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ACM Research, Inc. planned insider sales

In the twelve months since 11 October 2025 insiders at ACM Research, Inc. filed 27 Form 144 notices of planned sales, 948,752 shares worth $51.2 million at the time of filing, from 8 sellers. The latest, filed 9 September 2026: Hui Wang (officer, director, 10% stockholder), 70,000 shares worth $5.2 million, planned for around 9 September 2026 through Morgan Stanley Smith Barney LLC Executive Financial Services.

FiledSellerRelationshipSharesValuePlanned saleBrokerHow acquiredFiling
9 September 2026Hui WangOfficer, Director, 10% Stockholder70,000$5.2 million9 September 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesStock Option ExerciseForm 144
8 September 2026Hui WangOfficer, Director, 10% Stockholder70,000$5.4 million8 September 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesStock Option ExerciseForm 144
20 August 2026Mark A McKechnieOfficer55,199$4.3 million20 August 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesStock Option ExerciseForm 144
18 August 2026Haiping DunDirector5,000$405,66318 August 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesStock Option ExerciseForm 144
5 June 2026Sotheara CheavOfficer5,399$449,0805 June 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesStock Option ExerciseForm 144
4 June 2026Sotheara CheavOfficer13,351$1.1 million4 June 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesStock Option ExerciseForm 144
4 June 2026Hui WangOfficer, Director, 10% Stockholder40,002$3.4 million4 June 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesStock Option ExerciseForm 144
3 June 2026Hui WangOfficer, Director, 10% Stockholder60,000$5.4 million3 June 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesStock Option ExerciseForm 144
19 May 2026Haiping DunDirector5,000$331,12019 May 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesStock Option ExerciseForm 144
17 April 2026Charles PappisDirector5,000$260,00117 April 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesStock Option ExerciseForm 144
12 March 2026Hui WangOfficer, Director, 10% Stockholder50,000$2.3 million12 March 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesStock Option ExerciseForm 144
12 March 2026Mark A McKechnieOfficer98,551$4.5 million12 March 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesStock Option ExerciseForm 144
11 March 2026Tracy Dong LiuDirector15,000$718,66611 March 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesStock Option ExerciseForm 144
11 March 2026Hui WangOfficer, Director, 10% Stockholder60,000$2.9 million11 March 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesStock Option ExerciseForm 144
10 March 2026Tracy Dong LiuDirector45,000$2.1 million10 March 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesStock Option ExerciseForm 144
9 March 2026Haiping DunDirector5,000$217,3449 March 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesStock Option ExerciseForm 144
6 March 2026Lisa Yi Lu FengOfficer15,000$691,1736 March 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesStock Option ExerciseForm 144
5 March 2026Charles PappisDirector5,000$250,4855 March 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesStock Option ExerciseForm 144
5 March 2026Lisa Yi Lu FengOfficer15,000$750,1485 March 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesStock Option ExerciseForm 144
8 December 2025Mark A McKechnieOfficer22,500$797,6258 December 2025Morgan Stanley Smith Barney LLC Executive Financial ServicesStock Option ExerciseForm 144
4 December 2025Mark A McKechnieOfficer8,750$293,8564 December 2025Morgan Stanley Smith Barney LLC Executive Financial ServicesStock Option ExerciseForm 144
4 December 2025Hui WangOfficer, Director, 10% Stockholder60,000$2.0 million4 December 2025Morgan Stanley Smith Barney LLC Executive Financial ServicesStock Option ExerciseForm 144
3 December 2025Fuping ChenOfficer20,000$661,1063 December 2025Morgan Stanley Smith Barney LLC Executive Financial ServicesStock Option ExerciseForm 144
3 December 2025Hui WangOfficer, Director, 10% Stockholder70,000$2.3 million3 December 2025Morgan Stanley Smith Barney LLC Executive Financial ServicesStock Option ExerciseForm 144
2 December 2025Fuping ChenOfficer100,000$3.3 million2 December 2025Morgan Stanley Smith Barney LLC Executive Financial ServicesStock Option ExerciseForm 144
13 November 2025Lisa Yi Lu FengOfficer15,000$506,79613 November 2025Morgan Stanley Smith Barney LLC Executive Financial ServicesStock Option ExerciseForm 144
12 November 2025Lisa Yi Lu FengOfficer15,000$491,40812 November 2025Morgan Stanley Smith Barney LLC Executive Financial ServicesStock Option ExerciseForm 144
A Form 144 is the notice an insider files with the SEC before selling restricted or control shares over the Rule 144 thresholds; it says what may be sold, not what was.
Read moreValue is the filer's own aggregate market value. Whether the sale happened shows up later on Form 4, on the insiders page.

Source

Form 144 filings on EDGAR for ACM Research, Inc.: the company's filing index, each notice read from its own XML.

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