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Acm Research Inc (ACMR)  
$25.78 0.73 (2.75%) as of 4:30 Fri 6/27


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Exchange: N/A
Security Type: Common
Shares Out: 54,071,000
Market Cap: 1.39(B)
Last Volume: 0 Avg Vol: 0
52 Week Range: $14.1 - $29.98
Level I Sector: N/A
Level II Sector: N/A
Level III Sector: N/A

Member Indexes:
   

Rankings:
     
Insider 3 Months    :   -
Insider 6 Months    :   -
Insider 3/6 Months :   -
Guru Rank Number :  -
Guru Rank Value     :  -
Guru Occurances    :  -

 

            6 Months   1 Year   2 Year  
 
Company Profile   ACM Research supplies capital equipment developed for the semiconductor industry. Co.'s tools are use in fabricating foundry, logic and memory chips, including dynamic random-access memory and 3D NAND-flash memory chips. Co. also develops, manufactures and sells a range of packaging tools to wafer assembly and packaging customers. Co.'s technology and product include: Single Wafer Wet Cleaning Equipment for Front End Production Processes, which consist of its proprietary Space Alternated Phase Shift, Timely Energized Bubble Oscillation and Single-Wafer Tools for Back-End Assembly and Packaging, which provides a range of single-wafer tools for back-end wafer assembly and packaging factories.

 
 
Summary  (Direct Transactions Only) 3 Months 6 Months 12 Months 24 Months
Total Shares Bought 0 0 0 0
Total Buy Value $0 $0 $0 $0
Total People Bought 0 0 0 0
Total Buy Transactions 0 0 0 0
Total Shares Sold 160,000 516,675 2,970,096 4,215,172
Total Sell Value $3,778,104 $13,747,756 $66,857,511 $92,879,826
Total People Sold 3 6 8 11
Total Sell Transactions 4 12 30 63
End Date 2025-03-30 2024-12-27 2024-06-28 2023-06-29

   
Records found: 238
  Page 1 of 10  
Filer's Name Relation Title Off-Dir-10% Tran. Date Form Action Price Mkt Value D/I Shares Holdings
Rank

  
3m +/-  
Form
   Feng Lisa See remarks   •       •      –    2025-06-24 4 AS $26.00 $390,000 D/D (15,000) 50,001 -2%     
   Feng Lisa See remarks   •       •      –    2025-06-24 4 OE $5.60 $84,000 D/D 15,000 65,001     -
   Wang David H See Remarks   •       •       •   2025-05-22 4 AS $22.63 $1,357,800 D/D (60,000) 672,708 14%     
   Wang David H See Remarks   •       •       •   2025-05-22 4 OE $1.00 $60,000 D/D 60,000 732,708     -
   Wang David H See Remarks   •       •       •   2025-05-21 4 AS $23.60 $1,652,004 D/D (70,000) 672,708 12%     
   Wang David H See Remarks   •       •       •   2025-05-21 4 OE $1.00 $70,000 D/D 70,000 742,708     -
   Mckechnie Mark See Remarks   •       •      –    2025-05-14 4 AS $25.22 $378,300 D/D (15,000) 900 3%     
   Mckechnie Mark See Remarks   •       •      –    2025-05-14 4 OE $5.60 $84,000 D/D 15,000 15,900     -
   Hu Chenming   •       •      –    2025-03-17 4 AS $30.00 $4,899,240 D/D (163,308) 100,002 -14%     
   Dun Haiping   •       •      –    2025-03-14 4 AS $28.32 $275,976 D/D (9,518) 755,090 -12%     
   Wang David H See Remarks   •       •       •   2025-03-13 4 AS $27.29 $1,023,742 D/D (37,500) 672,708 -6%     
   Wang David H See Remarks   •       •       •   2025-03-12 4 AS $27.42 $1,028,250 D/D (37,500) 710,208 -6%     
   Wang David H See Remarks   •       •       •   2025-03-11 4 AS $26.57 $1,494,563 D/D (56,250) 747,708 -5%     
   Dun Haiping   •       •      –    2025-03-10 4 AS $26.54 $398,127 D/D (15,001) 764,608 -1%     
   Dun Haiping   •       •      –    2025-03-03 4 D $25.94 $12,503 D/D (482) 779,609     -
   Dun Haiping   •       •      –    2025-03-03 4 OE $0.50 $12,501 D/D 25,001 780,091     -
   Wang David H See Remarks   •       •       •   2025-03-03 4 D $25.94 $105,005 D/D (4,048) 803,958     -
   Wang David H See Remarks   •       •       •   2025-03-03 4 OE $0.50 $105,000 D/D 210,000 808,006     -
   Cheav Sotheara See remarks   •       •      –    2025-02-06 4 AS $23.00 $519,754 D/D (22,598) 100,002 10%     
   Cheav Sotheara See remarks   •       •      –    2025-02-06 4 OE $13.89 $313,886 D/D 22,598 122,600     -
   Mckechnie Mark See Remarks   •       •      –    2025-02-06 4 AS $22.00 $330,000 D/D (15,000) 900 10%     
   Mckechnie Mark See Remarks   •       •      –    2025-02-06 4 OE $5.60 $84,000 D/D 15,000 15,900     -
   Wang David H See Remarks   •       •       •   2024-11-29 4 AS $17.44 $981,000 D/D (56,250) 598,006 12%     
   Dun Haiping   •       •      –    2024-11-29 4 AS $17.43 $332,181 D/D (19,058) 755,090 12%     
   Wang David H See Remarks   •       •       •   2024-11-26 4 AS $17.80 $1,006,087 D/D (56,250) 654,256 16%     
  238 Records found
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  Page 1 of 10
  Transaction Code Key: Ownership Code Key
  B - Buy AB - Automatic Buy D - Direct Ownership
  S - Sell AS - Automatic Sell I - Indirect Ownership
  OE - Options Exercised A - Acquired
  IO - Initital Ownership D - Disposed
 
 
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