| 
                 
                    Closing price on 3/12/2019
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    17.50 | 
                 
                
                    | High | 
                    17.60 | 
                 
                
                    | Low | 
                    17.50 | 
                     
                
                    | Volume | 
                    5,010 | 
                                 
                
                    | Split-adjusted Price | 
                    17.60 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
STG Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                3/12/2019
             | 
            
                0.00 / 0.00%
             |             
            
                17.50
             |           
            
                17.60
             |               
            
                17.50
             |                           
            
                17.60
             | 
            
                17.56
             |                     
            
                17.60
             |                                 
            
                5,010
             |            
            
                 
             |                                       
         
    
        
            | 
                3/11/2019
             | 
            
                0.00 / 0.00%
             |             
            
                17.60
             |           
            
                17.60
             |               
            
                17.60
             |                           
            
                17.60
             | 
            
                17.60
             |                     
            
                17.60
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/8/2019
             | 
            
                +0.10 / +0.57%
             |             
            
                17.50
             |           
            
                17.60
             |               
            
                17.50
             |                           
            
                17.60
             | 
            
                17.52
             |                     
            
                17.60
             |                                 
            
                3,710
             |            
            
                 
             |                                       
         
    
        
            | 
                3/7/2019
             | 
            
                +0.20 / +1.16%
             |             
            
                17.30
             |           
            
                17.50
             |               
            
                17.30
             |                           
            
                17.50
             | 
            
                17.40
             |                     
            
                17.50
             |                                 
            
                3,020
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/6/2019
             | 
            
                0.00 / 0.00%
             |             
            
                17.30
             |           
            
                17.30
             |               
            
                17.30
             |                           
            
                17.30
             | 
            
                17.30
             |                     
            
                17.30
             |                                 
            
                4,600
             |            
            
                 
             |                                       
         
    
        
            | 
                3/5/2019
             | 
            
                +0.30 / +1.76%
             |             
            
                17.30
             |           
            
                17.30
             |               
            
                17.20
             |                           
            
                17.30
             | 
            
                17.28
             |                     
            
                17.30
             |                                 
            
                6,410
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/4/2019
             | 
            
                -0.60 / -3.41%
             |             
            
                17.60
             |           
            
                17.60
             |               
            
                17.00
             |                           
            
                17.00
             | 
            
                17.34
             |                     
            
                17.00
             |                                 
            
                5,710
             |            
            
                 
             |                                       
         
    
        
            | 
                3/1/2019
             | 
            
                +0.25 / +1.44%
             |             
            
                17.35
             |           
            
                17.60
             |               
            
                17.35
             |                           
            
                17.60
             | 
            
                17.48
             |                     
            
                17.60
             |                                 
            
                8,490
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/28/2019
             | 
            
                0.00 / 0.00%
             |             
            
                17.20
             |           
            
                17.35
             |               
            
                17.20
             |                           
            
                17.35
             | 
            
                17.35
             |                     
            
                17.35
             |                                 
            
                26,860
             |            
            
                 
             |                                       
         
    
        
            | 
                2/27/2019
             | 
            
                0.00 / 0.00%
             |             
            
                17.00
             |           
            
                17.35
             |               
            
                17.00
             |                           
            
                17.35
             | 
            
                17.33
             |                     
            
                17.35
             |                                 
            
                27,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/26/2019
             | 
            
                +0.75 / +4.52%
             |             
            
                17.30
             |           
            
                17.35
             |               
            
                17.20
             |                           
            
                17.35
             | 
            
                17.35
             |                     
            
                17.35
             |                                 
            
                13,950
             |            
            
                 
             |                                       
         
    
        
            | 
                2/25/2019
             | 
            
                +0.10 / +0.61%
             |             
            
                16.50
             |           
            
                17.35
             |               
            
                16.50
             |                           
            
                16.60
             | 
            
                16.72
             |                     
            
                16.60
             |                                 
            
                8,730
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/22/2019
             | 
            
                -1.05 / -5.98%
             |             
            
                16.35
             |           
            
                17.40
             |               
            
                16.35
             |                           
            
                16.50
             | 
            
                16.41
             |                     
            
                16.50
             |                                 
            
                5,910
             |            
            
                 
             |                                       
         
    
        
            | 
                2/21/2019
             | 
            
                +0.80 / +4.78%
             |             
            
                16.65
             |           
            
                17.55
             |               
            
                16.65
             |                           
            
                17.55
             | 
            
                17.40
             |                     
            
                17.55
             |                                 
            
                4,540
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/20/2019
             | 
            
                -0.85 / -4.83%
             |             
            
                17.60
             |           
            
                17.60
             |               
            
                16.75
             |                           
            
                16.75
             | 
            
                17.55
             |                     
            
                16.75
             |                                 
            
                8,660
             |            
            
                 
             |                                       
         
    
        
            | 
                2/19/2019
             | 
            
                0.00 / 0.00%
             |             
            
                17.60
             |           
            
                17.75
             |               
            
                17.60
             |                           
            
                17.60
             | 
            
                17.68
             |                     
            
                17.60
             |                                 
            
                3,280
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/18/2019
             | 
            
                -0.25 / -1.40%
             |             
            
                17.85
             |           
            
                17.85
             |               
            
                17.60
             |                           
            
                17.60
             | 
            
                17.73
             |                     
            
                17.60
             |                                 
            
                1,340
             |            
            
                 
             |                                       
         
    
        
            | 
                2/15/2019
             | 
            
                +0.30 / +1.71%
             |             
            
                17.55
             |           
            
                17.85
             |               
            
                17.55
             |                           
            
                17.85
             | 
            
                17.60
             |                     
            
                17.85
             |                                 
            
                12,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/14/2019
             | 
            
                -0.35 / -1.96%
             |             
            
                17.60
             |           
            
                17.60
             |               
            
                17.55
             |                           
            
                17.55
             | 
            
                17.58
             |                     
            
                17.55
             |                                 
            
                8,270
             |            
            
                 
             |                                       
         
    
        
            | 
                2/13/2019
             | 
            
                0.00 / 0.00%
             |             
            
                16.85
             |           
            
                17.90
             |               
            
                16.85
             |                           
            
                17.90
             | 
            
                17.90
             |                     
            
                17.90
             |                                 
            
                20
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/12/2019
             | 
            
                +0.30 / +1.70%
             |             
            
                17.95
             |           
            
                17.95
             |               
            
                17.90
             |                           
            
                17.90
             | 
            
                17.93
             |                     
            
                17.90
             |                                 
            
                60
             |            
            
                 
             |                                       
         
    
        
            | 
                2/11/2019
             | 
            
                -0.25 / -1.40%
             |             
            
                17.85
             |           
            
                17.85
             |               
            
                17.60
             |                           
            
                17.60
             | 
            
                17.73
             |                     
            
                17.60
             |                                 
            
                470
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/1/2019
             | 
            
                +0.45 / +2.59%
             |             
            
                17.85
             |           
            
                17.85
             |               
            
                17.35
             |                           
            
                17.85
             | 
            
                17.73
             |                     
            
                17.85
             |                                 
            
                40
             |            
            
                 
             |                                       
         
    
        
            | 
                1/31/2019
             | 
            
                -0.20 / -1.14%
             |             
            
                17.60
             |           
            
                17.60
             |               
            
                17.40
             |                           
            
                17.40
             | 
            
                17.57
             |                     
            
                17.40
             |                                 
            
                5,690
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/30/2019
             | 
            
                -0.15 / -0.85%
             |             
            
                17.60
             |           
            
                17.60
             |               
            
                17.50
             |                           
            
                17.60
             | 
            
                17.59
             |                     
            
                17.60
             |                                 
            
                6,310
             |            
            
                 
             |                                       
         
    
        
            | 
                1/29/2019
             | 
            
                +0.25 / +1.43%
             |             
            
                17.00
             |           
            
                17.75
             |               
            
                17.00
             |                           
            
                17.75
             | 
            
                17.38
             |                     
            
                17.75
             |                                 
            
                90
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/28/2019
             | 
            
                0.00 / 0.00%
             |             
            
                16.30
             |           
            
                17.85
             |               
            
                16.30
             |                           
            
                17.50
             | 
            
                17.76
             |                     
            
                17.50
             |                                 
            
                1,070
             |            
            
                 
             |                                       
         
    
        
            | 
                1/25/2019
             | 
            
                -0.40 / -2.23%
             |             
            
                16.80
             |           
            
                17.70
             |               
            
                16.80
             |                           
            
                17.50
             | 
            
                17.20
             |                     
            
                17.50
             |                                 
            
                90
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/24/2019
             | 
            
                -0.10 / -0.56%
             |             
            
                16.75
             |           
            
                17.95
             |               
            
                16.75
             |                           
            
                17.90
             | 
            
                16.77
             |                     
            
                17.90
             |                                 
            
                8,470
             |            
            
                 
             |                                       
         
    
        
            | 
                1/23/2019
             | 
            
                0.00 / 0.00%
             |             
            
                18.00
             |           
            
                18.00
             |               
            
                18.00
             |                           
            
                18.00
             | 
            
                18.00
             |                     
            
                18.00
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
         
    
    
 |