| 
                 
                    Closing price on 10/17/2024
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    3.70 | 
                 
                
                    | High | 
                    3.70 | 
                 
                
                    | Low | 
                    3.50 | 
                     
                
                    | Volume | 
                    194,000 | 
                                 
                
                    | Split-adjusted Price | 
                    3.60 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
SPI Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                10/17/2024
             | 
            
                -0.20 / -5.26%
             |             
            
                3.70
             |           
            
                3.70
             |               
            
                3.50
             |                           
            
                3.60
             | 
            
                3.57
             |                     
            
                3.60
             |                                 
            
                194,000
             |            
            
                 
             |                                       
         
    
        
            | 
                10/16/2024
             | 
            
                +0.10 / +2.70%
             |             
            
                3.90
             |           
            
                4.00
             |               
            
                3.70
             |                           
            
                3.80
             | 
            
                3.91
             |                     
            
                3.80
             |                                 
            
                182,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/15/2024
             | 
            
                +0.30 / +8.82%
             |             
            
                3.40
             |           
            
                3.70
             |               
            
                3.20
             |                           
            
                3.70
             | 
            
                3.53
             |                     
            
                3.70
             |                                 
            
                420,400
             |            
            
                 
             |                                       
         
    
        
            | 
                10/14/2024
             | 
            
                -0.30 / -8.11%
             |             
            
                3.60
             |           
            
                3.60
             |               
            
                3.40
             |                           
            
                3.40
             | 
            
                3.45
             |                     
            
                3.40
             |                                 
            
                209,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/11/2024
             | 
            
                0.00 / 0.00%
             |             
            
                3.70
             |           
            
                3.70
             |               
            
                3.50
             |                           
            
                3.70
             | 
            
                3.57
             |                     
            
                3.70
             |                                 
            
                106,300
             |            
            
                 
             |                                       
         
    
        
            | 
                10/10/2024
             | 
            
                -0.10 / -2.63%
             |             
            
                3.80
             |           
            
                3.80
             |               
            
                3.50
             |                           
            
                3.70
             | 
            
                3.59
             |                     
            
                3.70
             |                                 
            
                279,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/9/2024
             | 
            
                -0.10 / -2.56%
             |             
            
                3.90
             |           
            
                4.00
             |               
            
                3.70
             |                           
            
                3.80
             | 
            
                3.77
             |                     
            
                3.80
             |                                 
            
                326,900
             |            
            
                 
             |                                       
         
    
        
            | 
                10/8/2024
             | 
            
                -0.10 / -2.50%
             |             
            
                4.20
             |           
            
                4.40
             |               
            
                3.90
             |                           
            
                3.90
             | 
            
                4.17
             |                     
            
                3.90
             |                                 
            
                313,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/7/2024
             | 
            
                +0.10 / +2.56%
             |             
            
                3.90
             |           
            
                4.10
             |               
            
                3.80
             |                           
            
                4.00
             | 
            
                3.93
             |                     
            
                4.00
             |                                 
            
                307,800
             |            
            
                 
             |                                       
         
    
        
            | 
                10/4/2024
             | 
            
                -0.40 / -9.30%
             |             
            
                4.20
             |           
            
                4.40
             |               
            
                3.90
             |                           
            
                3.90
             | 
            
                3.97
             |                     
            
                3.90
             |                                 
            
                305,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/3/2024
             | 
            
                -0.10 / -2.27%
             |             
            
                4.50
             |           
            
                4.80
             |               
            
                4.20
             |                           
            
                4.30
             | 
            
                4.66
             |                     
            
                4.30
             |                                 
            
                409,600
             |            
            
                 
             |                                       
         
    
        
            | 
                10/2/2024
             | 
            
                +0.40 / +10.00%
             |             
            
                3.80
             |           
            
                4.40
             |               
            
                3.60
             |                           
            
                4.40
             | 
            
                3.79
             |                     
            
                4.40
             |                                 
            
                900,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/1/2024
             | 
            
                -0.40 / -9.09%
             |             
            
                4.40
             |           
            
                4.60
             |               
            
                4.00
             |                           
            
                4.00
             | 
            
                4.13
             |                     
            
                4.00
             |                                 
            
                540,500
             |            
            
                 
             |                                       
         
    
        
            | 
                9/30/2024
             | 
            
                -0.40 / -8.33%
             |             
            
                4.80
             |           
            
                4.90
             |               
            
                4.40
             |                           
            
                4.40
             | 
            
                4.42
             |                     
            
                4.40
             |                                 
            
                559,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/27/2024
             | 
            
                -0.10 / -2.04%
             |             
            
                5.20
             |           
            
                5.30
             |               
            
                4.50
             |                           
            
                4.80
             | 
            
                5.04
             |                     
            
                4.80
             |                                 
            
                514,000
             |            
            
                 
             |                                       
         
    
        
            | 
                9/26/2024
             | 
            
                +0.40 / +8.89%
             |             
            
                4.10
             |           
            
                4.90
             |               
            
                4.10
             |                           
            
                4.90
             | 
            
                4.74
             |                     
            
                4.90
             |                                 
            
                208,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/25/2024
             | 
            
                -0.50 / -10.00%
             |             
            
                5.00
             |           
            
                5.00
             |               
            
                4.50
             |                           
            
                4.50
             | 
            
                4.51
             |                     
            
                4.50
             |                                 
            
                608,600
             |            
            
                 
             |                                       
         
    
        
            | 
                9/24/2024
             | 
            
                -0.50 / -9.09%
             |             
            
                6.00
             |           
            
                6.00
             |               
            
                5.00
             |                           
            
                5.00
             | 
            
                5.33
             |                     
            
                5.00
             |                                 
            
                981,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/23/2024
             | 
            
                +0.50 / +10.00%
             |             
            
                5.50
             |           
            
                5.50
             |               
            
                5.30
             |                           
            
                5.50
             | 
            
                5.49
             |                     
            
                5.50
             |                                 
            
                204,500
             |            
            
                 
             |                                       
         
    
        
            | 
                9/20/2024
             | 
            
                +0.40 / +8.70%
             |             
            
                4.90
             |           
            
                5.00
             |               
            
                4.90
             |                           
            
                5.00
             | 
            
                5.00
             |                     
            
                5.00
             |                                 
            
                166,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/19/2024
             | 
            
                +0.40 / +9.52%
             |             
            
                4.40
             |           
            
                4.60
             |               
            
                4.30
             |                           
            
                4.60
             | 
            
                4.57
             |                     
            
                4.60
             |                                 
            
                308,900
             |            
            
                 
             |                                       
         
    
        
            | 
                9/18/2024
             | 
            
                +0.30 / +7.69%
             |             
            
                4.20
             |           
            
                4.20
             |               
            
                3.80
             |                           
            
                4.20
             | 
            
                4.13
             |                     
            
                4.20
             |                                 
            
                1,169,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/17/2024
             | 
            
                +0.30 / +8.33%
             |             
            
                3.90
             |           
            
                3.90
             |               
            
                3.90
             |                           
            
                3.90
             | 
            
                3.90
             |                     
            
                3.90
             |                                 
            
                99,000
             |            
            
                 
             |                                       
         
    
        
            | 
                9/16/2024
             | 
            
                +0.30 / +9.09%
             |             
            
                3.60
             |           
            
                3.60
             |               
            
                3.50
             |                           
            
                3.60
             | 
            
                3.60
             |                     
            
                3.60
             |                                 
            
                233,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/13/2024
             | 
            
                +0.30 / +10.00%
             |             
            
                3.30
             |           
            
                3.30
             |               
            
                3.30
             |                           
            
                3.30
             | 
            
                3.30
             |                     
            
                3.30
             |                                 
            
                184,200
             |            
            
                 
             |                                       
         
    
        
            | 
                9/12/2024
             | 
            
                +0.20 / +7.14%
             |             
            
                2.80
             |           
            
                3.00
             |               
            
                2.80
             |                           
            
                3.00
             | 
            
                2.92
             |                     
            
                3.00
             |                                 
            
                374,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/11/2024
             | 
            
                0.00 / 0.00%
             |             
            
                3.00
             |           
            
                3.00
             |               
            
                2.60
             |                           
            
                2.80
             | 
            
                2.91
             |                     
            
                2.80
             |                                 
            
                800,300
             |            
            
                 
             |                                       
         
    
        
            | 
                9/10/2024
             | 
            
                +0.20 / +7.69%
             |             
            
                2.80
             |           
            
                2.80
             |               
            
                2.80
             |                           
            
                2.80
             | 
            
                2.80
             |                     
            
                2.80
             |                                 
            
                90,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/9/2024
             | 
            
                +0.20 / +8.33%
             |             
            
                2.60
             |           
            
                2.60
             |               
            
                2.60
             |                           
            
                2.60
             | 
            
                2.60
             |                     
            
                2.60
             |                                 
            
                199,700
             |            
            
                 
             |                                       
         
    
        
            | 
                9/6/2024
             | 
            
                +0.20 / +9.09%
             |             
            
                2.30
             |           
            
                2.40
             |               
            
                2.30
             |                           
            
                2.40
             | 
            
                2.40
             |                     
            
                2.40
             |                                 
            
                107,200
             |  
            
                 
             |                                                              
             
    
         
    
    
 |