After hours
⌘K
Sign in Sign up
You're reading the free version. Trader adds the live tape and alerts. Start tracking

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
Dun Haiping Director Aug 20, 2026 2-day lag Sale Aug 18, 2026 $32.87K Filed shares x price SEC Form 4 View filing
Dun Haiping Director Aug 20, 2026 2-day lag Sale Aug 18, 2026 $96.35K Filed shares x price SEC Form 4 View filing
Dun Haiping Director Aug 20, 2026 2-day lag Sale Aug 18, 2026 $276.45K Filed shares x price SEC Form 4 View filing
Wang David H See Remarks Jul 6, 2026 54-day lag Award May 13, 2026 $0 Filed shares x price SEC Form 4 View filing
Cheav Sotheara See Remarks Jun 5, 2026 Same-day filing Exercise Jun 5, 2026 $74.99K Filed shares x price SEC Form 4 View filing
Cheav Sotheara See Remarks Jun 5, 2026 Same-day filing Exercise Jun 5, 2026 $0 Filed shares x price SEC Form 4 View filing
Cheav Sotheara See Remarks Jun 5, 2026 Same-day filing Sale Jun 5, 2026 $140.67K Filed shares x price SEC Form 4 View filing
Cheav Sotheara See Remarks Jun 5, 2026 Same-day filing Sale Jun 5, 2026 $79.97K Filed shares x price SEC Form 4 View filing
Cheav Sotheara See Remarks Jun 5, 2026 Same-day filing Sale Jun 5, 2026 $33.6K Filed shares x price SEC Form 4 View filing
Cheav Sotheara See Remarks Jun 5, 2026 Same-day filing Sale Jun 5, 2026 $194.84K Filed shares x price SEC Form 4 View filing
Cheav Sotheara See Remarks Jun 5, 2026 1-day lag Exercise Jun 4, 2026 $0 Filed shares x price SEC Form 4 View filing
Wang David H See Remarks Jun 5, 2026 1-day lag Sale Jun 4, 2026 $172.75K Filed shares x price SEC Form 4 View filing
Wang David H See Remarks Jun 5, 2026 1-day lag Sale Jun 4, 2026 $946.08K Filed shares x price SEC Form 4 View filing
Wang David H See Remarks Jun 5, 2026 1-day lag Exercise Jun 4, 2026 $40K Filed shares x price SEC Form 4 View filing
Cheav Sotheara See Remarks Jun 5, 2026 1-day lag Exercise Jun 4, 2026 $185.45K Filed shares x price SEC Form 4 View filing
Wang David H See Remarks Jun 5, 2026 1-day lag Sale Jun 4, 2026 $1.49M Filed shares x price SEC Form 4 View filing
Wang David H See Remarks Jun 5, 2026 1-day lag Sale Jun 4, 2026 $72.61K Filed shares x price SEC Form 4 View filing
Cheav Sotheara See Remarks Jun 5, 2026 1-day lag Sale Jun 4, 2026 $243.5K Filed shares x price SEC Form 4 View filing
Wang David H See Remarks Jun 5, 2026 1-day lag Exercise Jun 4, 2026 $0 Filed shares x price SEC Form 4 View filing
Cheav Sotheara See Remarks Jun 5, 2026 1-day lag Sale Jun 4, 2026 $109.3K Filed shares x price SEC Form 4 View filing
Cheav Sotheara See Remarks Jun 5, 2026 1-day lag Sale Jun 4, 2026 $784.03K Filed shares x price SEC Form 4 View filing
Wang David H See Remarks Jun 5, 2026 1-day lag Sale Jun 4, 2026 $747.66K Filed shares x price SEC Form 4 View filing
Wang David H See Remarks Jun 5, 2026 2-day lag Sale Jun 3, 2026 $376.55K Filed shares x price SEC Form 4 View filing
Wang David H See Remarks Jun 5, 2026 2-day lag Sale Jun 3, 2026 $539.78K Filed shares x price SEC Form 4 View filing
Wang David H See Remarks Jun 5, 2026 2-day lag Sale Jun 3, 2026 $110.44K Filed shares x price SEC Form 4 View filing
Wang David H See Remarks Jun 5, 2026 2-day lag Sale Jun 3, 2026 $900.99K Filed shares x price SEC Form 4 View filing
Wang David H See Remarks Jun 5, 2026 2-day lag Exercise Jun 3, 2026 $0 Filed shares x price SEC Form 4 View filing
Wang David H See Remarks Jun 5, 2026 2-day lag Sale Jun 3, 2026 $560.13K Filed shares x price SEC Form 4 View filing
Wang David H See Remarks Jun 5, 2026 2-day lag Exercise Jun 3, 2026 $60K Filed shares x price SEC Form 4 View filing
Wang David H See Remarks Jun 5, 2026 2-day lag Sale Jun 3, 2026 $2.92M Filed shares x price SEC Form 4 View filing
Dun Haiping Director
Sale
Calculated transaction value
$32.87K 400 shares @ $82.17
Traded
Aug 18, 2026
Filed
Aug 20, 2026
SEC Form 4
View filing Trade details
Dun Haiping Director
Sale
Calculated transaction value
$96.35K 1,200 shares @ $80.29
Traded
Aug 18, 2026
Filed
Aug 20, 2026
SEC Form 4
View filing Trade details
Dun Haiping Director
Sale
Calculated transaction value
$276.45K 3,400 shares @ $81.31
Traded
Aug 18, 2026
Filed
Aug 20, 2026
SEC Form 4
View filing Trade details
Wang David H See Remarks
Award
Calculated transaction value
$0 6,208 shares @ $0
Traded
May 13, 2026
Filed
Jul 6, 2026
SEC Form 4
View filing Trade details
Cheav Sotheara See Remarks
Exercise
Calculated transaction value
$74.99K 5,399 shares @ $13.89
Traded
Jun 5, 2026
Filed
Jun 5, 2026
SEC Form 4
View filing Trade details
Cheav Sotheara See Remarks
Exercise
Calculated transaction value
$0 5,399 shares @ $0
Traded
Jun 5, 2026
Filed
Jun 5, 2026
SEC Form 4
View filing Trade details
Cheav Sotheara See Remarks
Sale
Calculated transaction value
$140.67K 1,647 shares @ $85.41
Traded
Jun 5, 2026
Filed
Jun 5, 2026
SEC Form 4
View filing Trade details
Cheav Sotheara See Remarks
Sale
Calculated transaction value
$79.97K 968 shares @ $82.61
Traded
Jun 5, 2026
Filed
Jun 5, 2026
SEC Form 4
View filing Trade details
Cheav Sotheara See Remarks
Sale
Calculated transaction value
$33.6K 400 shares @ $84.01
Traded
Jun 5, 2026
Filed
Jun 5, 2026
SEC Form 4
View filing Trade details
Cheav Sotheara See Remarks
Sale
Calculated transaction value
$194.84K 2,384 shares @ $81.73
Traded
Jun 5, 2026
Filed
Jun 5, 2026
SEC Form 4
View filing Trade details
Cheav Sotheara See Remarks
Exercise
Calculated transaction value
$0 13,351 shares @ $0
Traded
Jun 4, 2026
Filed
Jun 5, 2026
SEC Form 4
View filing Trade details
Wang David H See Remarks
Sale
Calculated transaction value
$172.75K 2,060 shares @ $83.86
Traded
Jun 4, 2026
Filed
Jun 5, 2026
SEC Form 4
View filing Trade details
Wang David H See Remarks
Sale
Calculated transaction value
$946.08K 10,992 shares @ $86.07
Traded
Jun 4, 2026
Filed
Jun 5, 2026
SEC Form 4
View filing Trade details
Wang David H See Remarks
Exercise
Calculated transaction value
$40K 40,002 shares @ $1
Traded
Jun 4, 2026
Filed
Jun 5, 2026
SEC Form 4
View filing Trade details
Cheav Sotheara See Remarks
Exercise
Calculated transaction value
$185.45K 13,351 shares @ $13.89
Traded
Jun 4, 2026
Filed
Jun 5, 2026
SEC Form 4
View filing Trade details
Wang David H See Remarks
Sale
Calculated transaction value
$1.49M 17,543 shares @ $85.11
Traded
Jun 4, 2026
Filed
Jun 5, 2026
SEC Form 4
View filing Trade details
Wang David H See Remarks
Sale
Calculated transaction value
$72.61K 826 shares @ $87.91
Traded
Jun 4, 2026
Filed
Jun 5, 2026
SEC Form 4
View filing Trade details
Cheav Sotheara See Remarks
Sale
Calculated transaction value
$243.5K 2,839 shares @ $85.77
Traded
Jun 4, 2026
Filed
Jun 5, 2026
SEC Form 4
View filing Trade details
Wang David H See Remarks
Exercise
Calculated transaction value
$0 40,002 shares @ $0
Traded
Jun 4, 2026
Filed
Jun 5, 2026
SEC Form 4
View filing Trade details
Cheav Sotheara See Remarks
Sale
Calculated transaction value
$109.3K 1,300 shares @ $84.08
Traded
Jun 4, 2026
Filed
Jun 5, 2026
SEC Form 4
View filing Trade details
Cheav Sotheara See Remarks
Sale
Calculated transaction value
$784.03K 9,212 shares @ $85.11
Traded
Jun 4, 2026
Filed
Jun 5, 2026
SEC Form 4
View filing Trade details
Wang David H See Remarks
Sale
Calculated transaction value
$747.66K 8,581 shares @ $87.13
Traded
Jun 4, 2026
Filed
Jun 5, 2026
SEC Form 4
View filing Trade details
Wang David H See Remarks
Sale
Calculated transaction value
$376.55K 4,300 shares @ $87.57
Traded
Jun 3, 2026
Filed
Jun 5, 2026
SEC Form 4
View filing Trade details
Wang David H See Remarks
Sale
Calculated transaction value
$539.78K 5,843 shares @ $92.38
Traded
Jun 3, 2026
Filed
Jun 5, 2026
SEC Form 4
View filing Trade details
Wang David H See Remarks
Sale
Calculated transaction value
$110.44K 1,187 shares @ $93.04
Traded
Jun 3, 2026
Filed
Jun 5, 2026
SEC Form 4
View filing Trade details
Wang David H See Remarks
Sale
Calculated transaction value
$900.99K 9,925 shares @ $90.78
Traded
Jun 3, 2026
Filed
Jun 5, 2026
SEC Form 4
View filing Trade details
Wang David H See Remarks
Exercise
Calculated transaction value
$0 60,000 shares @ $0
Traded
Jun 3, 2026
Filed
Jun 5, 2026
SEC Form 4
View filing Trade details
Wang David H See Remarks
Sale
Calculated transaction value
$560.13K 6,295 shares @ $88.98
Traded
Jun 3, 2026
Filed
Jun 5, 2026
SEC Form 4
View filing Trade details
Wang David H See Remarks
Exercise
Calculated transaction value
$60K 60,000 shares @ $1
Traded
Jun 3, 2026
Filed
Jun 5, 2026
SEC Form 4
View filing Trade details
Wang David H See Remarks
Sale
Calculated transaction value
$2.92M 32,450 shares @ $89.84
Traded
Jun 3, 2026
Filed
Jun 5, 2026
SEC Form 4
View filing Trade details

Showing 31 to 60 of 60 entries