One Stop Systems
      
      
        
          OSS
        
        
      
    
  
          OSS
        
        
      38 hedge funds and large institutions have $22.8M invested in One Stop Systems in 2025 Q2 according to their latest regulatory filings, with 9 funds opening new positions, 13 increasing their positions, 11 reducing their positions, and 4 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 capital invested
Capital invested by funds: $ → $
more repeat investments, than reductions
Existing positions increased: | Existing positions reduced:
15% more funds holding
Funds holding: 33 → 38 (+5)
3.6% more ownership
Funds ownership: 26.19% → 29.79% (+3.6%)
    
      Holders
    
  
  
    
      
        
      
        38
      
    
      
    
  
    
      Holding in Top 10
    
  
  
    
      
        
      
        –
      
    
      
    
  
    
      Calls
    
  
  
    
      
        
      
        $555K
      
    
      
    
  
    
      Puts
    
  
  
    
      
        
      
        $224K
      
    
      
    
  
Top Buyers
| 1 | +$1.55M | |
| 2 | +$894K | |
| 3 | +$481K | |
| 4 | 
          
   
      Citadel Advisors
     
    
      
        Miami,
      
      
        Florida
      
     
   | 
        +$437K | 
| 5 | 
          
   
    VF
   
  
      Virtu Financial
     
    
      
      
        New York
      
     
   | 
        +$179K | 
Top Sellers
| 1 | -$291K | |
| 2 | -$61.4K | |
| 3 | -$41.9K | |
| 4 | 
          
   
    GCP
   
  
      GSA Capital Partners
     
    
      
        London,
      
      
        United Kingdom
      
     
   | 
        -$30K | 
| 5 | 
          
   
    PRCP
   
  
      Pacific Ridge Capital Partners
     
    
      
        Lake Oswego,
      
      
        Oregon
      
     
   | 
        -$22.2K |