Arrowhead Research
      
      
        
          ARWR
        
        
      
    
  
          ARWR
        
        
      261 hedge funds and large institutions have $1.32B invested in Arrowhead Research in 2025 Q1 according to their latest regulatory filings, with 43 funds opening new positions, 86 increasing their positions, 81 reducing their positions, and 47 closing their positions.
New
  Increased
  Maintained
  Reduced
  Closed
  more funds holding in top 10
Funds holding in top 10: →
more repeat investments, than reductions
Existing positions increased: | Existing positions reduced:
less first-time investments, than exits
New positions opened: | Existing positions closed:
less funds holding
Funds holding: →
4.79% less ownership
Funds ownership: 80.13% → 75.34% (-4.8%)
25% less call options, than puts
Call options by funds: $4.66M | Put options by funds: $6.24M
30% less capital invested
Capital invested by funds: $1.87B → $1.32B (-$555M)
    
      Holders
    
  
  
    
      
        
      
        261
      
    
      
    
  
    
      Holding in Top 10
    
  
  
    
      
        
      
        5
      
    
      
    
  
    
      Calls
    
  
  
    
      
        
      
        $4.66M
      
    
      
    
  
    
      Puts
    
  
  
    
      
        
      
        $6.24M
      
    
      
    
  
Top Buyers
| 1 | +$47.8M | |
| 2 | +$35.4M | |
| 3 | +$13M | |
| 4 | 
      State Street
     
      
        Boston,
      
      
        Massachusetts
      
     | +$12.5M | 
| 5 | 
      Aberdeen Group
     
      
        Edinburgh,
      
      
        United Kingdom
      
     | +$7.93M | 
Top Sellers
| 1 | -$22.8M | |
| 2 | -$19.5M | |
| 3 | -$7.85M | |
| 4 | 
    FCM
   
      Farallon Capital Management
     
      
        San Francisco,
      
      
        California
      
     | -$7.81M | 
| 5 | 
    SSA
   
      Schonfeld Strategic Advisors
     
      
      
        New York
      
     | -$7.38M | 
 
 
