| 
                 
                    Closing price on 2/14/2020
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    5.00 | 
                 
                
                    | High | 
                    5.00 | 
                 
                
                    | Low | 
                    4.65 | 
                     
                
                    | Volume | 
                    4,340 | 
                                 
                
                    | Split-adjusted Price | 
                    3.44 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
SGT Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                2/14/2020
             | 
            
                0.00 / 0.00%
             |             
            
                5.00
             |           
            
                5.00
             |               
            
                4.65
             |                           
            
                5.00
             | 
            
                4.91
             |                     
            
                3.44
             |                                 
            
                4,340
             |            
            
                 
             |                                       
         
    
        
            | 
                2/13/2020
             | 
            
                -0.02 / -0.40%
             |             
            
                5.00
             |           
            
                5.00
             |               
            
                5.00
             |                           
            
                5.00
             | 
            
                5.00
             |                     
            
                3.44
             |                                 
            
                50
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/12/2020
             | 
            
                0.00 / 0.00%
             |             
            
                4.71
             |           
            
                5.02
             |               
            
                4.71
             |                           
            
                5.02
             | 
            
                4.83
             |                     
            
                3.46
             |                                 
            
                3,310
             |            
            
                 
             |                                       
         
    
        
            | 
                2/11/2020
             | 
            
                -0.37 / -6.86%
             |             
            
                5.04
             |           
            
                5.04
             |               
            
                5.02
             |                           
            
                5.02
             | 
            
                5.03
             |                     
            
                3.46
             |                                 
            
                2,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/10/2020
             | 
            
                0.00 / 0.00%
             |             
            
                5.39
             |           
            
                5.39
             |               
            
                5.39
             |                           
            
                5.39
             | 
            
                5.39
             |                     
            
                3.71
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                2/7/2020
             | 
            
                0.00 / 0.00%
             |             
            
                5.39
             |           
            
                5.39
             |               
            
                5.39
             |                           
            
                5.39
             | 
            
                5.39
             |                     
            
                3.71
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/6/2020
             | 
            
                +0.29 / +5.69%
             |             
            
                5.39
             |           
            
                5.39
             |               
            
                5.39
             |                           
            
                5.39
             | 
            
                5.39
             |                     
            
                3.71
             |                                 
            
                10
             |            
            
                 
             |                                       
         
    
        
            | 
                2/5/2020
             | 
            
                +0.31 / +6.47%
             |             
            
                5.10
             |           
            
                5.10
             |               
            
                5.10
             |                           
            
                5.10
             | 
            
                5.10
             |                     
            
                3.51
             |                                 
            
                10
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/4/2020
             | 
            
                -0.20 / -4.01%
             |             
            
                4.80
             |           
            
                4.80
             |               
            
                4.65
             |                           
            
                4.79
             | 
            
                4.76
             |                     
            
                3.30
             |                                 
            
                2,700
             |            
            
                 
             |                                       
         
    
        
            | 
                2/3/2020
             | 
            
                -0.07 / -1.38%
             |             
            
                5.41
             |           
            
                5.41
             |               
            
                4.71
             |                           
            
                4.99
             | 
            
                4.76
             |                     
            
                3.44
             |                                 
            
                4,410
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/31/2020
             | 
            
                -0.02 / -0.39%
             |             
            
                5.27
             |           
            
                5.27
             |               
            
                5.06
             |                           
            
                5.06
             | 
            
                5.17
             |                     
            
                3.48
             |                                 
            
                230
             |            
            
                 
             |                                       
         
    
        
            | 
                1/30/2020
             | 
            
                +0.08 / +1.60%
             |             
            
                4.80
             |           
            
                5.08
             |               
            
                4.79
             |                           
            
                5.08
             | 
            
                4.94
             |                     
            
                3.50
             |                                 
            
                30,510
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/22/2020
             | 
            
                +0.10 / +2.04%
             |             
            
                5.00
             |           
            
                5.00
             |               
            
                5.00
             |                           
            
                5.00
             | 
            
                5.00
             |                     
            
                3.44
             |                                 
            
                10
             |            
            
                 
             |                                       
         
    
        
            | 
                1/21/2020
             | 
            
                +0.10 / +2.08%
             |             
            
                5.10
             |           
            
                5.10
             |               
            
                4.80
             |                           
            
                4.90
             | 
            
                4.98
             |                     
            
                3.37
             |                                 
            
                420
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/20/2020
             | 
            
                -0.17 / -3.42%
             |             
            
                4.70
             |           
            
                4.80
             |               
            
                4.70
             |                           
            
                4.80
             | 
            
                4.75
             |                     
            
                3.31
             |                                 
            
                6,100
             |            
            
                 
             |                                       
         
    
        
            | 
                1/17/2020
             | 
            
                0.00 / 0.00%
             |             
            
                4.67
             |           
            
                4.97
             |               
            
                4.67
             |                           
            
                4.97
             | 
            
                4.97
             |                     
            
                3.42
             |                                 
            
                30
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/16/2020
             | 
            
                -0.01 / -0.20%
             |             
            
                4.98
             |           
            
                4.98
             |               
            
                4.97
             |                           
            
                4.97
             | 
            
                4.98
             |                     
            
                3.42
             |                                 
            
                3,670
             |            
            
                 
             |                                       
         
    
        
            | 
                1/15/2020
             | 
            
                -0.01 / -0.20%
             |             
            
                4.76
             |           
            
                4.98
             |               
            
                4.76
             |                           
            
                4.98
             | 
            
                4.87
             |                     
            
                3.43
             |                                 
            
                5,140
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/14/2020
             | 
            
                +0.24 / +5.05%
             |             
            
                4.75
             |           
            
                4.99
             |               
            
                4.75
             |                           
            
                4.99
             | 
            
                4.95
             |                     
            
                3.44
             |                                 
            
                2,020
             |            
            
                 
             |                                       
         
    
        
            | 
                1/13/2020
             | 
            
                -0.22 / -4.43%
             |             
            
                5.30
             |           
            
                5.30
             |               
            
                4.67
             |                           
            
                4.75
             | 
            
                4.70
             |                     
            
                3.27
             |                                 
            
                100,070
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/10/2020
             | 
            
                -0.01 / -0.20%
             |             
            
                4.73
             |           
            
                4.97
             |               
            
                4.73
             |                           
            
                4.97
             | 
            
                4.85
             |                     
            
                3.42
             |                                 
            
                240
             |            
            
                 
             |                                       
         
    
        
            | 
                1/9/2020
             | 
            
                0.00 / 0.00%
             |             
            
                4.80
             |           
            
                4.98
             |               
            
                4.80
             |                           
            
                4.98
             | 
            
                4.89
             |                     
            
                3.43
             |                                 
            
                510
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/8/2020
             | 
            
                -0.01 / -0.20%
             |             
            
                4.99
             |           
            
                4.99
             |               
            
                4.86
             |                           
            
                4.98
             | 
            
                4.96
             |                     
            
                3.43
             |                                 
            
                690
             |            
            
                 
             |                                       
         
    
        
            | 
                1/7/2020
             | 
            
                +0.18 / +3.74%
             |             
            
                4.80
             |           
            
                4.99
             |               
            
                4.80
             |                           
            
                4.99
             | 
            
                4.80
             |                     
            
                3.44
             |                                 
            
                14,370
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/6/2020
             | 
            
                -0.14 / -2.83%
             |             
            
                4.77
             |           
            
                5.05
             |               
            
                4.77
             |                           
            
                4.81
             | 
            
                4.94
             |                     
            
                3.31
             |                                 
            
                3,240
             |            
            
                 
             |                                       
         
    
        
            | 
                1/3/2020
             | 
            
                0.00 / 0.00%
             |             
            
                4.96
             |           
            
                4.96
             |               
            
                4.80
             |                           
            
                4.95
             | 
            
                4.81
             |                     
            
                3.41
             |                                 
            
                335,060
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/2/2020
             | 
            
                +0.06 / +1.23%
             |             
            
                4.95
             |           
            
                4.95
             |               
            
                4.90
             |                           
            
                4.95
             | 
            
                4.94
             |                     
            
                3.41
             |                                 
            
                910
             |            
            
                 
             |                                       
         
    
        
            | 
                12/31/2019
             | 
            
                -0.29 / -5.60%
             |             
            
                4.85
             |           
            
                5.16
             |               
            
                4.85
             |                           
            
                4.89
             | 
            
                4.85
             |                     
            
                3.37
             |                                 
            
                617,220
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/30/2019
             | 
            
                -0.01 / -0.19%
             |             
            
                5.19
             |           
            
                5.25
             |               
            
                5.18
             |                           
            
                5.18
             | 
            
                5.20
             |                     
            
                3.57
             |                                 
            
                1,510
             |            
            
                 
             |                                       
         
    
        
            | 
                12/27/2019
             | 
            
                -0.05 / -0.95%
             |             
            
                5.00
             |           
            
                5.19
             |               
            
                5.00
             |                           
            
                5.19
             | 
            
                5.10
             |                     
            
                3.57
             |                                 
            
                510
             |  
            
                 
             |                                                              
             
    
         
    
    
 |