Wellington Management Group’s Y-mAbs Therapeutics YMAB Stock Holding History
Bought
  Maintained
  Sold
  | Quarter | Market Value | Status | Shares | 
        
          
          
            Change in  Stake  | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
| 
        
          
      
        2025
         Q2  | – | Sell | 
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| 
        
          
      
        2025
         Q1  | $904K | Buy | 
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| 
        
          
      
        2024
         Q4  | $1.04M | Sell | 
         | 
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| 
        
          
      
        2024
         Q3  | $1.8M | Sell | 
         | 
    |||||
| 
        
          
      
        2024
         Q2  | $1.94M | Buy | 
         | 
    |||||
| 
        
          
      
        2024
         Q1  | $2.38M | Buy | 
         | 
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| 
        
          
      
        2022
         Q4  | – | Sell | 
         | 
    |||||
| 
        
          
      
        2022
         Q3  | $28.1M | Buy | 
         | 
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| 
        
          
      
        2022
         Q2  | $28.3M | Sell | 
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| 
        
          
      
        2022
         Q1  | $22.7M | Sell | 
         | 
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| 
        
          
      
        2021
         Q4  | $69.2M | Sell | 
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| 
        
          
      
        2021
         Q3  | $122M | Sell | 
         | 
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| 
        
          
      
        2021
         Q2  | $150M | Buy | 
         | 
    |||||
| 
        
          
      
        2021
         Q1  | $91.3M | Buy | 
         | 
    |||||
| 
        
          
      
        2020
         Q4  | $121M | Sell | 
         | 
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| 
        
          
      
        2020
         Q3  | $102M | Buy | 
         | 
    |||||
| 
        
          
      
        2020
         Q2  | $101M | Sell | 
         | 
    |||||
| 
        
          
      
        2020
         Q1  | $71.6M | Buy | 
         | 
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| 
        
          
      
        2019
         Q4  | $76.8M | Buy | 
         | 
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| 
        
          
      
        2019
         Q3  | $10.7M | Buy | 
         |