Ma Yue Nmn
See Remarks
Award
Calculated transaction value
$0
13,470 shares @ $0
Traded
Oct 1, 2026
Filed
Nov 6, 2026
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ACM Research
ACMR
ManufacturingIndustrial Machinery
Transactions reported in official disclosures
Price with disclosed trades
Daily closes, past year · marks sit on transaction dates, sized by value
60 trades
| Reporting person | Filed | Transaction | Transaction value | Source | Actions |
|---|---|---|---|---|---|
| Ma Yue Nmn See Remarks | Nov 6, 2026 36-day lag | Award Oct 1, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Ma Yue Nmn See Remarks | Nov 6, 2026 36-day lag | Award Oct 1, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Wang David H See Remarks | Sep 10, 2026 1-day lag | Sale Sep 9, 2026 | $2.47M Filed shares x price | SEC Form 4 View filing | |
| Wang David H See Remarks | Sep 10, 2026 1-day lag | Sale Sep 9, 2026 | $1.41M Filed shares x price | SEC Form 4 View filing | |
| Wang David H See Remarks | Sep 10, 2026 1-day lag | Exercise Sep 9, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Wang David H See Remarks | Sep 10, 2026 1-day lag | Exercise Sep 9, 2026 | $70K Filed shares x price | SEC Form 4 View filing | |
| Wang David H See Remarks | Sep 10, 2026 1-day lag | Sale Sep 9, 2026 | $368.84K Filed shares x price | SEC Form 4 View filing | |
| Wang David H See Remarks | Sep 10, 2026 1-day lag | Sale Sep 9, 2026 | $85.35K Filed shares x price | SEC Form 4 View filing | |
| Wang David H See Remarks | Sep 10, 2026 1-day lag | Sale Sep 9, 2026 | $881.72K Filed shares x price | SEC Form 4 View filing | |
| Wang David H See Remarks | Sep 10, 2026 2-day lag | Sale Sep 8, 2026 | $117.86K Filed shares x price | SEC Form 4 View filing | |
| Wang David H See Remarks | Sep 10, 2026 2-day lag | Sale Sep 8, 2026 | $962.18K Filed shares x price | SEC Form 4 View filing | |
| Wang David H See Remarks | Sep 10, 2026 2-day lag | Sale Sep 8, 2026 | $364.98K Filed shares x price | SEC Form 4 View filing | |
| Wang David H See Remarks | Sep 10, 2026 2-day lag | Exercise Sep 8, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Wang David H See Remarks | Sep 10, 2026 2-day lag | Exercise Sep 8, 2026 | $70K Filed shares x price | SEC Form 4 View filing | |
| Wang David H See Remarks | Sep 10, 2026 2-day lag | Sale Sep 8, 2026 | $3.96M Filed shares x price | SEC Form 4 View filing | |
| Pappis Charles C Director | Aug 26, 2026 14-day lag | Award Aug 12, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Pappis Charles C Director | Aug 26, 2026 14-day lag | Award Aug 12, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Liu Tracy Director | Aug 26, 2026 14-day lag | Award Aug 12, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Liu Tracy Director | Aug 26, 2026 14-day lag | Award Aug 12, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Dun Haiping Director | Aug 26, 2026 14-day lag | Award Aug 12, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Dun Haiping Director | Aug 26, 2026 14-day lag | Award Aug 12, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Mckechnie Mark See Remarks | Aug 21, 2026 1-day lag | Sale Aug 20, 2026 | $2.35M Filed shares x price | SEC Form 4 View filing | |
| Mckechnie Mark See Remarks | Aug 21, 2026 1-day lag | Sale Aug 20, 2026 | $1.04M Filed shares x price | SEC Form 4 View filing | |
| Mckechnie Mark See Remarks | Aug 21, 2026 1-day lag | Exercise Aug 20, 2026 | $347.25K Filed shares x price | SEC Form 4 View filing | |
| Mckechnie Mark See Remarks | Aug 21, 2026 1-day lag | Exercise Aug 20, 2026 | $588.58K Filed shares x price | SEC Form 4 View filing | |
| Mckechnie Mark See Remarks | Aug 21, 2026 1-day lag | Exercise Aug 20, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Mckechnie Mark See Remarks | Aug 21, 2026 1-day lag | Exercise Aug 20, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Mckechnie Mark See Remarks | Aug 21, 2026 1-day lag | Sale Aug 20, 2026 | $873.07K Filed shares x price | SEC Form 4 View filing | |
| Dun Haiping Director | Aug 20, 2026 2-day lag | Exercise Aug 18, 2026 | $28K Filed shares x price | SEC Form 4 View filing | |
| Dun Haiping Director | Aug 20, 2026 2-day lag | Exercise Aug 18, 2026 | $0 Filed shares x price | SEC Form 4 View filing |
Ma Yue Nmn
See Remarks
Award
Calculated transaction value
$0
100,000 shares @ $0
Traded
Oct 1, 2026
Filed
Nov 6, 2026
Wang David H
See Remarks
Sale
Calculated transaction value
$2.47M
33,493 shares @ $73.8
Traded
Sep 9, 2026
Filed
Sep 10, 2026
Wang David H
See Remarks
Sale
Calculated transaction value
$1.41M
18,934 shares @ $74.67
Traded
Sep 9, 2026
Filed
Sep 10, 2026
Wang David H
See Remarks
Exercise
Calculated transaction value
$0
70,000 shares @ $0
Traded
Sep 9, 2026
Filed
Sep 10, 2026
Wang David H
See Remarks
Exercise
Calculated transaction value
$70K
70,000 shares @ $1
Traded
Sep 9, 2026
Filed
Sep 10, 2026
Wang David H
See Remarks
Sale
Calculated transaction value
$368.84K
4,807 shares @ $76.73
Traded
Sep 9, 2026
Filed
Sep 10, 2026
Wang David H
See Remarks
Sale
Calculated transaction value
$85.35K
1,100 shares @ $77.59
Traded
Sep 9, 2026
Filed
Sep 10, 2026
Wang David H
See Remarks
Sale
Calculated transaction value
$881.72K
11,666 shares @ $75.58
Traded
Sep 9, 2026
Filed
Sep 10, 2026
Wang David H
See Remarks
Sale
Calculated transaction value
$117.86K
1,500 shares @ $78.57
Traded
Sep 8, 2026
Filed
Sep 10, 2026
Wang David H
See Remarks
Sale
Calculated transaction value
$962.18K
12,323 shares @ $78.08
Traded
Sep 8, 2026
Filed
Sep 10, 2026
Wang David H
See Remarks
Sale
Calculated transaction value
$364.98K
4,803 shares @ $75.99
Traded
Sep 8, 2026
Filed
Sep 10, 2026
Wang David H
See Remarks
Exercise
Calculated transaction value
$0
70,000 shares @ $0
Traded
Sep 8, 2026
Filed
Sep 10, 2026
Wang David H
See Remarks
Exercise
Calculated transaction value
$70K
70,000 shares @ $1
Traded
Sep 8, 2026
Filed
Sep 10, 2026
Wang David H
See Remarks
Sale
Calculated transaction value
$3.96M
51,374 shares @ $77.15
Traded
Sep 8, 2026
Filed
Sep 10, 2026
Pappis Charles C
Director
Award
Calculated transaction value
$0
6,400 shares @ $0
Traded
Aug 12, 2026
Filed
Aug 26, 2026
Pappis Charles C
Director
Award
Calculated transaction value
$0
728 shares @ $0
Traded
Aug 12, 2026
Filed
Aug 26, 2026
Liu Tracy
Director
Award
Calculated transaction value
$0
728 shares @ $0
Traded
Aug 12, 2026
Filed
Aug 26, 2026
Liu Tracy
Director
Award
Calculated transaction value
$0
6,400 shares @ $0
Traded
Aug 12, 2026
Filed
Aug 26, 2026
Dun Haiping
Director
Award
Calculated transaction value
$0
6,400 shares @ $0
Traded
Aug 12, 2026
Filed
Aug 26, 2026
Dun Haiping
Director
Award
Calculated transaction value
$0
728 shares @ $0
Traded
Aug 12, 2026
Filed
Aug 26, 2026
Mckechnie Mark
See Remarks
Sale
Calculated transaction value
$2.35M
30,365 shares @ $77.45
Traded
Aug 20, 2026
Filed
Aug 21, 2026
Mckechnie Mark
See Remarks
Sale
Calculated transaction value
$1.04M
13,625 shares @ $76.34
Traded
Aug 20, 2026
Filed
Aug 21, 2026
Mckechnie Mark
See Remarks
Exercise
Calculated transaction value
$347.25K
25,000 shares @ $13.89
Traded
Aug 20, 2026
Filed
Aug 21, 2026
Mckechnie Mark
See Remarks
Exercise
Calculated transaction value
$588.58K
30,199 shares @ $19.49
Traded
Aug 20, 2026
Filed
Aug 21, 2026
Mckechnie Mark
See Remarks
Exercise
Calculated transaction value
$0
25,000 shares @ $0
Traded
Aug 20, 2026
Filed
Aug 21, 2026
Mckechnie Mark
See Remarks
Exercise
Calculated transaction value
$0
30,199 shares @ $0
Traded
Aug 20, 2026
Filed
Aug 21, 2026
Mckechnie Mark
See Remarks
Sale
Calculated transaction value
$873.07K
11,209 shares @ $77.89
Traded
Aug 20, 2026
Filed
Aug 21, 2026
Dun Haiping
Director
Exercise
Calculated transaction value
$28K
5,000 shares @ $5.6
Traded
Aug 18, 2026
Filed
Aug 20, 2026
Dun Haiping
Director
Exercise
Calculated transaction value
$0
5,000 shares @ $0
Traded
Aug 18, 2026
Filed
Aug 20, 2026