PIOI
  
  
      
        Active Power Inc
      
      
        
          PIOI
        
        
      
    
  
          PIOI
        
        
      Delisted
    PIOI was delisted on the 30th of November, 2016.
27 hedge funds and large institutions have $5.82M invested in Active Power Inc in 2015 Q3 according to their latest regulatory filings, with 3 funds opening new positions, 8 increasing their positions, 2 reducing their positions, and 5 closing their positions.
New
  Increased
  Maintained
  Reduced
  Closed
  more repeat investments, than reductions
Existing positions increased: | Existing positions reduced:
less funds holding
Funds holding: →
less capital invested
Capital invested by funds: $ → $
less first-time investments, than exits
New positions opened: | Existing positions closed:
    
      Holders
    
  
  
    
      
        
      
        27
      
    
      
    
  
    
      Holding in Top 10
    
  
  
    
      
        
      
        –
      
    
      
    
  
    
      Calls
    
  
  
    
      
        
      
        –
      
    
      
    
  
    
      Puts
    
  
  
    
      
        
      
        –
      
    
      
    
  
Top Buyers
| 1 | +$307K | |
| 2 | +$165K | |
| 3 | +$55.6K | |
| 4 | 
    VKH
   
      Virtu KCG Holdings
     
      
      
        New York
      
     | +$45K | 
| 5 | 
      Vanguard Group
     
      
        Malvern,
      
      
        Pennsylvania
      
     | +$5.38K | 
Top Sellers
| 1 | -$468K | |
| 2 | -$40K | |
| 3 | -$31K | |
| 4 | 
    RCM
   
      Rotella Capital Management
     
      
        Bellevue,
      
      
        Washington
      
     | -$28K | 
| 5 | 
    BIT
   
      BlackRock Institutional Trust
     
      
        San Francisco,
      
      
        California
      
     | -$12.9K |