| 
                 
                    Closing price on 10/30/2018
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    1.00 | 
                 
                
                    | High | 
                    1.10 | 
                 
                
                    | Low | 
                    1.00 | 
                     
                
                    | Volume | 
                    84,600 | 
                                 
                
                    | Split-adjusted Price | 
                    1.00 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
SPI Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                10/30/2018
             | 
            
                0.00 / 0.00%
             |             
            
                1.00
             |           
            
                1.10
             |               
            
                1.00
             |                           
            
                1.00
             | 
            
                1.00
             |                     
            
                1.00
             |                                 
            
                84,600
             |            
            
                 
             |                                       
         
    
        
            | 
                10/29/2018
             | 
            
                0.00 / 0.00%
             |             
            
                1.00
             |           
            
                1.00
             |               
            
                0.90
             |                           
            
                1.00
             | 
            
                1.00
             |                     
            
                1.00
             |                                 
            
                229,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/26/2018
             | 
            
                0.00 / 0.00%
             |             
            
                1.10
             |           
            
                1.10
             |               
            
                0.90
             |                           
            
                1.00
             | 
            
                1.00
             |                     
            
                1.00
             |                                 
            
                362,700
             |            
            
                 
             |                                       
         
    
        
            | 
                10/25/2018
             | 
            
                -0.10 / -9.09%
             |             
            
                1.00
             |           
            
                1.10
             |               
            
                1.00
             |                           
            
                1.00
             | 
            
                1.01
             |                     
            
                1.00
             |                                 
            
                177,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/24/2018
             | 
            
                +0.10 / +10.00%
             |             
            
                1.10
             |           
            
                1.10
             |               
            
                1.00
             |                           
            
                1.10
             | 
            
                1.05
             |                     
            
                1.10
             |                                 
            
                101,000
             |            
            
                 
             |                                       
         
    
        
            | 
                10/23/2018
             | 
            
                0.00 / 0.00%
             |             
            
                1.10
             |           
            
                1.10
             |               
            
                1.00
             |                           
            
                1.00
             | 
            
                1.00
             |                     
            
                1.00
             |                                 
            
                66,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/22/2018
             | 
            
                -0.10 / -9.09%
             |             
            
                1.00
             |           
            
                1.10
             |               
            
                1.00
             |                           
            
                1.00
             | 
            
                1.03
             |                     
            
                1.00
             |                                 
            
                45,000
             |            
            
                 
             |                                       
         
    
        
            | 
                10/19/2018
             | 
            
                0.00 / 0.00%
             |             
            
                1.10
             |           
            
                1.10
             |               
            
                1.00
             |                           
            
                1.10
             | 
            
                1.04
             |                     
            
                1.10
             |                                 
            
                15,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/18/2018
             | 
            
                0.00 / 0.00%
             |             
            
                1.10
             |           
            
                1.10
             |               
            
                1.00
             |                           
            
                1.10
             | 
            
                1.05
             |                     
            
                1.10
             |                                 
            
                146,300
             |            
            
                 
             |                                       
         
    
        
            | 
                10/17/2018
             | 
            
                0.00 / 0.00%
             |             
            
                1.10
             |           
            
                1.10
             |               
            
                1.00
             |                           
            
                1.10
             | 
            
                1.06
             |                     
            
                1.10
             |                                 
            
                88,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/16/2018
             | 
            
                0.00 / 0.00%
             |             
            
                1.10
             |           
            
                1.10
             |               
            
                1.00
             |                           
            
                1.10
             | 
            
                1.10
             |                     
            
                1.10
             |                                 
            
                96,800
             |            
            
                 
             |                                       
         
    
        
            | 
                10/15/2018
             | 
            
                +0.10 / +10.00%
             |             
            
                1.10
             |           
            
                1.10
             |               
            
                1.00
             |                           
            
                1.10
             | 
            
                1.07
             |                     
            
                1.10
             |                                 
            
                186,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/12/2018
             | 
            
                -0.10 / -9.09%
             |             
            
                1.10
             |           
            
                1.10
             |               
            
                1.00
             |                           
            
                1.00
             | 
            
                1.01
             |                     
            
                1.00
             |                                 
            
                99,800
             |            
            
                 
             |                                       
         
    
        
            | 
                10/11/2018
             | 
            
                0.00 / 0.00%
             |             
            
                1.10
             |           
            
                1.10
             |               
            
                1.00
             |                           
            
                1.10
             | 
            
                1.04
             |                     
            
                1.10
             |                                 
            
                239,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/10/2018
             | 
            
                0.00 / 0.00%
             |             
            
                1.10
             |           
            
                1.10
             |               
            
                1.10
             |                           
            
                1.10
             | 
            
                1.10
             |                     
            
                1.10
             |                                 
            
                133,700
             |            
            
                 
             |                                       
         
    
        
            | 
                10/9/2018
             | 
            
                0.00 / 0.00%
             |             
            
                1.10
             |           
            
                1.20
             |               
            
                1.10
             |                           
            
                1.10
             | 
            
                1.11
             |                     
            
                1.10
             |                                 
            
                158,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/8/2018
             | 
            
                -0.10 / -8.33%
             |             
            
                1.10
             |           
            
                1.20
             |               
            
                1.10
             |                           
            
                1.10
             | 
            
                1.10
             |                     
            
                1.10
             |                                 
            
                301,800
             |            
            
                 
             |                                       
         
    
        
            | 
                10/5/2018
             | 
            
                +0.10 / +9.09%
             |             
            
                1.10
             |           
            
                1.20
             |               
            
                1.00
             |                           
            
                1.20
             | 
            
                1.10
             |                     
            
                1.20
             |                                 
            
                171,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/4/2018
             | 
            
                0.00 / 0.00%
             |             
            
                1.10
             |           
            
                1.20
             |               
            
                1.10
             |                           
            
                1.10
             | 
            
                1.10
             |                     
            
                1.10
             |                                 
            
                104,200
             |            
            
                 
             |                                       
         
    
        
            | 
                10/3/2018
             | 
            
                -0.10 / -8.33%
             |             
            
                1.20
             |           
            
                1.20
             |               
            
                1.10
             |                           
            
                1.10
             | 
            
                1.11
             |                     
            
                1.10
             |                                 
            
                46,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/2/2018
             | 
            
                +0.10 / +9.09%
             |             
            
                1.10
             |           
            
                1.20
             |               
            
                1.00
             |                           
            
                1.20
             | 
            
                1.11
             |                     
            
                1.20
             |                                 
            
                137,700
             |            
            
                 
             |                                       
         
    
        
            | 
                10/1/2018
             | 
            
                -0.10 / -8.33%
             |             
            
                1.20
             |           
            
                1.20
             |               
            
                1.10
             |                           
            
                1.10
             | 
            
                1.11
             |                     
            
                1.10
             |                                 
            
                122,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/28/2018
             | 
            
                +0.10 / +9.09%
             |             
            
                1.10
             |           
            
                1.20
             |               
            
                1.00
             |                           
            
                1.20
             | 
            
                1.11
             |                     
            
                1.20
             |                                 
            
                137,600
             |            
            
                 
             |                                       
         
    
        
            | 
                9/27/2018
             | 
            
                0.00 / 0.00%
             |             
            
                1.10
             |           
            
                1.20
             |               
            
                1.10
             |                           
            
                1.10
             | 
            
                1.10
             |                     
            
                1.10
             |                                 
            
                271,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/26/2018
             | 
            
                0.00 / 0.00%
             |             
            
                1.10
             |           
            
                1.20
             |               
            
                1.10
             |                           
            
                1.10
             | 
            
                1.10
             |                     
            
                1.10
             |                                 
            
                226,300
             |            
            
                 
             |                                       
         
    
        
            | 
                9/25/2018
             | 
            
                0.00 / 0.00%
             |             
            
                1.10
             |           
            
                1.20
             |               
            
                1.10
             |                           
            
                1.10
             | 
            
                1.11
             |                     
            
                1.10
             |                                 
            
                194,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/24/2018
             | 
            
                0.00 / 0.00%
             |             
            
                1.10
             |           
            
                1.20
             |               
            
                1.00
             |                           
            
                1.10
             | 
            
                1.09
             |                     
            
                1.10
             |                                 
            
                393,200
             |            
            
                 
             |                                       
         
    
        
            | 
                9/21/2018
             | 
            
                0.00 / 0.00%
             |             
            
                1.10
             |           
            
                1.20
             |               
            
                1.00
             |                           
            
                1.10
             | 
            
                1.10
             |                     
            
                1.10
             |                                 
            
                416,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/20/2018
             | 
            
                -0.10 / -8.33%
             |             
            
                1.10
             |           
            
                1.20
             |               
            
                1.10
             |                           
            
                1.10
             | 
            
                1.10
             |                     
            
                1.10
             |                                 
            
                715,100
             |            
            
                 
             |                                       
         
    
        
            | 
                9/19/2018
             | 
            
                0.00 / 0.00%
             |             
            
                1.10
             |           
            
                1.20
             |               
            
                1.10
             |                           
            
                1.20
             | 
            
                1.17
             |                     
            
                1.20
             |                                 
            
                786,500
             |  
            
                 
             |                                                              
             
    
         
    
    
 |