| 
                 
                    Closing price on 11/30/2020
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    14.10 | 
                 
                
                    | High | 
                    14.20 | 
                 
                
                    | Low | 
                    14.10 | 
                     
                
                    | Volume | 
                    3,050 | 
                                 
                
                    | Split-adjusted Price | 
                    14.15 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
STG Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                11/30/2020
             | 
            
                -0.45 / -3.08%
             |             
            
                14.10
             |           
            
                14.20
             |               
            
                14.10
             |                           
            
                14.15
             | 
            
                14.16
             |                     
            
                14.15
             |                                 
            
                3,050
             |            
            
                 
             |                                       
         
    
        
            | 
                11/27/2020
             | 
            
                +0.35 / +2.46%
             |             
            
                14.60
             |           
            
                14.60
             |               
            
                14.30
             |                           
            
                14.60
             | 
            
                14.30
             |                     
            
                14.60
             |                                 
            
                2,780
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/26/2020
             | 
            
                -0.05 / -0.35%
             |             
            
                14.30
             |           
            
                14.50
             |               
            
                14.20
             |                           
            
                14.25
             | 
            
                14.30
             |                     
            
                14.25
             |                                 
            
                1,580
             |            
            
                 
             |                                       
         
    
        
            | 
                11/25/2020
             | 
            
                -0.10 / -0.69%
             |             
            
                15.00
             |           
            
                15.00
             |               
            
                14.30
             |                           
            
                14.30
             | 
            
                14.50
             |                     
            
                14.30
             |                                 
            
                770
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/24/2020
             | 
            
                -0.10 / -0.69%
             |             
            
                14.40
             |           
            
                14.75
             |               
            
                14.40
             |                           
            
                14.40
             | 
            
                14.60
             |                     
            
                14.40
             |                                 
            
                360
             |            
            
                 
             |                                       
         
    
        
            | 
                11/23/2020
             | 
            
                -0.20 / -1.36%
             |             
            
                15.10
             |           
            
                15.10
             |               
            
                14.50
             |                           
            
                14.50
             | 
            
                14.88
             |                     
            
                14.50
             |                                 
            
                1,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/20/2020
             | 
            
                -0.10 / -0.68%
             |             
            
                14.65
             |           
            
                14.75
             |               
            
                13.80
             |                           
            
                14.70
             | 
            
                14.59
             |                     
            
                14.70
             |                                 
            
                250
             |            
            
                 
             |                                       
         
    
        
            | 
                11/19/2020
             | 
            
                +0.50 / +3.50%
             |             
            
                14.10
             |           
            
                14.85
             |               
            
                14.10
             |                           
            
                14.80
             | 
            
                14.11
             |                     
            
                14.80
             |                                 
            
                1,020
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/18/2020
             | 
            
                0.00 / 0.00%
             |             
            
                14.40
             |           
            
                14.40
             |               
            
                14.30
             |                           
            
                14.30
             | 
            
                14.33
             |                     
            
                14.30
             |                                 
            
                1,500
             |            
            
                 
             |                                       
         
    
        
            | 
                11/17/2020
             | 
            
                -0.55 / -3.70%
             |             
            
                14.70
             |           
            
                14.70
             |               
            
                14.30
             |                           
            
                14.30
             | 
            
                14.61
             |                     
            
                14.30
             |                                 
            
                130
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/16/2020
             | 
            
                +0.35 / +2.41%
             |             
            
                14.50
             |           
            
                14.85
             |               
            
                14.50
             |                           
            
                14.85
             | 
            
                14.51
             |                     
            
                14.85
             |                                 
            
                570
             |            
            
                 
             |                                       
         
    
        
            | 
                11/13/2020
             | 
            
                -0.20 / -1.36%
             |             
            
                14.10
             |           
            
                14.50
             |               
            
                14.10
             |                           
            
                14.50
             | 
            
                14.11
             |                     
            
                14.50
             |                                 
            
                350
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/12/2020
             | 
            
                0.00 / 0.00%
             |             
            
                14.70
             |           
            
                14.70
             |               
            
                14.70
             |                           
            
                14.70
             | 
            
                14.70
             |                     
            
                14.70
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                11/11/2020
             | 
            
                +0.05 / +0.34%
             |             
            
                14.70
             |           
            
                14.70
             |               
            
                14.25
             |                           
            
                14.70
             | 
            
                14.28
             |                     
            
                14.70
             |                                 
            
                510
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/10/2020
             | 
            
                +0.15 / +1.03%
             |             
            
                14.50
             |           
            
                14.90
             |               
            
                14.20
             |                           
            
                14.65
             | 
            
                14.30
             |                     
            
                14.65
             |                                 
            
                800
             |            
            
                 
             |                                       
         
    
        
            | 
                11/9/2020
             | 
            
                0.00 / 0.00%
             |             
            
                14.10
             |           
            
                14.50
             |               
            
                14.10
             |                           
            
                14.50
             | 
            
                14.12
             |                     
            
                14.50
             |                                 
            
                1,660
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/6/2020
             | 
            
                0.00 / 0.00%
             |             
            
                14.50
             |           
            
                14.50
             |               
            
                14.50
             |                           
            
                14.50
             | 
            
                14.50
             |                     
            
                14.50
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                11/5/2020
             | 
            
                +0.20 / +1.40%
             |             
            
                14.50
             |           
            
                14.50
             |               
            
                14.50
             |                           
            
                14.50
             | 
            
                14.50
             |                     
            
                14.50
             |                                 
            
                760
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/4/2020
             | 
            
                -0.45 / -3.05%
             |             
            
                14.30
             |           
            
                14.30
             |               
            
                14.30
             |                           
            
                14.30
             | 
            
                14.30
             |                     
            
                14.30
             |                                 
            
                500
             |            
            
                 
             |                                       
         
    
        
            | 
                11/3/2020
             | 
            
                +0.95 / +6.88%
             |             
            
                14.75
             |           
            
                14.75
             |               
            
                14.75
             |                           
            
                14.75
             | 
            
                14.75
             |                     
            
                14.75
             |                                 
            
                280
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/2/2020
             | 
            
                -0.25 / -1.78%
             |             
            
                13.10
             |           
            
                14.05
             |               
            
                13.10
             |                           
            
                13.80
             | 
            
                13.86
             |                     
            
                13.80
             |                                 
            
                1,520
             |            
            
                 
             |                                       
         
    
        
            | 
                10/30/2020
             | 
            
                -0.85 / -5.70%
             |             
            
                14.15
             |           
            
                14.15
             |               
            
                14.05
             |                           
            
                14.05
             | 
            
                14.11
             |                     
            
                14.05
             |                                 
            
                230
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/29/2020
             | 
            
                +0.85 / +6.05%
             |             
            
                14.00
             |           
            
                14.90
             |               
            
                13.60
             |                           
            
                14.90
             | 
            
                13.98
             |                     
            
                14.90
             |                                 
            
                9,370
             |            
            
                 
             |                                       
         
    
        
            | 
                10/28/2020
             | 
            
                -0.75 / -5.07%
             |             
            
                14.55
             |           
            
                14.55
             |               
            
                14.05
             |                           
            
                14.05
             | 
            
                14.40
             |                     
            
                14.05
             |                                 
            
                2,430
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/27/2020
             | 
            
                -0.05 / -0.34%
             |             
            
                14.00
             |           
            
                14.80
             |               
            
                14.00
             |                           
            
                14.80
             | 
            
                14.80
             |                     
            
                14.80
             |                                 
            
                540
             |            
            
                 
             |                                       
         
    
        
            | 
                10/26/2020
             | 
            
                +0.20 / +1.37%
             |             
            
                14.60
             |           
            
                14.85
             |               
            
                14.60
             |                           
            
                14.85
             | 
            
                14.85
             |                     
            
                14.85
             |                                 
            
                1,340
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/23/2020
             | 
            
                -0.10 / -0.68%
             |             
            
                14.75
             |           
            
                15.00
             |               
            
                14.55
             |                           
            
                14.65
             | 
            
                14.77
             |                     
            
                14.65
             |                                 
            
                8,600
             |            
            
                 
             |                                       
         
    
        
            | 
                10/22/2020
             | 
            
                0.00 / 0.00%
             |             
            
                15.00
             |           
            
                15.00
             |               
            
                14.50
             |                           
            
                14.75
             | 
            
                14.55
             |                     
            
                14.75
             |                                 
            
                2,680
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/21/2020
             | 
            
                +0.30 / +2.08%
             |             
            
                14.35
             |           
            
                14.75
             |               
            
                14.30
             |                           
            
                14.75
             | 
            
                14.38
             |                     
            
                14.75
             |                                 
            
                1,460
             |            
            
                 
             |                                       
         
    
        
            | 
                10/20/2020
             | 
            
                0.00 / 0.00%
             |             
            
                13.60
             |           
            
                14.45
             |               
            
                13.60
             |                           
            
                14.45
             | 
            
                14.31
             |                     
            
                14.45
             |                                 
            
                13,700
             |  
            
                 
             |                                                              
             
    
         
    
    
 |