks		2025-12-04 16:30:1562,330
0		62,330Form 4
15Feng Lisa
See remarks		2026-03-09 16:30:3050,001
0		50,001Form 4
16Pappis Charles C
Director		2026-03-09 16:30:325,000
0		5,000Form 4