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            | 
                 
                    Closing price on 9/7/2021
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    3.19 | 
                 
                
                    | High | 
                    3.19 | 
                 
                
                    | Low | 
                    3.10 | 
                     
                
                    | Volume | 
                    2,897,800 | 
                                 
                
                    | Split-adjusted Price | 
                    3.18 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
QBS Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                9/7/2021
             | 
            
                +0.19 / +6.35%
             |             
            
                3.19
             |           
            
                3.19
             |               
            
                3.10
             |                           
            
                3.18
             | 
            
                3.18
             |                     
            
                3.18
             |                                 
            
                2,897,800
             |            
            
                 
             |                                       
         
    
        
            | 
                9/6/2021
             | 
            
                +0.19 / +6.79%
             |             
            
                2.99
             |           
            
                2.99
             |               
            
                2.99
             |                           
            
                2.99
             | 
            
                2.99
             |                     
            
                2.99
             |                                 
            
                305,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/27/2021
             | 
            
                0.00 / 0.00%
             |             
            
                2.80
             |           
            
                2.90
             |               
            
                2.80
             |                           
            
                2.80
             | 
            
                2.82
             |                     
            
                2.80
             |                                 
            
                450,200
             |            
            
                 
             |                                       
         
    
        
            | 
                8/26/2021
             | 
            
                -0.10 / -3.45%
             |             
            
                2.90
             |           
            
                3.00
             |               
            
                2.80
             |                           
            
                2.80
             | 
            
                2.90
             |                     
            
                2.80
             |                                 
            
                327,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/25/2021
             | 
            
                +0.10 / +3.57%
             |             
            
                2.80
             |           
            
                3.00
             |               
            
                2.70
             |                           
            
                2.90
             | 
            
                2.85
             |                     
            
                2.90
             |                                 
            
                1,007,600
             |            
            
                 
             |                                       
         
    
        
            | 
                8/24/2021
             | 
            
                -0.10 / -3.45%
             |             
            
                2.90
             |           
            
                3.00
             |               
            
                2.80
             |                           
            
                2.80
             | 
            
                2.88
             |                     
            
                2.80
             |                                 
            
                922,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/23/2021
             | 
            
                0.00 / 0.00%
             |             
            
                2.90
             |           
            
                2.90
             |               
            
                2.80
             |                           
            
                2.90
             | 
            
                2.85
             |                     
            
                2.90
             |                                 
            
                647,600
             |            
            
                 
             |                                       
         
    
        
            | 
                8/20/2021
             | 
            
                -0.10 / -3.33%
             |             
            
                3.00
             |           
            
                3.10
             |               
            
                2.80
             |                           
            
                2.90
             | 
            
                2.89
             |                     
            
                2.90
             |                                 
            
                1,883,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/19/2021
             | 
            
                -0.10 / -3.23%
             |             
            
                3.10
             |           
            
                3.10
             |               
            
                2.90
             |                           
            
                3.00
             | 
            
                3.01
             |                     
            
                3.00
             |                                 
            
                911,900
             |            
            
                 
             |                                       
         
    
        
            | 
                8/18/2021
             | 
            
                -0.10 / -3.13%
             |             
            
                3.20
             |           
            
                3.20
             |               
            
                3.00
             |                           
            
                3.10
             | 
            
                3.10
             |                     
            
                3.10
             |                                 
            
                764,711
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/17/2021
             | 
            
                +0.10 / +3.23%
             |             
            
                3.10
             |           
            
                3.20
             |               
            
                3.00
             |                           
            
                3.20
             | 
            
                3.12
             |                     
            
                3.20
             |                                 
            
                1,908,200
             |            
            
                 
             |                                       
         
    
        
            | 
                8/16/2021
             | 
            
                0.00 / 0.00%
             |             
            
                3.10
             |           
            
                3.20
             |               
            
                3.00
             |                           
            
                3.10
             | 
            
                3.08
             |                     
            
                3.10
             |                                 
            
                1,447,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/13/2021
             | 
            
                0.00 / 0.00%
             |             
            
                3.10
             |           
            
                3.20
             |               
            
                2.90
             |                           
            
                3.10
             | 
            
                3.00
             |                     
            
                3.10
             |                                 
            
                1,297,900
             |            
            
                 
             |                                       
         
    
        
            | 
                8/12/2021
             | 
            
                +0.10 / +3.33%
             |             
            
                3.30
             |           
            
                3.30
             |               
            
                3.00
             |                           
            
                3.10
             | 
            
                3.16
             |                     
            
                3.10
             |                                 
            
                2,302,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/11/2021
             | 
            
                +0.20 / +7.14%
             |             
            
                2.80
             |           
            
                3.00
             |               
            
                2.70
             |                           
            
                3.00
             | 
            
                2.92
             |                     
            
                3.00
             |                                 
            
                2,739,400
             |            
            
                 
             |                                       
         
    
        
            | 
                8/10/2021
             | 
            
                0.00 / 0.00%
             |             
            
                2.90
             |           
            
                2.90
             |               
            
                2.70
             |                           
            
                2.80
             | 
            
                2.72
             |                     
            
                2.80
             |                                 
            
                926,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/9/2021
             | 
            
                0.00 / 0.00%
             |             
            
                2.80
             |           
            
                2.90
             |               
            
                2.70
             |                           
            
                2.80
             | 
            
                2.81
             |                     
            
                2.80
             |                                 
            
                671,800
             |            
            
                 
             |                                       
         
    
        
            | 
                8/6/2021
             | 
            
                -0.10 / -3.45%
             |             
            
                2.90
             |           
            
                2.90
             |               
            
                2.70
             |                           
            
                2.80
             | 
            
                2.83
             |                     
            
                2.80
             |                                 
            
                1,002,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/5/2021
             | 
            
                +0.20 / +7.41%
             |             
            
                2.80
             |           
            
                2.90
             |               
            
                2.70
             |                           
            
                2.90
             | 
            
                2.86
             |                     
            
                2.90
             |                                 
            
                2,366,700
             |            
            
                 
             |                                       
         
    
        
            | 
                8/4/2021
             | 
            
                +0.10 / +3.85%
             |             
            
                2.70
             |           
            
                2.80
             |               
            
                2.60
             |                           
            
                2.70
             | 
            
                2.71
             |                     
            
                2.70
             |                                 
            
                747,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/3/2021
             | 
            
                -0.20 / -7.14%
             |             
            
                2.90
             |           
            
                2.90
             |               
            
                2.60
             |                           
            
                2.60
             | 
            
                2.70
             |                     
            
                2.60
             |                                 
            
                594,000
             |            
            
                 
             |                                       
         
    
        
            | 
                8/2/2021
             | 
            
                +0.10 / +3.70%
             |             
            
                2.90
             |           
            
                2.90
             |               
            
                2.70
             |                           
            
                2.80
             | 
            
                2.81
             |                     
            
                2.80
             |                                 
            
                1,223,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/30/2021
             | 
            
                +0.20 / +8.00%
             |             
            
                2.60
             |           
            
                2.70
             |               
            
                2.50
             |                           
            
                2.70
             | 
            
                2.69
             |                     
            
                2.70
             |                                 
            
                885,400
             |            
            
                 
             |                                       
         
    
        
            | 
                7/29/2021
             | 
            
                -0.10 / -3.85%
             |             
            
                2.60
             |           
            
                2.70
             |               
            
                2.50
             |                           
            
                2.50
             | 
            
                2.56
             |                     
            
                2.50
             |                                 
            
                242,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/28/2021
             | 
            
                -0.10 / -3.70%
             |             
            
                2.60
             |           
            
                2.70
             |               
            
                2.60
             |                           
            
                2.60
             | 
            
                2.62
             |                     
            
                2.60
             |                                 
            
                241,200
             |            
            
                 
             |                                       
         
    
        
            | 
                7/27/2021
             | 
            
                0.00 / 0.00%
             |             
            
                2.70
             |           
            
                2.70
             |               
            
                2.50
             |                           
            
                2.70
             | 
            
                2.63
             |                     
            
                2.70
             |                                 
            
                375,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/26/2021
             | 
            
                +0.10 / +3.85%
             |             
            
                2.60
             |           
            
                2.70
             |               
            
                2.50
             |                           
            
                2.70
             | 
            
                2.60
             |                     
            
                2.70
             |                                 
            
                199,600
             |            
            
                 
             |                                       
         
    
        
            | 
                7/23/2021
             | 
            
                -0.10 / -3.70%
             |             
            
                2.60
             |           
            
                2.70
             |               
            
                2.50
             |                           
            
                2.60
             | 
            
                2.61
             |                     
            
                2.60
             |                                 
            
                466,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/22/2021
             | 
            
                +0.10 / +3.85%
             |             
            
                2.60
             |           
            
                2.70
             |               
            
                2.50
             |                           
            
                2.70
             | 
            
                2.62
             |                     
            
                2.70
             |                                 
            
                495,600
             |            
            
                 
             |                                       
         
    
        
            | 
                7/21/2021
             | 
            
                0.00 / 0.00%
             |             
            
                2.60
             |           
            
                2.70
             |               
            
                2.50
             |                           
            
                2.60
             | 
            
                2.66
             |                     
            
                2.60
             |                                 
            
                276,200
             |  
            
                 
             |                                                              
             
    
         
    
    
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						| 
 Market Update 
        
            
                Last updated at 3:10:02 PM
                                                                
            
            
            
            
        
        
     
 
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