Comcast
      
      
        
          CMCSA
        
        
      
    
  
          CMCSA
        
        
      1,557 hedge funds and large institutions have $152B invested in Comcast in 2017 Q2 according to their latest regulatory filings, with 102 funds opening new positions, 617 increasing their positions, 627 reducing their positions, and 71 closing their positions.
New
  Increased
  Maintained
  Reduced
  Closed
  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:
more funds holding
Funds holding: →
more capital invested
Capital invested by funds: $ → $
0.91% less ownership
Funds ownership: 83.65% → 82.74% (-0.91%)
2% less repeat investments, than reductions
Existing positions increased: 617 | Existing positions reduced: 627
4% less funds holding in top 10
Funds holding in top 10: 163 → 157 (-6)
    
      Holders
    
  
  
    
      
        
      
        1,557
      
    
      
    
  
    
      Holding in Top 10
    
  
  
    
      
        
      
        157
      
    
      
    
  
    
      Calls
    
  
  
    
      
        
      
        $2.69B
      
    
      
    
  
    
      Puts
    
  
  
    
      
        
      
        $1.78B
      
    
      
    
  
Top Buyers
| 1 | +$1.03B | |
| 2 | +$392M | |
| 3 | +$370M | |
| 4 | 
      Vanguard Group
     
      
        Malvern,
      
      
        Pennsylvania
      
     | +$338M | 
| 5 | 
      Goldman Sachs
     
      
      
        New York
      
     | +$266M | 
Top Sellers
| 1 | -$461M | |
| 2 | -$357M | |
| 3 | -$303M | |
| 4 | 
      T. Rowe Price Associates
     
      
        Baltimore,
      
      
        Maryland
      
     | -$297M | 
| 5 |   
      JPMorgan Chase & Co
     
      
      
        New York
      
     | -$265M |