| 
                 
                    Closing price on 12/26/2019
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    4.90 | 
                 
                
                    | High | 
                    5.24 | 
                 
                
                    | Low | 
                    4.81 | 
                     
                
                    | Volume | 
                    1,991,420 | 
                                 
                
                    | Split-adjusted Price | 
                    3.61 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
SGT Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                12/26/2019
             | 
            
                +0.29 / +5.86%
             |             
            
                4.90
             |           
            
                5.24
             |               
            
                4.81
             |                           
            
                5.24
             | 
            
                4.81
             |                     
            
                3.61
             |                                 
            
                1,991,420
             |            
            
                 
             |                                       
         
    
        
            | 
                12/25/2019
             | 
            
                -0.04 / -0.80%
             |             
            
                4.80
             |           
            
                4.97
             |               
            
                4.80
             |                           
            
                4.95
             | 
            
                4.85
             |                     
            
                3.41
             |                                 
            
                27,450
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/24/2019
             | 
            
                +0.02 / +0.40%
             |             
            
                5.00
             |           
            
                5.00
             |               
            
                4.97
             |                           
            
                4.99
             | 
            
                4.99
             |                     
            
                3.44
             |                                 
            
                801,580
             |            
            
                 
             |                                       
         
    
        
            | 
                12/23/2019
             | 
            
                +0.07 / +1.43%
             |             
            
                4.71
             |           
            
                4.97
             |               
            
                4.71
             |                           
            
                4.97
             | 
            
                4.84
             |                     
            
                3.42
             |                                 
            
                330
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/20/2019
             | 
            
                +0.01 / +0.20%
             |             
            
                4.62
             |           
            
                4.90
             |               
            
                4.62
             |                           
            
                4.90
             | 
            
                4.76
             |                     
            
                3.37
             |                                 
            
                10,020
             |            
            
                 
             |                                       
         
    
        
            | 
                12/19/2019
             | 
            
                +0.02 / +0.41%
             |             
            
                4.87
             |           
            
                4.90
             |               
            
                4.55
             |                           
            
                4.89
             | 
            
                4.63
             |                     
            
                3.37
             |                                 
            
                6,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/18/2019
             | 
            
                -0.24 / -4.70%
             |             
            
                5.25
             |           
            
                5.46
             |               
            
                4.82
             |                           
            
                4.87
             | 
            
                5.10
             |                     
            
                3.35
             |                                 
            
                980
             |            
            
                 
             |                                       
         
    
        
            | 
                12/17/2019
             | 
            
                -0.38 / -6.92%
             |             
            
                5.11
             |           
            
                5.11
             |               
            
                5.11
             |                           
            
                5.11
             | 
            
                5.11
             |                     
            
                3.52
             |                                 
            
                890
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/16/2019
             | 
            
                0.00 / 0.00%
             |             
            
                5.49
             |           
            
                5.49
             |               
            
                5.49
             |                           
            
                5.49
             | 
            
                5.49
             |                     
            
                3.78
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                12/13/2019
             | 
            
                0.00 / 0.00%
             |             
            
                5.49
             |           
            
                5.49
             |               
            
                5.49
             |                           
            
                5.49
             | 
            
                5.49
             |                     
            
                3.78
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/12/2019
             | 
            
                +0.09 / +1.67%
             |             
            
                5.20
             |           
            
                5.49
             |               
            
                5.20
             |                           
            
                5.49
             | 
            
                5.35
             |                     
            
                3.78
             |                                 
            
                360
             |            
            
                 
             |                                       
         
    
        
            | 
                12/11/2019
             | 
            
                0.00 / 0.00%
             |             
            
                5.49
             |           
            
                5.49
             |               
            
                5.20
             |                           
            
                5.40
             | 
            
                5.40
             |                     
            
                3.72
             |                                 
            
                1,180
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/10/2019
             | 
            
                -0.10 / -1.82%
             |             
            
                5.50
             |           
            
                5.50
             |               
            
                5.12
             |                           
            
                5.40
             | 
            
                5.41
             |                     
            
                3.72
             |                                 
            
                12,380
             |            
            
                 
             |                                       
         
    
        
            | 
                12/9/2019
             | 
            
                -0.09 / -1.61%
             |             
            
                5.80
             |           
            
                5.80
             |               
            
                5.50
             |                           
            
                5.50
             | 
            
                5.65
             |                     
            
                3.79
             |                                 
            
                280
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/6/2019
             | 
            
                -0.01 / -0.18%
             |             
            
                5.66
             |           
            
                5.66
             |               
            
                5.50
             |                           
            
                5.59
             | 
            
                5.54
             |                     
            
                3.85
             |                                 
            
                4,330
             |            
            
                 
             |                                       
         
    
        
            | 
                12/5/2019
             | 
            
                +0.30 / +5.66%
             |             
            
                5.66
             |           
            
                5.66
             |               
            
                5.60
             |                           
            
                5.60
             | 
            
                5.63
             |                     
            
                3.86
             |                                 
            
                40
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/4/2019
             | 
            
                +0.21 / +4.13%
             |             
            
                5.42
             |           
            
                5.42
             |               
            
                4.96
             |                           
            
                5.30
             | 
            
                5.26
             |                     
            
                3.65
             |                                 
            
                380
             |            
            
                 
             |                                       
         
    
        
            | 
                12/3/2019
             | 
            
                -0.38 / -6.95%
             |             
            
                5.40
             |           
            
                5.60
             |               
            
                5.09
             |                           
            
                5.09
             | 
            
                5.51
             |                     
            
                3.51
             |                                 
            
                1,270
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/2/2019
             | 
            
                +0.32 / +6.21%
             |             
            
                5.40
             |           
            
                5.51
             |               
            
                5.25
             |                           
            
                5.47
             | 
            
                5.41
             |                     
            
                3.77
             |                                 
            
                3,410
             |            
            
                 
             |                                       
         
    
        
            | 
                11/29/2019
             | 
            
                +0.33 / +6.85%
             |             
            
                5.14
             |           
            
                5.15
             |               
            
                5.14
             |                           
            
                5.15
             | 
            
                5.15
             |                     
            
                3.55
             |                                 
            
                3,750
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/28/2019
             | 
            
                -0.18 / -3.60%
             |             
            
                4.82
             |           
            
                4.82
             |               
            
                4.82
             |                           
            
                4.82
             | 
            
                4.82
             |                     
            
                3.32
             |                                 
            
                650
             |            
            
                 
             |                                       
         
    
        
            | 
                11/27/2019
             | 
            
                +0.09 / +1.83%
             |             
            
                5.00
             |           
            
                5.00
             |               
            
                4.62
             |                           
            
                5.00
             | 
            
                4.91
             |                     
            
                3.44
             |                                 
            
                1,780
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/26/2019
             | 
            
                -0.28 / -5.39%
             |             
            
                5.15
             |           
            
                5.15
             |               
            
                4.91
             |                           
            
                4.91
             | 
            
                5.03
             |                     
            
                3.38
             |                                 
            
                340
             |            
            
                 
             |                                       
         
    
        
            | 
                11/25/2019
             | 
            
                -0.01 / -0.19%
             |             
            
                5.19
             |           
            
                5.19
             |               
            
                5.19
             |                           
            
                5.19
             | 
            
                5.19
             |                     
            
                3.57
             |                                 
            
                190
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/22/2019
             | 
            
                +0.01 / +0.19%
             |             
            
                5.01
             |           
            
                5.20
             |               
            
                5.00
             |                           
            
                5.20
             | 
            
                5.10
             |                     
            
                3.58
             |                                 
            
                230
             |            
            
                 
             |                                       
         
    
        
            | 
                11/21/2019
             | 
            
                +0.19 / +3.80%
             |             
            
                5.04
             |           
            
                5.30
             |               
            
                4.82
             |                           
            
                5.19
             | 
            
                5.07
             |                     
            
                3.57
             |                                 
            
                7,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/20/2019
             | 
            
                -0.08 / -1.57%
             |             
            
                5.08
             |           
            
                5.08
             |               
            
                4.77
             |                           
            
                5.00
             | 
            
                4.99
             |                     
            
                3.44
             |                                 
            
                6,410
             |            
            
                 
             |                                       
         
    
        
            | 
                11/19/2019
             | 
            
                +0.08 / +1.60%
             |             
            
                5.10
             |           
            
                5.10
             |               
            
                4.74
             |                           
            
                5.08
             | 
            
                4.98
             |                     
            
                3.50
             |                                 
            
                10,250
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/18/2019
             | 
            
                0.00 / 0.00%
             |             
            
                5.00
             |           
            
                5.20
             |               
            
                5.00
             |                           
            
                5.00
             | 
            
                5.05
             |                     
            
                3.44
             |                                 
            
                1,260
             |            
            
                 
             |                                       
         
    
        
            | 
                11/15/2019
             | 
            
                -0.17 / -3.29%
             |             
            
                5.20
             |           
            
                5.20
             |               
            
                4.92
             |                           
            
                5.00
             | 
            
                5.12
             |                     
            
                3.44
             |                                 
            
                6,440
             |  
            
                 
             |                                                              
             
    
         
    
    
 |