| 
                 
                    Closing price on 1/5/2016
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    2.10 | 
                 
                
                    | High | 
                    2.20 | 
                 
                
                    | Low | 
                    2.10 | 
                     
                
                    | Volume | 
                    251,500 | 
                                 
                
                    | Split-adjusted Price | 
                    2.10 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
SPI Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                1/5/2016
             | 
            
                0.00 / 0.00%
             |             
            
                2.10
             |           
            
                2.20
             |               
            
                2.10
             |                           
            
                2.10
             | 
            
                2.10
             |                     
            
                2.10
             |                                 
            
                251,500
             |            
            
                 
             |                                       
         
    
        
            | 
                1/4/2016
             | 
            
                +0.10 / +5.00%
             |             
            
                2.00
             |           
            
                2.20
             |               
            
                2.00
             |                           
            
                2.10
             | 
            
                2.09
             |                     
            
                2.10
             |                                 
            
                372,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/31/2015
             | 
            
                -0.10 / -4.76%
             |             
            
                2.10
             |           
            
                2.20
             |               
            
                2.00
             |                           
            
                2.00
             | 
            
                2.11
             |                     
            
                2.00
             |                                 
            
                139,700
             |            
            
                 
             |                                       
         
    
        
            | 
                12/30/2015
             | 
            
                +0.10 / +5.00%
             |             
            
                1.90
             |           
            
                2.10
             |               
            
                1.90
             |                           
            
                2.10
             | 
            
                2.03
             |                     
            
                2.10
             |                                 
            
                104,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/29/2015
             | 
            
                -0.10 / -4.76%
             |             
            
                2.00
             |           
            
                2.00
             |               
            
                1.90
             |                           
            
                2.00
             | 
            
                1.91
             |                     
            
                2.00
             |                                 
            
                145,500
             |            
            
                 
             |                                       
         
    
        
            | 
                12/28/2015
             | 
            
                0.00 / 0.00%
             |             
            
                2.10
             |           
            
                2.10
             |               
            
                2.00
             |                           
            
                2.10
             | 
            
                2.06
             |                     
            
                2.10
             |                                 
            
                28,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/25/2015
             | 
            
                -0.20 / -8.70%
             |             
            
                2.20
             |           
            
                2.30
             |               
            
                2.10
             |                           
            
                2.10
             | 
            
                2.23
             |                     
            
                2.10
             |                                 
            
                127,000
             |            
            
                 
             |                                       
         
    
        
            | 
                12/24/2015
             | 
            
                +0.10 / +4.55%
             |             
            
                2.30
             |           
            
                2.30
             |               
            
                2.20
             |                           
            
                2.30
             | 
            
                2.25
             |                     
            
                2.30
             |                                 
            
                65,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/23/2015
             | 
            
                0.00 / 0.00%
             |             
            
                2.30
             |           
            
                2.30
             |               
            
                2.20
             |                           
            
                2.20
             | 
            
                2.20
             |                     
            
                2.20
             |                                 
            
                42,700
             |            
            
                 
             |                                       
         
    
        
            | 
                12/22/2015
             | 
            
                0.00 / 0.00%
             |             
            
                2.20
             |           
            
                2.30
             |               
            
                2.20
             |                           
            
                2.20
             | 
            
                2.23
             |                     
            
                2.20
             |                                 
            
                153,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/21/2015
             | 
            
                0.00 / 0.00%
             |             
            
                2.30
             |           
            
                2.30
             |               
            
                2.20
             |                           
            
                2.20
             | 
            
                2.21
             |                     
            
                2.20
             |                                 
            
                109,000
             |            
            
                 
             |                                       
         
    
        
            | 
                12/18/2015
             | 
            
                -0.10 / -4.35%
             |             
            
                2.30
             |           
            
                2.30
             |               
            
                2.20
             |                           
            
                2.20
             | 
            
                2.30
             |                     
            
                2.20
             |                                 
            
                89,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/17/2015
             | 
            
                0.00 / 0.00%
             |             
            
                2.40
             |           
            
                2.40
             |               
            
                2.30
             |                           
            
                2.30
             | 
            
                2.30
             |                     
            
                2.30
             |                                 
            
                113,700
             |            
            
                 
             |                                       
         
    
        
            | 
                12/16/2015
             | 
            
                -0.10 / -4.17%
             |             
            
                2.30
             |           
            
                2.40
             |               
            
                2.30
             |                           
            
                2.30
             | 
            
                2.31
             |                     
            
                2.30
             |                                 
            
                119,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/15/2015
             | 
            
                0.00 / 0.00%
             |             
            
                2.30
             |           
            
                2.40
             |               
            
                2.30
             |                           
            
                2.40
             | 
            
                2.32
             |                     
            
                2.40
             |                                 
            
                103,100
             |            
            
                 
             |                                       
         
    
        
            | 
                12/14/2015
             | 
            
                0.00 / 0.00%
             |             
            
                2.40
             |           
            
                2.40
             |               
            
                2.30
             |                           
            
                2.40
             | 
            
                2.30
             |                     
            
                2.40
             |                                 
            
                260,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/11/2015
             | 
            
                +0.10 / +4.35%
             |             
            
                2.30
             |           
            
                2.40
             |               
            
                2.30
             |                           
            
                2.40
             | 
            
                2.30
             |                     
            
                2.40
             |                                 
            
                239,600
             |            
            
                 
             |                                       
         
    
        
            | 
                12/10/2015
             | 
            
                -0.10 / -4.17%
             |             
            
                2.40
             |           
            
                2.50
             |               
            
                2.30
             |                           
            
                2.30
             | 
            
                2.40
             |                     
            
                2.30
             |                                 
            
                142,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/9/2015
             | 
            
                -0.10 / -4.00%
             |             
            
                2.50
             |           
            
                2.60
             |               
            
                2.30
             |                           
            
                2.40
             | 
            
                2.44
             |                     
            
                2.40
             |                                 
            
                368,900
             |            
            
                 
             |                                       
         
    
        
            | 
                12/8/2015
             | 
            
                0.00 / 0.00%
             |             
            
                2.60
             |           
            
                2.60
             |               
            
                2.50
             |                           
            
                2.50
             | 
            
                2.57
             |                     
            
                2.50
             |                                 
            
                123,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/7/2015
             | 
            
                -0.10 / -3.85%
             |             
            
                2.50
             |           
            
                2.60
             |               
            
                2.50
             |                           
            
                2.50
             | 
            
                2.60
             |                     
            
                2.50
             |                                 
            
                557,600
             |            
            
                 
             |                                       
         
    
        
            | 
                12/4/2015
             | 
            
                -0.20 / -7.14%
             |             
            
                2.70
             |           
            
                2.80
             |               
            
                2.60
             |                           
            
                2.60
             | 
            
                2.68
             |                     
            
                2.60
             |                                 
            
                724,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/3/2015
             | 
            
                -0.20 / -6.67%
             |             
            
                2.90
             |           
            
                3.00
             |               
            
                2.80
             |                           
            
                2.80
             | 
            
                2.92
             |                     
            
                2.80
             |                                 
            
                558,400
             |            
            
                 
             |                                       
         
    
        
            | 
                12/2/2015
             | 
            
                +0.10 / +3.45%
             |             
            
                2.90
             |           
            
                3.00
             |               
            
                2.90
             |                           
            
                3.00
             | 
            
                2.94
             |                     
            
                3.00
             |                                 
            
                855,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/1/2015
             | 
            
                0.00 / 0.00%
             |             
            
                2.90
             |           
            
                3.00
             |               
            
                2.80
             |                           
            
                2.90
             | 
            
                2.93
             |                     
            
                2.90
             |                                 
            
                969,400
             |            
            
                 
             |                                       
         
    
        
            | 
                11/30/2015
             | 
            
                -0.10 / -3.33%
             |             
            
                2.80
             |           
            
                3.00
             |               
            
                2.70
             |                           
            
                2.90
             | 
            
                3.00
             |                     
            
                2.90
             |                                 
            
                462,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/27/2015
             | 
            
                +0.10 / +3.45%
             |             
            
                3.00
             |           
            
                3.00
             |               
            
                2.80
             |                           
            
                3.00
             | 
            
                2.90
             |                     
            
                3.00
             |                                 
            
                803,100
             |            
            
                 
             |                                       
         
    
        
            | 
                11/26/2015
             | 
            
                +0.20 / +7.41%
             |             
            
                2.70
             |           
            
                2.90
             |               
            
                2.60
             |                           
            
                2.90
             | 
            
                2.82
             |                     
            
                2.90
             |                                 
            
                1,681,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/25/2015
             | 
            
                0.00 / 0.00%
             |             
            
                2.60
             |           
            
                2.80
             |               
            
                2.50
             |                           
            
                2.70
             | 
            
                2.65
             |                     
            
                2.70
             |                                 
            
                985,900
             |            
            
                 
             |                                       
         
    
        
            | 
                11/24/2015
             | 
            
                0.00 / 0.00%
             |             
            
                2.60
             |           
            
                2.70
             |               
            
                2.50
             |                           
            
                2.70
             | 
            
                2.65
             |                     
            
                2.70
             |                                 
            
                643,400
             |  
            
                 
             |                                                              
             
    
         
    
    
 |