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Insider Information:   Dun Haiping
Relationship:  
City:   Fremont
State:   CA
   
Insider Summary:
  
   
Companies Owned :   1    
Direct Shares   855,090    

Indirect Shares

  0      
Direct Value   $18,469,944    

Indirect Value

  $0      
Total Shares   855,090      
Total Value   $18,469,944      


Acm Research Inc
 $18,469,944 Acm Research Inc
 $18,469,944
 


Historical Performance :
Based on 6 Month Return Percentages
Buys 
Sells 

     Total Filings :

    0   
    0    

     Stock price went up :

      
       
     Stock price went down :
      
       
   
     Gain/Loss Ratio :
   0.0   
   0.0   
     Percentage Gain/Loss :
     0.0%
   0.0%
     
   
Holdings :
     Menu Company Name Ticker Relation Direct Date Direct Shares Indirect Date Indirect Shares Total Value Sold  
            Acm Research Inc ACMR 2024-05-29 855,090 2019-08-23 0    Premium*  
* Premium Members only  

Records found :    36         Free Registration Required For Full Results.    Limit: 25

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  Page 2 of 2
Ticker Company Name Relation   Off-Dir-10% Trans. Date Form Action Price Mkt Value D/I Shares    Holdings   
Rank

 
3m +/-  
Form
ACMR Acm Research Inc   •       •      –    2023-11-14 4 D $17.23 $17,506 D/D (1,016) 889,074 0 -
ACMR Acm Research Inc   •       •      –    2023-11-22 4 AS $17.66 $264,900 D/D (15,000) 874,074 0 %
ACMR Acm Research Inc   •       •      –    2023-11-29 4 AS $17.25 $327,474 D/D (18,984) 855,090 0 %
ACMR Acm Research Inc   •       •      –    2024-03-01 4 OE $0.50 $17,500 D/D 35,000 890,090 0 -
ACMR Acm Research Inc   •       •      –    2024-03-01 4 D $30.92 $17,501 D/D (566) 889,524 0 -
ACMR Acm Research Inc   •       •      –    2024-03-08 4 AS $30.36 $455,400 D/D (15,000) 874,524 0 %
ACMR Acm Research Inc   •       •      –    2024-03-14 4 AS $27.56 $538,376 D/D (19,434) 855,090 0 %
ACMR Acm Research Inc   •       •      –    2024-05-14 4 OE $0.50 $17,500 D/D 35,000 890,090 0 -
ACMR Acm Research Inc   •       •      –    2024-05-14 4 D $23.02 $17,518 D/D (761) 889,329 0 -
ACMR Acm Research Inc   •       •      –    2024-05-22 4 AS $22.88 $343,200 D/D (15,000) 874,329 0 %
ACMR Acm Research Inc   •       •      –    2024-05-29 4 AS $22.63 $435,379 D/D (19,239) 855,090 0 -

  36  Records found
  1   2     
  Page 2 of 2  
 
Free Registration Required For Full Results.    Limit: 25

 
 
  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 - Aquired
  IO - Initital Ownership D - Disposed