| 
                 
                    Closing price on 6/6/2022
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    8.30 | 
                 
                
                    | High | 
                    8.30 | 
                 
                
                    | Low | 
                    8.20 | 
                     
                
                    | Volume | 
                    9,400 | 
                                 
                
                    | Split-adjusted Price | 
                    6.08 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
STP Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                6/6/2022
             | 
            
                0.00 / 0.00%
             |             
            
                8.30
             |           
            
                8.30
             |               
            
                8.20
             |                           
            
                8.30
             | 
            
                8.30
             |                     
            
                6.08
             |                                 
            
                9,400
             |            
            
                 
             |                                       
         
    
        
            | 
                6/3/2022
             | 
            
                0.00 / 0.00%
             |             
            
                8.30
             |           
            
                8.30
             |               
            
                8.30
             |                           
            
                8.30
             | 
            
                8.30
             |                     
            
                6.08
             |                                 
            
                3,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/2/2022
             | 
            
                0.00 / 0.00%
             |             
            
                8.10
             |           
            
                8.30
             |               
            
                8.10
             |                           
            
                8.30
             | 
            
                8.24
             |                     
            
                6.08
             |                                 
            
                2,400
             |            
            
                 
             |                                       
         
    
        
            | 
                6/1/2022
             | 
            
                +0.10 / +1.22%
             |             
            
                8.60
             |           
            
                8.60
             |               
            
                8.30
             |                           
            
                8.30
             | 
            
                8.50
             |                     
            
                6.08
             |                                 
            
                300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/31/2022
             | 
            
                0.00 / 0.00%
             |             
            
                8.20
             |           
            
                8.20
             |               
            
                8.20
             |                           
            
                8.20
             | 
            
                8.20
             |                     
            
                6.01
             |                                 
            
                900
             |            
            
                 
             |                                       
         
    
        
            | 
                5/30/2022
             | 
            
                0.00 / 0.00%
             |             
            
                8.20
             |           
            
                8.20
             |               
            
                8.20
             |                           
            
                8.20
             | 
            
                8.20
             |                     
            
                6.01
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/27/2022
             | 
            
                0.00 / 0.00%
             |             
            
                8.20
             |           
            
                8.20
             |               
            
                8.20
             |                           
            
                8.20
             | 
            
                8.20
             |                     
            
                6.01
             |                                 
            
                100
             |            
            
                 
             |                                       
         
    
        
            | 
                5/26/2022
             | 
            
                0.00 / 0.00%
             |             
            
                8.20
             |           
            
                8.20
             |               
            
                8.20
             |                           
            
                8.20
             | 
            
                8.20
             |                     
            
                6.01
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/25/2022
             | 
            
                0.00 / 0.00%
             |             
            
                8.20
             |           
            
                8.20
             |               
            
                8.20
             |                           
            
                8.20
             | 
            
                8.20
             |                     
            
                6.01
             |                                 
            
                100
             |            
            
                 
             |                                       
         
    
        
            | 
                5/24/2022
             | 
            
                0.00 / 0.00%
             |             
            
                8.20
             |           
            
                8.20
             |               
            
                8.20
             |                           
            
                8.20
             | 
            
                8.20
             |                     
            
                6.01
             |                                 
            
                200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/23/2022
             | 
            
                0.00 / 0.00%
             |             
            
                8.30
             |           
            
                8.30
             |               
            
                8.10
             |                           
            
                8.20
             | 
            
                8.11
             |                     
            
                6.01
             |                                 
            
                3,600
             |            
            
                 
             |                                       
         
    
        
            | 
                5/20/2022
             | 
            
                -0.10 / -1.20%
             |             
            
                8.20
             |           
            
                8.30
             |               
            
                8.20
             |                           
            
                8.20
             | 
            
                8.22
             |                     
            
                6.01
             |                                 
            
                7,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/19/2022
             | 
            
                -0.50 / -5.68%
             |             
            
                8.20
             |           
            
                8.30
             |               
            
                8.20
             |                           
            
                8.30
             | 
            
                8.26
             |                     
            
                6.08
             |                                 
            
                500
             |            
            
                 
             |                                       
         
    
        
            | 
                5/18/2022
             | 
            
                0.00 / 0.00%
             |             
            
                8.80
             |           
            
                8.80
             |               
            
                8.80
             |                           
            
                8.80
             | 
            
                8.80
             |                     
            
                6.45
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/17/2022
             | 
            
                +0.10 / +1.15%
             |             
            
                8.30
             |           
            
                8.80
             |               
            
                7.90
             |                           
            
                8.80
             | 
            
                8.19
             |                     
            
                6.45
             |                                 
            
                1,800
             |            
            
                 
             |                                       
         
    
        
            | 
                5/16/2022
             | 
            
                +0.10 / +1.16%
             |             
            
                8.40
             |           
            
                8.70
             |               
            
                8.20
             |                           
            
                8.70
             | 
            
                8.32
             |                     
            
                6.37
             |                                 
            
                4,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/13/2022
             | 
            
                0.00 / 0.00%
             |             
            
                8.60
             |           
            
                8.60
             |               
            
                8.60
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                6.30
             |                                 
            
                65
             |            
            
                 
             |                                       
         
    
        
            | 
                5/12/2022
             | 
            
                -0.20 / -2.27%
             |             
            
                8.70
             |           
            
                8.70
             |               
            
                8.50
             |                           
            
                8.60
             | 
            
                8.60
             |                     
            
                6.30
             |                                 
            
                1,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/11/2022
             | 
            
                0.00 / 0.00%
             |             
            
                8.80
             |           
            
                8.80
             |               
            
                8.80
             |                           
            
                8.80
             | 
            
                8.80
             |                     
            
                6.45
             |                                 
            
                400
             |            
            
                 
             |                                       
         
    
        
            | 
                5/10/2022
             | 
            
                0.00 / 0.00%
             |             
            
                8.80
             |           
            
                8.80
             |               
            
                8.80
             |                           
            
                8.80
             | 
            
                8.80
             |                     
            
                6.45
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/9/2022
             | 
            
                -0.20 / -2.22%
             |             
            
                8.90
             |           
            
                8.90
             |               
            
                8.80
             |                           
            
                8.80
             | 
            
                8.84
             |                     
            
                6.45
             |                                 
            
                900
             |            
            
                 
             |                                       
         
    
        
            | 
                5/6/2022
             | 
            
                0.00 / 0.00%
             |             
            
                9.00
             |           
            
                9.00
             |               
            
                9.00
             |                           
            
                9.00
             | 
            
                9.00
             |                     
            
                6.59
             |                                 
            
                1,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/5/2022
             | 
            
                0.00 / 0.00%
             |             
            
                9.00
             |           
            
                9.00
             |               
            
                9.00
             |                           
            
                9.00
             | 
            
                9.00
             |                     
            
                6.59
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                5/4/2022
             | 
            
                0.00 / 0.00%
             |             
            
                9.10
             |           
            
                9.10
             |               
            
                9.00
             |                           
            
                9.00
             | 
            
                9.10
             |                     
            
                6.59
             |                                 
            
                2,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/29/2022
             | 
            
                +0.20 / +2.27%
             |             
            
                8.80
             |           
            
                9.00
             |               
            
                8.80
             |                           
            
                9.00
             | 
            
                8.94
             |                     
            
                6.59
             |                                 
            
                3,500
             |            
            
                 
             |                                       
         
    
        
            | 
                4/28/2022
             | 
            
                0.00 / 0.00%
             |             
            
                8.80
             |           
            
                8.80
             |               
            
                8.80
             |                           
            
                8.80
             | 
            
                8.80
             |                     
            
                6.45
             |                                 
            
                800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/27/2022
             | 
            
                0.00 / 0.00%
             |             
            
                8.80
             |           
            
                8.80
             |               
            
                8.80
             |                           
            
                8.80
             | 
            
                8.80
             |                     
            
                6.45
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                4/26/2022
             | 
            
                -0.20 / -2.22%
             |             
            
                8.80
             |           
            
                8.80
             |               
            
                8.80
             |                           
            
                8.80
             | 
            
                8.80
             |                     
            
                6.45
             |                                 
            
                3,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/25/2022
             | 
            
                0.00 / 0.00%
             |             
            
                9.10
             |           
            
                9.10
             |               
            
                9.00
             |                           
            
                9.00
             | 
            
                9.00
             |                     
            
                6.59
             |                                 
            
                4,700
             |            
            
                 
             |                                       
         
    
        
            | 
                4/22/2022
             | 
            
                0.00 / 0.00%
             |             
            
                9.10
             |           
            
                9.10
             |               
            
                9.00
             |                           
            
                9.00
             | 
            
                9.01
             |                     
            
                6.59
             |                                 
            
                3,800
             |  
            
                 
             |                                                              
             
    
         
    
    
 |