ACHN
  
  
      
        Achillion Pharmaceuticals
      
      
        
          ACHN
        
        
      
    
  
          ACHN
        
        
      Delisted
    ACHN was delisted on the 27th of January, 2020.
129 hedge funds and large institutions have $467M invested in Achillion Pharmaceuticals in 2017 Q2 according to their latest regulatory filings, with 19 funds opening new positions, 43 increasing their positions, 44 reducing their positions, and 18 closing their positions.
New
  Increased
  Maintained
  Reduced
  Closed
  more capital invested
Capital invested by funds: $ → $
more call options, than puts
Call options by funds: $ | Put options by funds: $
more first-time investments, than exits
New positions opened: | Existing positions closed:
less funds holding
Funds holding: →
2% less repeat investments, than reductions
Existing positions increased: 43 | Existing positions reduced: 44
50% less funds holding in top 10
Funds holding in top 10: 2 → 1 (-1)
    
      Holders
    
  
  
    
      
        
      
        129
      
    
      
    
  
    
      Holding in Top 10
    
  
  
    
      
        
      
        1
      
    
      
    
  
    
      Calls
    
  
  
    
      
        
      
        $1.85M
      
    
      
    
  
    
      Puts
    
  
  
    
      
        
      
        $1.71M
      
    
      
    
  
Top Buyers
| 1 | +$20.8M | |
| 2 | +$7.3M | |
| 3 | +$5.77M | |
| 4 | 
      Millennium Management
     
      
      
        New York
      
     | +$5.03M | 
| 5 | 
    SAM
   
      Senzar Asset Management
     
      
      
        New York
      
     | +$4.97M | 
Top Sellers
| 1 | -$7.41M | |
| 2 | -$2.36M | |
| 3 | -$2.1M | |
| 4 | 
    MC
   
      Marcus Capital
     
      
        Northbrook,
      
      
        Illinois
      
     | -$1.75M | 
| 5 | 
      Norges Bank
     
      
        Oslo,
      
      
        Norway
      
     | -$1.75M |