| 
                 
                    Closing price on 12/3/2021
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    8.90 | 
                 
                
                    | High | 
                    9.10 | 
                 
                
                    | Low | 
                    8.90 | 
                     
                
                    | Volume | 
                    20,700 | 
                                 
                
                    | Split-adjusted Price | 
                    9.00 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
DS3 Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                12/3/2021
             | 
            
                -0.10 / -1.10%
             |             
            
                8.90
             |           
            
                9.10
             |               
            
                8.90
             |                           
            
                9.00
             | 
            
                8.99
             |                     
            
                9.00
             |                                 
            
                20,700
             |            
            
                 
             |                                       
         
    
        
            | 
                12/2/2021
             | 
            
                +0.10 / +1.11%
             |             
            
                9.00
             |           
            
                9.10
             |               
            
                9.00
             |                           
            
                9.10
             | 
            
                9.00
             |                     
            
                9.10
             |                                 
            
                35,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/1/2021
             | 
            
                +0.10 / +1.12%
             |             
            
                8.90
             |           
            
                9.00
             |               
            
                8.80
             |                           
            
                9.00
             | 
            
                8.89
             |                     
            
                9.00
             |                                 
            
                33,400
             |            
            
                 
             |                                       
         
    
        
            | 
                11/30/2021
             | 
            
                -0.10 / -1.11%
             |             
            
                9.00
             |           
            
                9.10
             |               
            
                8.90
             |                           
            
                8.90
             | 
            
                8.98
             |                     
            
                8.90
             |                                 
            
                26,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/29/2021
             | 
            
                -0.10 / -1.10%
             |             
            
                9.00
             |           
            
                9.00
             |               
            
                8.70
             |                           
            
                9.00
             | 
            
                8.80
             |                     
            
                9.00
             |                                 
            
                72,700
             |            
            
                 
             |                                       
         
    
        
            | 
                11/26/2021
             | 
            
                0.00 / 0.00%
             |             
            
                9.20
             |           
            
                9.20
             |               
            
                9.00
             |                           
            
                9.10
             | 
            
                9.12
             |                     
            
                9.10
             |                                 
            
                10,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/25/2021
             | 
            
                +0.10 / +1.11%
             |             
            
                9.00
             |           
            
                9.30
             |               
            
                8.90
             |                           
            
                9.10
             | 
            
                9.13
             |                     
            
                9.10
             |                                 
            
                21,800
             |            
            
                 
             |                                       
         
    
        
            | 
                11/24/2021
             | 
            
                0.00 / 0.00%
             |             
            
                9.00
             |           
            
                9.10
             |               
            
                9.00
             |                           
            
                9.00
             | 
            
                9.02
             |                     
            
                9.00
             |                                 
            
                61,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/23/2021
             | 
            
                -0.10 / -1.10%
             |             
            
                9.30
             |           
            
                9.30
             |               
            
                8.90
             |                           
            
                9.00
             | 
            
                8.98
             |                     
            
                9.00
             |                                 
            
                70,600
             |            
            
                 
             |                                       
         
    
        
            | 
                11/22/2021
             | 
            
                -0.30 / -3.19%
             |             
            
                9.40
             |           
            
                9.40
             |               
            
                9.10
             |                           
            
                9.10
             | 
            
                9.14
             |                     
            
                9.10
             |                                 
            
                78,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/19/2021
             | 
            
                +0.10 / +1.08%
             |             
            
                9.20
             |           
            
                9.50
             |               
            
                9.00
             |                           
            
                9.40
             | 
            
                9.17
             |                     
            
                9.40
             |                                 
            
                102,800
             |            
            
                 
             |                                       
         
    
        
            | 
                11/18/2021
             | 
            
                +0.30 / +3.33%
             |             
            
                9.20
             |           
            
                9.30
             |               
            
                9.00
             |                           
            
                9.30
             | 
            
                9.05
             |                     
            
                9.30
             |                                 
            
                93,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/17/2021
             | 
            
                0.00 / 0.00%
             |             
            
                9.00
             |           
            
                9.10
             |               
            
                8.90
             |                           
            
                9.00
             | 
            
                9.02
             |                     
            
                9.00
             |                                 
            
                90,800
             |            
            
                 
             |                                       
         
    
        
            | 
                11/16/2021
             | 
            
                -0.20 / -2.17%
             |             
            
                9.00
             |           
            
                9.20
             |               
            
                8.90
             |                           
            
                9.00
             | 
            
                9.03
             |                     
            
                9.00
             |                                 
            
                77,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/15/2021
             | 
            
                +0.40 / +4.55%
             |             
            
                9.50
             |           
            
                9.50
             |               
            
                9.00
             |                           
            
                9.20
             | 
            
                9.09
             |                     
            
                9.20
             |                                 
            
                102,600
             |            
            
                 
             |                                       
         
    
        
            | 
                11/12/2021
             | 
            
                0.00 / 0.00%
             |             
            
                8.80
             |           
            
                9.00
             |               
            
                8.80
             |                           
            
                8.80
             | 
            
                8.85
             |                     
            
                8.80
             |                                 
            
                61,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/11/2021
             | 
            
                0.00 / 0.00%
             |             
            
                8.80
             |           
            
                8.80
             |               
            
                8.60
             |                           
            
                8.80
             | 
            
                8.70
             |                     
            
                8.80
             |                                 
            
                114,000
             |            
            
                 
             |                                       
         
    
        
            | 
                11/10/2021
             | 
            
                +0.20 / +2.33%
             |             
            
                8.60
             |           
            
                9.10
             |               
            
                8.50
             |                           
            
                8.80
             | 
            
                8.84
             |                     
            
                8.80
             |                                 
            
                128,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/9/2021
             | 
            
                0.00 / 0.00%
             |             
            
                8.60
             |           
            
                8.70
             |               
            
                8.60
             |                           
            
                8.60
             | 
            
                8.68
             |                     
            
                8.60
             |                                 
            
                43,200
             |            
            
                 
             |                                       
         
    
        
            | 
                11/8/2021
             | 
            
                -0.20 / -2.27%
             |             
            
                8.80
             |           
            
                8.80
             |               
            
                8.50
             |                           
            
                8.60
             | 
            
                8.70
             |                     
            
                8.60
             |                                 
            
                32,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/5/2021
             | 
            
                0.00 / 0.00%
             |             
            
                8.60
             |           
            
                8.80
             |               
            
                8.30
             |                           
            
                8.80
             | 
            
                8.52
             |                     
            
                8.80
             |                                 
            
                86,900
             |            
            
                 
             |                                       
         
    
        
            | 
                11/4/2021
             | 
            
                +0.30 / +3.53%
             |             
            
                8.40
             |           
            
                8.80
             |               
            
                8.30
             |                           
            
                8.80
             | 
            
                8.51
             |                     
            
                8.80
             |                                 
            
                167,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/3/2021
             | 
            
                -0.30 / -3.41%
             |             
            
                8.80
             |           
            
                8.80
             |               
            
                8.40
             |                           
            
                8.50
             | 
            
                8.65
             |                     
            
                8.50
             |                                 
            
                217,400
             |            
            
                 
             |                                       
         
    
        
            | 
                11/2/2021
             | 
            
                +0.30 / +3.53%
             |             
            
                8.60
             |           
            
                9.00
             |               
            
                8.50
             |                           
            
                8.80
             | 
            
                8.78
             |                     
            
                8.80
             |                                 
            
                153,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/1/2021
             | 
            
                +0.40 / +4.94%
             |             
            
                8.20
             |           
            
                8.60
             |               
            
                8.20
             |                           
            
                8.50
             | 
            
                8.38
             |                     
            
                8.50
             |                                 
            
                170,100
             |            
            
                 
             |                                       
         
    
        
            | 
                10/29/2021
             | 
            
                -0.20 / -2.41%
             |             
            
                8.20
             |           
            
                8.20
             |               
            
                8.00
             |                           
            
                8.10
             | 
            
                8.12
             |                     
            
                8.10
             |                                 
            
                175,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/28/2021
             | 
            
                +0.30 / +3.75%
             |             
            
                8.00
             |           
            
                8.30
             |               
            
                8.00
             |                           
            
                8.30
             | 
            
                8.14
             |                     
            
                8.30
             |                                 
            
                176,200
             |            
            
                 
             |                                       
         
    
        
            | 
                10/27/2021
             | 
            
                0.00 / 0.00%
             |             
            
                7.90
             |           
            
                8.00
             |               
            
                7.60
             |                           
            
                8.00
             | 
            
                7.90
             |                     
            
                8.00
             |                                 
            
                92,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/26/2021
             | 
            
                +0.30 / +3.90%
             |             
            
                7.70
             |           
            
                8.20
             |               
            
                7.60
             |                           
            
                8.00
             | 
            
                7.88
             |                     
            
                8.00
             |                                 
            
                99,000
             |            
            
                 
             |                                       
         
    
        
            | 
                10/25/2021
             | 
            
                +0.10 / +1.32%
             |             
            
                7.60
             |           
            
                7.70
             |               
            
                7.50
             |                           
            
                7.70
             | 
            
                7.57
             |                     
            
                7.70
             |                                 
            
                193,100
             |  
            
                 
             |                                                              
             
    
         
    
    
 |