| 
                 
                    Closing price on 5/26/2020
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    6.90 | 
                 
                
                    | High | 
                    7.00 | 
                 
                
                    | Low | 
                    6.50 | 
                     
                
                    | Volume | 
                    30,300 | 
                                 
                
                    | Split-adjusted Price | 
                    6.54 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
SGP Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                5/26/2020
             | 
            
                0.00 / 0.00%
             |             
            
                6.90
             |           
            
                7.00
             |               
            
                6.50
             |                           
            
                6.90
             | 
            
                6.76
             |                     
            
                6.54
             |                                 
            
                30,300
             |            
            
                 
             |                                       
         
    
        
            | 
                5/25/2020
             | 
            
                +0.40 / +6.15%
             |             
            
                6.50
             |           
            
                7.00
             |               
            
                6.40
             |                           
            
                6.90
             | 
            
                6.82
             |                     
            
                6.54
             |                                 
            
                50,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/22/2020
             | 
            
                -0.30 / -4.48%
             |             
            
                6.70
             |           
            
                6.70
             |               
            
                6.40
             |                           
            
                6.40
             | 
            
                6.50
             |                     
            
                6.07
             |                                 
            
                71,600
             |            
            
                 
             |                                       
         
    
        
            | 
                5/21/2020
             | 
            
                -0.40 / -5.63%
             |             
            
                7.00
             |           
            
                7.00
             |               
            
                6.70
             |                           
            
                6.70
             | 
            
                6.87
             |                     
            
                6.35
             |                                 
            
                27,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/20/2020
             | 
            
                +0.20 / +2.90%
             |             
            
                7.10
             |           
            
                7.20
             |               
            
                6.80
             |                           
            
                7.10
             | 
            
                7.02
             |                     
            
                6.73
             |                                 
            
                42,300
             |            
            
                 
             |                                       
         
    
        
            | 
                5/19/2020
             | 
            
                +0.70 / +11.29%
             |             
            
                6.20
             |           
            
                7.10
             |               
            
                6.20
             |                           
            
                6.90
             | 
            
                6.70
             |                     
            
                6.54
             |                                 
            
                123,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/18/2020
             | 
            
                0.00 / 0.00%
             |             
            
                6.40
             |           
            
                6.40
             |               
            
                6.20
             |                           
            
                6.20
             | 
            
                6.22
             |                     
            
                5.88
             |                                 
            
                13,200
             |            
            
                 
             |                                       
         
    
        
            | 
                5/15/2020
             | 
            
                0.00 / 0.00%
             |             
            
                6.20
             |           
            
                6.30
             |               
            
                6.20
             |                           
            
                6.20
             | 
            
                6.20
             |                     
            
                5.88
             |                                 
            
                59,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/14/2020
             | 
            
                +0.10 / +1.64%
             |             
            
                6.20
             |           
            
                6.30
             |               
            
                6.20
             |                           
            
                6.20
             | 
            
                6.23
             |                     
            
                5.88
             |                                 
            
                41,800
             |            
            
                 
             |                                       
         
    
        
            | 
                5/13/2020
             | 
            
                -0.10 / -1.61%
             |             
            
                6.20
             |           
            
                6.30
             |               
            
                6.10
             |                           
            
                6.10
             | 
            
                6.20
             |                     
            
                5.78
             |                                 
            
                53,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/12/2020
             | 
            
                0.00 / 0.00%
             |             
            
                6.20
             |           
            
                6.40
             |               
            
                6.20
             |                           
            
                6.20
             | 
            
                6.25
             |                     
            
                5.88
             |                                 
            
                113,000
             |            
            
                 
             |                                       
         
    
        
            | 
                5/11/2020
             | 
            
                0.00 / 0.00%
             |             
            
                6.30
             |           
            
                6.30
             |               
            
                6.20
             |                           
            
                6.20
             | 
            
                6.22
             |                     
            
                5.88
             |                                 
            
                15,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/8/2020
             | 
            
                0.00 / 0.00%
             |             
            
                6.20
             |           
            
                6.20
             |               
            
                6.20
             |                           
            
                6.20
             | 
            
                6.20
             |                     
            
                5.88
             |                                 
            
                25,100
             |            
            
                 
             |                                       
         
    
        
            | 
                5/7/2020
             | 
            
                -0.10 / -1.59%
             |             
            
                6.30
             |           
            
                6.30
             |               
            
                6.20
             |                           
            
                6.20
             | 
            
                6.22
             |                     
            
                5.88
             |                                 
            
                20,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/6/2020
             | 
            
                +0.20 / +3.28%
             |             
            
                5.90
             |           
            
                6.30
             |               
            
                5.90
             |                           
            
                6.30
             | 
            
                6.18
             |                     
            
                5.97
             |                                 
            
                74,800
             |            
            
                 
             |                                       
         
    
        
            | 
                5/5/2020
             | 
            
                -0.10 / -1.61%
             |             
            
                6.20
             |           
            
                6.20
             |               
            
                5.90
             |                           
            
                6.10
             | 
            
                5.98
             |                     
            
                5.78
             |                                 
            
                17,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/4/2020
             | 
            
                0.00 / 0.00%
             |             
            
                6.00
             |           
            
                6.20
             |               
            
                6.00
             |                           
            
                6.20
             | 
            
                6.18
             |                     
            
                5.88
             |                                 
            
                11,200
             |            
            
                 
             |                                       
         
    
        
            | 
                4/29/2020
             | 
            
                -0.10 / -1.61%
             |             
            
                6.20
             |           
            
                6.20
             |               
            
                6.10
             |                           
            
                6.10
             | 
            
                6.20
             |                     
            
                5.78
             |                                 
            
                31,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/28/2020
             | 
            
                +0.10 / +1.64%
             |             
            
                6.20
             |           
            
                6.30
             |               
            
                6.10
             |                           
            
                6.20
             | 
            
                6.20
             |                     
            
                5.88
             |                                 
            
                37,800
             |            
            
                 
             |                                       
         
    
        
            | 
                4/27/2020
             | 
            
                0.00 / 0.00%
             |             
            
                6.10
             |           
            
                6.10
             |               
            
                6.00
             |                           
            
                6.10
             | 
            
                6.10
             |                     
            
                5.78
             |                                 
            
                20,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/24/2020
             | 
            
                -0.20 / -3.28%
             |             
            
                6.40
             |           
            
                6.40
             |               
            
                5.90
             |                           
            
                5.90
             | 
            
                6.10
             |                     
            
                5.59
             |                                 
            
                2,400
             |            
            
                 
             |                                       
         
    
        
            | 
                4/23/2020
             | 
            
                0.00 / 0.00%
             |             
            
                6.10
             |           
            
                6.20
             |               
            
                5.80
             |                           
            
                6.10
             | 
            
                5.98
             |                     
            
                5.78
             |                                 
            
                77,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/22/2020
             | 
            
                +0.30 / +5.17%
             |             
            
                6.10
             |           
            
                6.10
             |               
            
                5.80
             |                           
            
                6.10
             | 
            
                6.08
             |                     
            
                5.78
             |                                 
            
                11,000
             |            
            
                 
             |                                       
         
    
        
            | 
                4/21/2020
             | 
            
                -0.70 / -10.77%
             |             
            
                6.30
             |           
            
                6.40
             |               
            
                5.80
             |                           
            
                5.80
             | 
            
                6.14
             |                     
            
                5.50
             |                                 
            
                79,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/20/2020
             | 
            
                +0.30 / +4.84%
             |             
            
                6.30
             |           
            
                6.50
             |               
            
                6.10
             |                           
            
                6.50
             | 
            
                6.35
             |                     
            
                6.16
             |                                 
            
                75,100
             |            
            
                 
             |                                       
         
    
        
            | 
                4/17/2020
             | 
            
                +0.30 / +5.00%
             |             
            
                6.00
             |           
            
                6.30
             |               
            
                6.00
             |                           
            
                6.30
             | 
            
                6.18
             |                     
            
                5.97
             |                                 
            
                48,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/16/2020
             | 
            
                -0.20 / -3.23%
             |             
            
                6.20
             |           
            
                6.20
             |               
            
                5.90
             |                           
            
                6.00
             | 
            
                5.98
             |                     
            
                5.69
             |                                 
            
                58,800
             |            
            
                 
             |                                       
         
    
        
            | 
                4/15/2020
             | 
            
                +0.10 / +1.64%
             |             
            
                5.90
             |           
            
                6.20
             |               
            
                5.90
             |                           
            
                6.20
             | 
            
                6.01
             |                     
            
                5.88
             |                                 
            
                19,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/14/2020
             | 
            
                -0.30 / -4.69%
             |             
            
                6.40
             |           
            
                6.40
             |               
            
                5.90
             |                           
            
                6.10
             | 
            
                6.25
             |                     
            
                5.78
             |                                 
            
                73,900
             |            
            
                 
             |                                       
         
    
        
            | 
                4/13/2020
             | 
            
                +0.60 / +10.34%
             |             
            
                6.00
             |           
            
                6.50
             |               
            
                6.00
             |                           
            
                6.40
             | 
            
                6.40
             |                     
            
                6.07
             |                                 
            
                52,000
             |  
            
                 
             |                                                              
             
    
         
    
    
 |