BlackRock’s Amtech Systems ASYS Stock Holding History
Bought
  Maintained
  Sold
  | Quarter | Market Value | Status | Shares | 
        
          
          
            Change in  Stake  | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
| 
        
          
      
        2025
         Q2  | $553K | Buy | 
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        2025
         Q1  | $579K | Sell | 
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        2024
         Q4  | $657K | Buy | 
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| 
        
          
      
        2024
         Q3  | $698K | Buy | 
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| 
        
          
      
        2024
         Q2  | $699K | Buy | 
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| 
        
          
      
        2024
         Q1  | $639K | Sell | 
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| 
        
          
      
        2023
         Q4  | $558K | Sell | 
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| 
        
          
      
        2023
         Q3  | $1.02M | Sell | 
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| 
        
          
      
        2023
         Q2  | $1.38M | Buy | 
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| 
        
          
      
        2023
         Q1  | $1.32M | Sell | 
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| 
        
          
      
        2022
         Q4  | $1.06M | Buy | 
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| 
        
          
      
        2022
         Q3  | $1.18M | Sell | 
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| 
        
          
      
        2022
         Q2  | $1.02M | Sell | 
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| 
        
          
      
        2022
         Q1  | $1.42M | Sell | 
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| 
        
          
      
        2021
         Q4  | $1.43M | Buy | 
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| 
        
          
      
        2021
         Q3  | $1.63M | Sell | 
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| 
        
          
      
        2021
         Q2  | $1.39M | Sell | 
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| 
        
          
      
        2021
         Q1  | $1.97M | Buy | 
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| 
        
          
      
        2020
         Q4  | $1.05M | Buy | 
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| 
        
          
      
        2020
         Q3  | $796K | Sell | 
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| 
        
          
      
        2020
         Q2  | $796K | Buy | 
         | 
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| 
        
          
      
        2020
         Q1  | $704K | Buy | 
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| 
        
          
      
        2019
         Q4  | $1.15M | Buy | 
         | 
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| 
        
          
      
        2019
         Q3  | $724K | Buy | 
         | 
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| 
        
          
      
        2019
         Q2  | $752K | Buy | 
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| 
        
          
      
        2019
         Q1  | $674K | Sell | 
         | 
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| 
        
          
      
        2018
         Q4  | $706K | Buy | 
         | 
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| 
        
          
      
        2018
         Q3  | $828K | Buy | 
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| 
        
          
      
        2018
         Q2  | $929K | Buy | 
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| 
        
          
      
        2018
         Q1  | $393K | Buy | 
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| 
        
          
      
        2017
         Q4  | $504K | Buy | 
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| 
        
          
      
        2017
         Q3  | $588K | Sell | 
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| 
        
          
      
        2017
         Q2  | $418K | Buy | 
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| 
        
          
      
        2017
         Q1  | $262K | Buy | 
         |