Lam Research
      
      
        
          LRCX
        
        
      
    
  
          LRCX
        
        
      1,775 hedge funds and large institutions have $74.2B invested in Lam Research in 2025 Q1 according to their latest regulatory filings, with 270 funds opening new positions, 727 increasing their positions, 541 reducing their positions, and 138 closing their positions.
New
  Increased
  Maintained
  Reduced
  Closed
  more first-time investments, than exits
New positions opened: | Existing positions closed:
more funds holding in top 10
Funds holding in top 10: →
more repeat investments, than reductions
Existing positions increased: | Existing positions reduced:
more funds holding
Funds holding: →
4% more call options, than puts
Call options by funds: $1.79B | Put options by funds: $1.72B
0.45% less ownership
Funds ownership: 80.1% → 79.65% (-0.45%)
0% less capital invested
Capital invested by funds: $74.6B → $74.2B (-$361M)
    
      Holders
    
  
  
    
      
        
      
        1,775
      
    
      
    
  
    
      Holding in Top 10
    
  
  
    
      
        
      
        31
      
    
      
    
  
    
      Calls
    
  
  
    
      
        
      
        $1.79B
      
    
      
    
  
    
      Puts
    
  
  
    
      
        
      
        $1.72B
      
    
      
    
  
Top Buyers
| 1 | +$608M | |
| 2 | +$587M | |
| 3 | +$562M | |
| 4 | 
      Coatue Management
     
      
      
        New York
      
     | +$303M | 
| 5 | 
      Citadel Advisors
     
      
        Miami,
      
      
        Florida
      
     | +$257M | 
Top Sellers
| 1 | -$1.28B | |
| 2 | -$468M | |
| 3 | -$271M | |
| 4 | 
      Janus Henderson Group
     
      
        London,
      
      
        United Kingdom
      
     | -$260M | 
| 5 | 
      D.E. Shaw & Co
     
      
      
        New York
      
     | -$234M |