408 filings
Page 6 of 21
SC 13D/A
Shanghai Science & Technology Venture Capital
18 Jul 23
ACM Research / Shanghai Science & Technology Venture Capital ownership change
8:50am
SC 13G/A
Shanghai Science & Technology Venture Capital
18 Jul 23
ACM Research / Shanghai Science & Technology Venture Capital ownership change
8:49am
4
ACMR
ACM Research Inc - Ordinary Shares
5 Jul 23
ACM Research / Lisa Feng ownership change
6:52pm
8-K
ACMR
ACM Research Inc - Ordinary Shares
5 Jul 23
Other Events
4:32pm
144
Feng Lisa
3 Jul 23
Notice of proposed sale of securities
2:03pm
8-K
ACMR
ACM Research Inc - Ordinary Shares
15 Jun 23
Submission of Matters to a Vote of Security Holders
4:45pm
3
Shanghai Science & Technology Venture Capital
13 Jun 23
Initial statement of insider ownership
5:32pm
SC 13D
Shanghai Science & Technology Venture Capital
13 Jun 23
ACM Research / Shanghai Science & Technology Venture Capital ownership change
5:02pm
SC 13G
Shanghai Science & Technology Venture Capital
13 Jun 23
ACM Research / Shanghai Science & Technology Venture Capital ownership change
5:00pm
4
ACMR
ACM Research Inc - Ordinary Shares
8 Jun 23
ACM Research / Sotheara Cheav ownership change
9:49pm
8-K
ACMR
ACM Research Inc - Ordinary Shares
8 Jun 23
Other Events
5:29pm
144
Sotheara Cheav
6 Jun 23
Notice of proposed sale of securities
4:31pm
4
Dun Haiping
5 Jun 23
ACM Research / Haiping Dun ownership change
6:26pm
144
Dun Haiping
1 Jun 23
Notice of proposed sale of securities
4:59pm
4
Dun Haiping
24 May 23
ACM Research / Haiping Dun ownership change
6:33pm
DEFR14A
ACMR
ACM Research Inc - Ordinary Shares
23 May 23
Revised proxy
4:20pm
S-8
ACMR
ACM Research Inc - Ordinary Shares
15 May 23
Registration of securities for employees
4:05pm
8-K
ACMR
ACM Research Inc - Ordinary Shares
5 May 23
Results of Operations and Financial Condition
7:00am
DEFA14A
ACMR
ACM Research Inc - Ordinary Shares
1 May 23
Additional proxy soliciting materials
4:09pm