SIEN
  
  
      
        Sientra, Inc.
      
      
        
          SIEN
        
        
      
    
  
          SIEN
        
        
      Delisted
    SIEN was delisted on the 21st of February, 2024.
69 hedge funds and large institutions have $229M invested in Sientra, Inc. in 2017 Q3 according to their latest regulatory filings, with 14 funds opening new positions, 26 increasing their positions, 14 reducing their positions, and 10 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:
more capital invested
Capital invested by funds: $ → $
more first-time investments, than exits
New positions opened: | Existing positions closed:
6% more funds holding
Funds holding: 65 → 69 (+4)
25% less funds holding in top 10
Funds holding in top 10: 4 → 3 (-1)
    
      Holders
    
  
  
    
      
        
      
        69
      
    
      
    
  
    
      Holding in Top 10
    
  
  
    
      
        
      
        3
      
    
      
    
  
    
      Calls
    
  
  
    
      
        
      
        $875K
      
    
      
    
  
    
      Puts
    
  
  
    
      
        
      
        $251K
      
    
      
    
  
Top Buyers
| 1 | +$5.45M | |
| 2 | +$3.02M | |
| 3 | +$3.02M | |
| 4 | 
    PVI
   
      Pura Vida Investments
     
      
      
        New York
      
     | +$2.89M | 
| 5 | 
    PG
   
      PEAK6 Group
     
      
        Chicago,
      
      
        Illinois
      
     | +$2.05M | 
Top Sellers
| 1 | -$4.79M | |
| 2 | -$4.7M | |
| 3 | -$4.59M | |
| 4 | 
    PCM
   
      Prelude Capital Management
     
      
      
        New York
      
     | -$1.8M | 
| 5 | 
      Ameriprise
     
      
        Minneapolis,
      
      
        Minnesota
      
     | -$1.66M |