| 
                 
                    Closing price on 9/29/2020
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    23.85 | 
                 
                
                    | High | 
                    23.90 | 
                 
                
                    | Low | 
                    23.70 | 
                     
                
                    | Volume | 
                    188,110 | 
                                 
                
                    | Split-adjusted Price | 
                    13.98 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
PPC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                9/29/2020
             | 
            
                -0.10 / -0.42%
             |             
            
                23.85
             |           
            
                23.90
             |               
            
                23.70
             |                           
            
                23.75
             | 
            
                23.79
             |                     
            
                13.98
             |                                 
            
                188,110
             |            
            
                 
             |                                       
         
    
        
            | 
                9/28/2020
             | 
            
                +0.05 / +0.21%
             |             
            
                23.80
             |           
            
                24.00
             |               
            
                23.80
             |                           
            
                23.85
             | 
            
                23.86
             |                     
            
                14.04
             |                                 
            
                107,360
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/25/2020
             | 
            
                +0.20 / +0.85%
             |             
            
                23.60
             |           
            
                23.80
             |               
            
                23.60
             |                           
            
                23.80
             | 
            
                23.71
             |                     
            
                14.01
             |                                 
            
                84,310
             |            
            
                 
             |                                       
         
    
        
            | 
                9/24/2020
             | 
            
                -0.30 / -1.26%
             |             
            
                23.85
             |           
            
                23.90
             |               
            
                23.55
             |                           
            
                23.60
             | 
            
                23.69
             |                     
            
                13.89
             |                                 
            
                477,050
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/23/2020
             | 
            
                0.00 / 0.00%
             |             
            
                23.75
             |           
            
                24.00
             |               
            
                23.75
             |                           
            
                23.90
             | 
            
                23.80
             |                     
            
                14.07
             |                                 
            
                267,310
             |            
            
                 
             |                                       
         
    
        
            | 
                9/22/2020
             | 
            
                -0.20 / -0.83%
             |             
            
                24.00
             |           
            
                24.10
             |               
            
                23.85
             |                           
            
                23.90
             | 
            
                23.95
             |                     
            
                14.07
             |                                 
            
                140,850
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/21/2020
             | 
            
                +0.15 / +0.63%
             |             
            
                24.30
             |           
            
                24.30
             |               
            
                23.95
             |                           
            
                24.10
             | 
            
                24.04
             |                     
            
                14.18
             |                                 
            
                131,530
             |            
            
                 
             |                                       
         
    
        
            | 
                9/18/2020
             | 
            
                0.00 / 0.00%
             |             
            
                23.95
             |           
            
                24.10
             |               
            
                23.95
             |                           
            
                23.95
             | 
            
                24.00
             |                     
            
                14.09
             |                                 
            
                194,180
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/17/2020
             | 
            
                -0.30 / -1.24%
             |             
            
                24.35
             |           
            
                24.35
             |               
            
                23.85
             |                           
            
                23.95
             | 
            
                24.02
             |                     
            
                14.09
             |                                 
            
                192,450
             |            
            
                 
             |                                       
         
    
        
            | 
                9/16/2020
             | 
            
                -0.10 / -0.41%
             |             
            
                24.30
             |           
            
                24.35
             |               
            
                24.20
             |                           
            
                24.25
             | 
            
                24.30
             |                     
            
                14.27
             |                                 
            
                106,110
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/15/2020
             | 
            
                -0.05 / -0.20%
             |             
            
                24.50
             |           
            
                24.50
             |               
            
                24.25
             |                           
            
                24.35
             | 
            
                24.40
             |                     
            
                14.33
             |                                 
            
                122,620
             |            
            
                 
             |                                       
         
    
        
            | 
                9/14/2020
             | 
            
                +0.10 / +0.41%
             |             
            
                24.10
             |           
            
                24.45
             |               
            
                24.10
             |                           
            
                24.40
             | 
            
                24.26
             |                     
            
                14.36
             |                                 
            
                212,260
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/11/2020
             | 
            
                -0.15 / -0.61%
             |             
            
                24.05
             |           
            
                24.40
             |               
            
                24.05
             |                           
            
                24.30
             | 
            
                24.25
             |                     
            
                14.30
             |                                 
            
                187,300
             |            
            
                 
             |                                       
         
    
        
            | 
                9/10/2020
             | 
            
                +0.05 / +0.20%
             |             
            
                24.45
             |           
            
                24.70
             |               
            
                24.35
             |                           
            
                24.45
             | 
            
                24.51
             |                     
            
                14.39
             |                                 
            
                376,210
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/9/2020
             | 
            
                +0.60 / +2.52%
             |             
            
                23.75
             |           
            
                24.45
             |               
            
                23.50
             |                           
            
                24.40
             | 
            
                24.05
             |                     
            
                14.36
             |                                 
            
                600,600
             |            
            
                 
             |                                       
         
    
        
            | 
                9/8/2020
             | 
            
                +0.30 / +1.28%
             |             
            
                23.50
             |           
            
                23.80
             |               
            
                23.40
             |                           
            
                23.80
             | 
            
                23.64
             |                     
            
                14.01
             |                                 
            
                228,960
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/7/2020
             | 
            
                0.00 / 0.00%
             |             
            
                23.50
             |           
            
                23.60
             |               
            
                23.45
             |                           
            
                23.50
             | 
            
                23.53
             |                     
            
                13.83
             |                                 
            
                98,480
             |            
            
                 
             |                                       
         
    
        
            | 
                9/4/2020
             | 
            
                -0.20 / -0.84%
             |             
            
                23.60
             |           
            
                23.70
             |               
            
                23.35
             |                           
            
                23.50
             | 
            
                23.50
             |                     
            
                13.83
             |                                 
            
                221,750
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/3/2020
             | 
            
                +0.05 / +0.21%
             |             
            
                23.90
             |           
            
                23.90
             |               
            
                23.50
             |                           
            
                23.70
             | 
            
                23.64
             |                     
            
                13.95
             |                                 
            
                164,360
             |            
            
                 
             |                                       
         
    
        
            | 
                9/1/2020
             | 
            
                +0.15 / +0.64%
             |             
            
                23.30
             |           
            
                23.70
             |               
            
                23.20
             |                           
            
                23.65
             | 
            
                23.43
             |                     
            
                13.92
             |                                 
            
                296,280
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/31/2020
             | 
            
                -0.30 / -1.26%
             |             
            
                24.00
             |           
            
                24.00
             |               
            
                23.50
             |                           
            
                23.50
             | 
            
                23.64
             |                     
            
                13.83
             |                                 
            
                193,500
             |            
            
                 
             |                                       
         
    
        
            | 
                8/28/2020
             | 
            
                +0.05 / +0.21%
             |             
            
                23.80
             |           
            
                24.10
             |               
            
                23.60
             |                           
            
                23.80
             | 
            
                23.92
             |                     
            
                14.01
             |                                 
            
                168,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/27/2020
             | 
            
                -0.20 / -0.84%
             |             
            
                23.85
             |           
            
                24.50
             |               
            
                23.55
             |                           
            
                23.75
             | 
            
                23.99
             |                     
            
                13.98
             |                                 
            
                357,700
             |            
            
                 
             |                                       
         
    
        
            | 
                8/26/2020
             | 
            
                -0.10 / -0.42%
             |             
            
                23.70
             |           
            
                24.20
             |               
            
                23.70
             |                           
            
                23.95
             | 
            
                23.89
             |                     
            
                14.09
             |                                 
            
                142,430
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/25/2020
             | 
            
                0.00 / 0.00%
             |             
            
                23.90
             |           
            
                24.30
             |               
            
                23.90
             |                           
            
                24.05
             | 
            
                24.09
             |                     
            
                14.15
             |                                 
            
                186,780
             |            
            
                 
             |                                       
         
    
        
            | 
                8/24/2020
             | 
            
                +0.60 / +2.56%
             |             
            
                23.40
             |           
            
                24.25
             |               
            
                23.35
             |                           
            
                24.05
             | 
            
                23.84
             |                     
            
                14.15
             |                                 
            
                526,070
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/21/2020
             | 
            
                +0.25 / +1.08%
             |             
            
                23.35
             |           
            
                23.50
             |               
            
                23.20
             |                           
            
                23.45
             | 
            
                23.38
             |                     
            
                13.80
             |                                 
            
                85,230
             |            
            
                 
             |                                       
         
    
        
            | 
                8/20/2020
             | 
            
                -0.20 / -0.85%
             |             
            
                23.50
             |           
            
                23.50
             |               
            
                23.15
             |                           
            
                23.20
             | 
            
                23.27
             |                     
            
                13.65
             |                                 
            
                157,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/19/2020
             | 
            
                0.00 / 0.00%
             |             
            
                23.40
             |           
            
                23.45
             |               
            
                23.20
             |                           
            
                23.40
             | 
            
                23.31
             |                     
            
                13.77
             |                                 
            
                89,060
             |            
            
                 
             |                                       
         
    
        
            | 
                8/18/2020
             | 
            
                +0.20 / +0.86%
             |             
            
                23.20
             |           
            
                23.40
             |               
            
                23.15
             |                           
            
                23.40
             | 
            
                23.28
             |                     
            
                13.77
             |                                 
            
                155,990
             |  
            
                 
             |                                                              
             
    
         
    
    
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