| 
                 
                    Closing price on 8/15/2013
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    6.80 | 
                 
                
                    | High | 
                    7.20 | 
                 
                
                    | Low | 
                    6.80 | 
                     
                
                    | Volume | 
                    46,350 | 
                                 
                
                    | Split-adjusted Price | 
                    6.49 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
QCG Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                8/15/2013
             | 
            
                +0.30 / +4.35%
             |             
            
                6.80
             |           
            
                7.20
             |               
            
                6.80
             |                           
            
                7.20
             | 
            
                7.20
             |                     
            
                6.49
             |                                 
            
                46,350
             |            
            
                 
             |                                       
         
    
        
            | 
                8/14/2013
             | 
            
                +0.10 / +1.47%
             |             
            
                6.80
             |           
            
                6.90
             |               
            
                6.70
             |                           
            
                6.90
             | 
            
                6.90
             |                     
            
                6.22
             |                                 
            
                5,780
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/13/2013
             | 
            
                -0.20 / -2.86%
             |             
            
                7.00
             |           
            
                7.00
             |               
            
                6.80
             |                           
            
                6.80
             | 
            
                6.80
             |                     
            
                6.13
             |                                 
            
                33,100
             |            
            
                 
             |                                       
         
    
        
            | 
                8/12/2013
             | 
            
                0.00 / 0.00%
             |             
            
                7.00
             |           
            
                7.00
             |               
            
                6.90
             |                           
            
                7.00
             | 
            
                7.00
             |                     
            
                6.31
             |                                 
            
                19,640
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/9/2013
             | 
            
                0.00 / 0.00%
             |             
            
                7.00
             |           
            
                7.00
             |               
            
                6.90
             |                           
            
                7.00
             | 
            
                7.00
             |                     
            
                6.31
             |                                 
            
                11,710
             |            
            
                 
             |                                       
         
    
        
            | 
                8/8/2013
             | 
            
                0.00 / 0.00%
             |             
            
                6.90
             |           
            
                7.00
             |               
            
                6.90
             |                           
            
                7.00
             | 
            
                7.00
             |                     
            
                6.31
             |                                 
            
                7,010
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/7/2013
             | 
            
                0.00 / 0.00%
             |             
            
                7.00
             |           
            
                7.00
             |               
            
                6.90
             |                           
            
                7.00
             | 
            
                7.00
             |                     
            
                6.31
             |                                 
            
                29,420
             |            
            
                 
             |                                       
         
    
        
            | 
                8/6/2013
             | 
            
                0.00 / 0.00%
             |             
            
                7.00
             |           
            
                7.00
             |               
            
                6.90
             |                           
            
                7.00
             | 
            
                7.00
             |                     
            
                6.31
             |                                 
            
                14,060
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/5/2013
             | 
            
                -0.10 / -1.41%
             |             
            
                7.10
             |           
            
                7.10
             |               
            
                7.00
             |                           
            
                7.00
             | 
            
                7.00
             |                     
            
                6.31
             |                                 
            
                17,100
             |            
            
                 
             |                                       
         
    
        
            | 
                8/2/2013
             | 
            
                0.00 / 0.00%
             |             
            
                7.10
             |           
            
                7.10
             |               
            
                6.90
             |                           
            
                7.10
             | 
            
                7.10
             |                     
            
                6.40
             |                                 
            
                9,060
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/1/2013
             | 
            
                0.00 / 0.00%
             |             
            
                7.00
             |           
            
                7.10
             |               
            
                6.90
             |                           
            
                7.10
             | 
            
                7.10
             |                     
            
                6.40
             |                                 
            
                24,610
             |            
            
                 
             |                                       
         
    
        
            | 
                7/31/2013
             | 
            
                +0.10 / +1.43%
             |             
            
                7.00
             |           
            
                7.10
             |               
            
                6.90
             |                           
            
                7.10
             | 
            
                7.10
             |                     
            
                6.40
             |                                 
            
                51,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/30/2013
             | 
            
                -0.10 / -1.41%
             |             
            
                6.90
             |           
            
                7.10
             |               
            
                6.90
             |                           
            
                7.00
             | 
            
                7.00
             |                     
            
                6.31
             |                                 
            
                52,000
             |            
            
                 
             |                                       
         
    
        
            | 
                7/29/2013
             | 
            
                0.00 / 0.00%
             |             
            
                7.10
             |           
            
                7.30
             |               
            
                7.00
             |                           
            
                7.10
             | 
            
                7.10
             |                     
            
                6.40
             |                                 
            
                23,420
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/26/2013
             | 
            
                0.00 / 0.00%
             |             
            
                7.10
             |           
            
                7.10
             |               
            
                7.00
             |                           
            
                7.10
             | 
            
                7.10
             |                     
            
                6.40
             |                                 
            
                21,270
             |            
            
                 
             |                                       
         
    
        
            | 
                7/25/2013
             | 
            
                -0.10 / -1.39%
             |             
            
                7.20
             |           
            
                7.20
             |               
            
                7.10
             |                           
            
                7.10
             | 
            
                7.10
             |                     
            
                6.40
             |                                 
            
                26,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/24/2013
             | 
            
                -0.10 / -1.37%
             |             
            
                7.30
             |           
            
                7.30
             |               
            
                7.10
             |                           
            
                7.20
             | 
            
                7.20
             |                     
            
                6.49
             |                                 
            
                18,100
             |            
            
                 
             |                                       
         
    
        
            | 
                7/23/2013
             | 
            
                0.00 / 0.00%
             |             
            
                7.30
             |           
            
                7.30
             |               
            
                7.20
             |                           
            
                7.30
             | 
            
                7.30
             |                     
            
                6.58
             |                                 
            
                54,150
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/22/2013
             | 
            
                -0.10 / -1.35%
             |             
            
                7.40
             |           
            
                7.40
             |               
            
                7.20
             |                           
            
                7.30
             | 
            
                7.30
             |                     
            
                6.58
             |                                 
            
                10,700
             |            
            
                 
             |                                       
         
    
        
            | 
                7/19/2013
             | 
            
                0.00 / 0.00%
             |             
            
                7.40
             |           
            
                7.60
             |               
            
                7.30
             |                           
            
                7.40
             | 
            
                7.40
             |                     
            
                6.67
             |                                 
            
                59,820
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/18/2013
             | 
            
                -0.10 / -1.33%
             |             
            
                7.40
             |           
            
                7.40
             |               
            
                7.20
             |                           
            
                7.40
             | 
            
                7.40
             |                     
            
                6.67
             |                                 
            
                108,480
             |            
            
                 
             |                                       
         
    
        
            | 
                7/17/2013
             | 
            
                +0.20 / +2.74%
             |             
            
                7.20
             |           
            
                7.50
             |               
            
                7.20
             |                           
            
                7.50
             | 
            
                7.50
             |                     
            
                6.76
             |                                 
            
                42,920
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/16/2013
             | 
            
                0.00 / 0.00%
             |             
            
                7.10
             |           
            
                7.40
             |               
            
                7.10
             |                           
            
                7.30
             | 
            
                7.30
             |                     
            
                6.58
             |                                 
            
                14,500
             |            
            
                 
             |                                       
         
    
        
            | 
                7/15/2013
             | 
            
                -0.10 / -1.35%
             |             
            
                7.40
             |           
            
                7.40
             |               
            
                7.30
             |                           
            
                7.30
             | 
            
                7.30
             |                     
            
                6.58
             |                                 
            
                46,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/12/2013
             | 
            
                +0.20 / +2.78%
             |             
            
                7.20
             |           
            
                7.40
             |               
            
                7.10
             |                           
            
                7.40
             | 
            
                7.40
             |                     
            
                6.67
             |                                 
            
                172,730
             |            
            
                 
             |                                       
         
    
        
            | 
                7/11/2013
             | 
            
                0.00 / 0.00%
             |             
            
                7.00
             |           
            
                7.20
             |               
            
                7.00
             |                           
            
                7.20
             | 
            
                7.20
             |                     
            
                6.49
             |                                 
            
                26,280
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/10/2013
             | 
            
                -0.10 / -1.37%
             |             
            
                7.20
             |           
            
                7.30
             |               
            
                7.10
             |                           
            
                7.20
             | 
            
                7.20
             |                     
            
                6.49
             |                                 
            
                30,370
             |            
            
                 
             |                                       
         
    
        
            | 
                7/9/2013
             | 
            
                0.00 / 0.00%
             |             
            
                7.10
             |           
            
                7.40
             |               
            
                7.10
             |                           
            
                7.30
             | 
            
                7.30
             |                     
            
                6.58
             |                                 
            
                21,090
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/8/2013
             | 
            
                -0.10 / -1.35%
             |             
            
                7.20
             |           
            
                7.30
             |               
            
                7.10
             |                           
            
                7.30
             | 
            
                7.30
             |                     
            
                6.58
             |                                 
            
                29,600
             |            
            
                 
             |                                       
         
    
        
            | 
                7/5/2013
             | 
            
                0.00 / 0.00%
             |             
            
                7.40
             |           
            
                7.40
             |               
            
                7.10
             |                           
            
                7.40
             | 
            
                7.40
             |                     
            
                6.67
             |                                 
            
                10,650
             |  
            
                 
             |                                                              
             
    
         
    
    
 |