ACHN
  
  
      
        Achillion Pharmaceuticals
      
      
        
          ACHN
        
        
      
    
  
          ACHN
        
        
      Delisted
    ACHN was delisted on the 27th of January, 2020.
124 hedge funds and large institutions have $307M invested in Achillion Pharmaceuticals in 2018 Q2 according to their latest regulatory filings, with 14 funds opening new positions, 45 increasing their positions, 34 reducing their positions, and 17 closing their positions.
New
  Increased
  Maintained
  Reduced
  Closed
  more call options, than puts
Call options by funds: $ | Put options by funds: $
more repeat investments, than reductions
Existing positions increased: | Existing positions reduced:
less funds holding
Funds holding: →
less first-time investments, than exits
New positions opened: | Existing positions closed:
26% less capital invested
Capital invested by funds: $415M → $307M (-$108M)
67% less funds holding in top 10
Funds holding in top 10: 3 → 1 (-2)
    
      Holders
    
  
  
    
      
        
      
        124
      
    
      
    
  
    
      Holding in Top 10
    
  
  
    
      
        
      
        1
      
    
      
    
  
    
      Calls
    
  
  
    
      
        
      
        $426K
      
    
      
    
  
    
      Puts
    
  
  
    
      
        
      
        $151K
      
    
      
    
  
Top Buyers
| 1 | +$5.11M | |
| 2 | +$2.54M | |
| 3 | +$2.4M | |
| 4 | 
      Vanguard Group
     
      
        Malvern,
      
      
        Pennsylvania
      
     | +$720K | 
| 5 | 
    GCP
   
      GSA Capital Partners
     
      
        London,
      
      
        United Kingdom
      
     | +$689K | 
Top Sellers
| 1 | -$5.38M | |
| 2 | -$4.08M | |
| 3 | -$4.06M | |
| 4 | 
    ACH
   
      ArrowMark Colorado Holdings
     
      
        Denver,
      
      
        Colorado
      
     | -$3.47M | 
| 5 | 
    AG
   
      Artal Group
     
      
      
        Luxembourg
      
     | -$2.78M |