| 
                 
                    Closing price on 11/29/2016
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    1.90 | 
                 
                
                    | High | 
                    1.90 | 
                 
                
                    | Low | 
                    1.80 | 
                     
                
                    | Volume | 
                    149,600 | 
                                 
                
                    | Split-adjusted Price | 
                    1.90 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
SPI Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                11/29/2016
             | 
            
                0.00 / 0.00%
             |             
            
                1.90
             |           
            
                1.90
             |               
            
                1.80
             |                           
            
                1.90
             | 
            
                1.90
             |                     
            
                1.90
             |                                 
            
                149,600
             |            
            
                 
             |                                       
         
    
        
            | 
                11/28/2016
             | 
            
                0.00 / 0.00%
             |             
            
                1.90
             |           
            
                1.90
             |               
            
                1.80
             |                           
            
                1.90
             | 
            
                1.90
             |                     
            
                1.90
             |                                 
            
                53,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/25/2016
             | 
            
                0.00 / 0.00%
             |             
            
                1.90
             |           
            
                1.90
             |               
            
                1.80
             |                           
            
                1.90
             | 
            
                1.89
             |                     
            
                1.90
             |                                 
            
                67,700
             |            
            
                 
             |                                       
         
    
        
            | 
                11/24/2016
             | 
            
                0.00 / 0.00%
             |             
            
                2.00
             |           
            
                2.00
             |               
            
                1.90
             |                           
            
                1.90
             | 
            
                1.90
             |                     
            
                1.90
             |                                 
            
                155,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/23/2016
             | 
            
                -0.10 / -5.00%
             |             
            
                2.00
             |           
            
                2.00
             |               
            
                1.90
             |                           
            
                1.90
             | 
            
                1.90
             |                     
            
                1.90
             |                                 
            
                32,500
             |            
            
                 
             |                                       
         
    
        
            | 
                11/22/2016
             | 
            
                +0.10 / +5.26%
             |             
            
                1.90
             |           
            
                2.00
             |               
            
                1.90
             |                           
            
                2.00
             | 
            
                1.90
             |                     
            
                2.00
             |                                 
            
                150,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/21/2016
             | 
            
                0.00 / 0.00%
             |             
            
                1.90
             |           
            
                2.00
             |               
            
                1.90
             |                           
            
                1.90
             | 
            
                1.95
             |                     
            
                1.90
             |                                 
            
                65,420
             |            
            
                 
             |                                       
         
    
        
            | 
                11/18/2016
             | 
            
                0.00 / 0.00%
             |             
            
                1.90
             |           
            
                2.00
             |               
            
                1.90
             |                           
            
                1.90
             | 
            
                1.93
             |                     
            
                1.90
             |                                 
            
                111,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/17/2016
             | 
            
                -0.10 / -5.00%
             |             
            
                1.90
             |           
            
                2.00
             |               
            
                1.90
             |                           
            
                1.90
             | 
            
                2.00
             |                     
            
                1.90
             |                                 
            
                137,100
             |            
            
                 
             |                                       
         
    
        
            | 
                11/16/2016
             | 
            
                -0.10 / -4.76%
             |             
            
                2.10
             |           
            
                2.10
             |               
            
                1.90
             |                           
            
                2.00
             | 
            
                1.96
             |                     
            
                2.00
             |                                 
            
                185,610
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/15/2016
             | 
            
                +0.10 / +5.00%
             |             
            
                2.00
             |           
            
                2.10
             |               
            
                1.90
             |                           
            
                2.10
             | 
            
                2.00
             |                     
            
                2.10
             |                                 
            
                109,630
             |            
            
                 
             |                                       
         
    
        
            | 
                11/14/2016
             | 
            
                0.00 / 0.00%
             |             
            
                2.00
             |           
            
                2.00
             |               
            
                1.90
             |                           
            
                2.00
             | 
            
                2.00
             |                     
            
                2.00
             |                                 
            
                122,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/11/2016
             | 
            
                0.00 / 0.00%
             |             
            
                2.20
             |           
            
                2.20
             |               
            
                2.00
             |                           
            
                2.00
             | 
            
                2.05
             |                     
            
                2.00
             |                                 
            
                166,100
             |            
            
                 
             |                                       
         
    
        
            | 
                11/10/2016
             | 
            
                +0.10 / +5.26%
             |             
            
                2.00
             |           
            
                2.00
             |               
            
                2.00
             |                           
            
                2.00
             | 
            
                2.00
             |                     
            
                2.00
             |                                 
            
                37,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/9/2016
             | 
            
                -0.10 / -5.00%
             |             
            
                2.00
             |           
            
                2.00
             |               
            
                1.80
             |                           
            
                1.90
             | 
            
                1.93
             |                     
            
                1.90
             |                                 
            
                180,400
             |            
            
                 
             |                                       
         
    
        
            | 
                11/8/2016
             | 
            
                -0.10 / -4.76%
             |             
            
                2.10
             |           
            
                2.20
             |               
            
                2.00
             |                           
            
                2.00
             | 
            
                2.06
             |                     
            
                2.00
             |                                 
            
                69,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/7/2016
             | 
            
                0.00 / 0.00%
             |             
            
                2.10
             |           
            
                2.20
             |               
            
                2.00
             |                           
            
                2.10
             | 
            
                2.10
             |                     
            
                2.10
             |                                 
            
                53,300
             |            
            
                 
             |                                       
         
    
        
            | 
                11/4/2016
             | 
            
                +0.10 / +5.00%
             |             
            
                2.20
             |           
            
                2.20
             |               
            
                2.10
             |                           
            
                2.10
             | 
            
                2.20
             |                     
            
                2.10
             |                                 
            
                295,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/3/2016
             | 
            
                +0.10 / +5.26%
             |             
            
                2.00
             |           
            
                2.00
             |               
            
                2.00
             |                           
            
                2.00
             | 
            
                2.00
             |                     
            
                2.00
             |                                 
            
                65,900
             |            
            
                 
             |                                       
         
    
        
            | 
                11/2/2016
             | 
            
                0.00 / 0.00%
             |             
            
                1.90
             |           
            
                2.00
             |               
            
                1.80
             |                           
            
                1.90
             | 
            
                1.90
             |                     
            
                1.90
             |                                 
            
                59,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/1/2016
             | 
            
                -0.10 / -5.00%
             |             
            
                2.00
             |           
            
                2.10
             |               
            
                1.90
             |                           
            
                1.90
             | 
            
                1.98
             |                     
            
                1.90
             |                                 
            
                92,000
             |            
            
                 
             |                                       
         
    
        
            | 
                10/31/2016
             | 
            
                -0.10 / -4.76%
             |             
            
                2.20
             |           
            
                2.20
             |               
            
                2.00
             |                           
            
                2.00
             | 
            
                2.10
             |                     
            
                2.00
             |                                 
            
                135,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/28/2016
             | 
            
                -0.10 / -4.55%
             |             
            
                2.20
             |           
            
                2.20
             |               
            
                2.10
             |                           
            
                2.10
             | 
            
                2.11
             |                     
            
                2.10
             |                                 
            
                88,000
             |            
            
                 
             |                                       
         
    
        
            | 
                10/27/2016
             | 
            
                0.00 / 0.00%
             |             
            
                2.20
             |           
            
                2.20
             |               
            
                2.20
             |                           
            
                2.20
             | 
            
                2.20
             |                     
            
                2.20
             |                                 
            
                154,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/26/2016
             | 
            
                -0.10 / -4.35%
             |             
            
                2.30
             |           
            
                2.30
             |               
            
                2.20
             |                           
            
                2.20
             | 
            
                2.20
             |                     
            
                2.20
             |                                 
            
                105,400
             |            
            
                 
             |                                       
         
    
        
            | 
                10/25/2016
             | 
            
                -0.10 / -4.17%
             |             
            
                2.60
             |           
            
                2.60
             |               
            
                2.20
             |                           
            
                2.30
             | 
            
                2.30
             |                     
            
                2.30
             |                                 
            
                55,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/24/2016
             | 
            
                0.00 / 0.00%
             |             
            
                2.30
             |           
            
                2.40
             |               
            
                2.30
             |                           
            
                2.40
             | 
            
                2.30
             |                     
            
                2.40
             |                                 
            
                10,700
             |            
            
                 
             |                                       
         
    
        
            | 
                10/21/2016
             | 
            
                +0.10 / +4.35%
             |             
            
                2.30
             |           
            
                2.40
             |               
            
                2.20
             |                           
            
                2.40
             | 
            
                2.26
             |                     
            
                2.40
             |                                 
            
                91,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/20/2016
             | 
            
                0.00 / 0.00%
             |             
            
                2.30
             |           
            
                2.40
             |               
            
                2.30
             |                           
            
                2.30
             | 
            
                2.30
             |                     
            
                2.30
             |                                 
            
                239,700
             |            
            
                 
             |                                       
         
    
        
            | 
                10/19/2016
             | 
            
                0.00 / 0.00%
             |             
            
                2.40
             |           
            
                2.50
             |               
            
                2.30
             |                           
            
                2.30
             | 
            
                2.40
             |                     
            
                2.30
             |                                 
            
                213,400
             |  
            
                 
             |                                                              
             
    
         
    
    
 |