| 
                 
                    Closing price on 6/20/2019
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    28.75 | 
                 
                
                    | High | 
                    29.00 | 
                 
                
                    | Low | 
                    28.50 | 
                     
                
                    | Volume | 
                    531,300 | 
                                 
                
                    | Split-adjusted Price | 
                    15.51 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
PPC Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                6/20/2019
             | 
            
                +0.25 / +0.87%
             |             
            
                28.75
             |           
            
                29.00
             |               
            
                28.50
             |                           
            
                29.00
             | 
            
                28.83
             |                     
            
                15.51
             |                                 
            
                531,300
             |            
            
                 
             |                                       
         
    
        
            | 
                6/19/2019
             | 
            
                +1.35 / +4.93%
             |             
            
                27.60
             |           
            
                29.20
             |               
            
                27.55
             |                           
            
                28.75
             | 
            
                28.49
             |                     
            
                15.37
             |                                 
            
                1,271,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/18/2019
             | 
            
                +0.10 / +0.37%
             |             
            
                27.40
             |           
            
                27.40
             |               
            
                27.10
             |                           
            
                27.40
             | 
            
                27.26
             |                     
            
                14.65
             |                                 
            
                162,510
             |            
            
                 
             |                                       
         
    
        
            | 
                6/17/2019
             | 
            
                +0.30 / +1.11%
             |             
            
                27.20
             |           
            
                27.45
             |               
            
                27.00
             |                           
            
                27.30
             | 
            
                27.24
             |                     
            
                14.60
             |                                 
            
                219,460
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/14/2019
             | 
            
                -0.25 / -0.92%
             |             
            
                27.60
             |           
            
                27.60
             |               
            
                27.00
             |                           
            
                27.00
             | 
            
                27.26
             |                     
            
                14.44
             |                                 
            
                184,770
             |            
            
                 
             |                                       
         
    
        
            | 
                6/13/2019
             | 
            
                +0.25 / +0.93%
             |             
            
                27.00
             |           
            
                27.40
             |               
            
                26.90
             |                           
            
                27.25
             | 
            
                27.19
             |                     
            
                14.57
             |                                 
            
                284,780
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/12/2019
             | 
            
                -0.50 / -1.82%
             |             
            
                27.30
             |           
            
                27.55
             |               
            
                26.90
             |                           
            
                27.00
             | 
            
                27.19
             |                     
            
                14.44
             |                                 
            
                327,600
             |            
            
                 
             |                                       
         
    
        
            | 
                6/11/2019
             | 
            
                0.00 / 0.00%
             |             
            
                27.80
             |           
            
                27.80
             |               
            
                27.20
             |                           
            
                27.50
             | 
            
                27.58
             |                     
            
                14.71
             |                                 
            
                387,110
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/10/2019
             | 
            
                +0.75 / +2.80%
             |             
            
                27.00
             |           
            
                27.50
             |               
            
                26.85
             |                           
            
                27.50
             | 
            
                27.26
             |                     
            
                14.71
             |                                 
            
                650,950
             |            
            
                 
             |                                       
         
    
        
            | 
                6/7/2019
             | 
            
                +0.65 / +2.49%
             |             
            
                26.50
             |           
            
                26.90
             |               
            
                26.30
             |                           
            
                26.75
             | 
            
                26.56
             |                     
            
                14.30
             |                                 
            
                341,840
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/6/2019
             | 
            
                +0.40 / +1.56%
             |             
            
                26.20
             |           
            
                26.50
             |               
            
                25.75
             |                           
            
                26.10
             | 
            
                26.11
             |                     
            
                13.96
             |                                 
            
                437,500
             |            
            
                 
             |                                       
         
    
        
            | 
                6/5/2019
             | 
            
                -0.30 / -1.15%
             |             
            
                26.50
             |           
            
                26.50
             |               
            
                25.65
             |                           
            
                25.70
             | 
            
                26.14
             |                     
            
                13.74
             |                                 
            
                360,760
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/4/2019
             | 
            
                +0.40 / +1.56%
             |             
            
                26.10
             |           
            
                26.30
             |               
            
                25.60
             |                           
            
                26.00
             | 
            
                25.92
             |                     
            
                13.90
             |                                 
            
                537,290
             |            
            
                 
             |                                       
         
    
        
            | 
                6/3/2019
             | 
            
                -1.40 / -5.19%
             |             
            
                27.10
             |           
            
                27.10
             |               
            
                25.60
             |                           
            
                25.60
             | 
            
                26.28
             |                     
            
                13.69
             |                                 
            
                657,230
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/31/2019
             | 
            
                +0.05 / +0.19%
             |             
            
                27.10
             |           
            
                27.25
             |               
            
                26.60
             |                           
            
                27.00
             | 
            
                26.91
             |                     
            
                14.44
             |                                 
            
                482,320
             |            
            
                 
             |                                       
         
    
        
            | 
                5/30/2019
             | 
            
                -0.65 / -2.36%
             |             
            
                27.50
             |           
            
                27.50
             |               
            
                26.95
             |                           
            
                26.95
             | 
            
                27.18
             |                     
            
                14.41
             |                                 
            
                559,710
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/29/2019
             | 
            
                0.00 / 0.00%
             |             
            
                27.75
             |           
            
                27.75
             |               
            
                27.10
             |                           
            
                27.60
             | 
            
                27.49
             |                     
            
                14.76
             |                                 
            
                449,290
             |            
            
                 
             |                                       
         
    
        
            | 
                5/28/2019
             | 
            
                -0.50 / -1.78%
             |             
            
                28.45
             |           
            
                28.45
             |               
            
                27.50
             |                           
            
                27.60
             | 
            
                27.84
             |                     
            
                14.76
             |                                 
            
                700,810
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/27/2019
             | 
            
                -0.10 / -0.35%
             |             
            
                28.50
             |           
            
                28.50
             |               
            
                27.95
             |                           
            
                28.10
             | 
            
                28.22
             |                     
            
                15.03
             |                                 
            
                333,510
             |            
            
                 
             |                                       
         
    
        
            | 
                5/24/2019
             | 
            
                +0.10 / +0.36%
             |             
            
                28.00
             |           
            
                28.20
             |               
            
                27.55
             |                           
            
                28.20
             | 
            
                28.06
             |                     
            
                15.08
             |                                 
            
                508,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/23/2019
             | 
            
                +0.30 / +1.08%
             |             
            
                27.80
             |           
            
                28.20
             |               
            
                27.50
             |                           
            
                28.10
             | 
            
                27.91
             |                     
            
                15.03
             |                                 
            
                519,460
             |            
            
                 
             |                                       
         
    
        
            | 
                5/22/2019
             | 
            
                -0.40 / -1.42%
             |             
            
                28.20
             |           
            
                28.65
             |               
            
                27.80
             |                           
            
                27.80
             | 
            
                28.24
             |                     
            
                14.87
             |                                 
            
                523,880
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/21/2019
             | 
            
                +0.50 / +1.81%
             |             
            
                27.70
             |           
            
                28.60
             |               
            
                27.35
             |                           
            
                28.20
             | 
            
                28.03
             |                     
            
                15.08
             |                                 
            
                924,420
             |            
            
                 
             |                                       
         
    
        
            | 
                5/20/2019
             | 
            
                +1.10 / +4.14%
             |             
            
                26.70
             |           
            
                27.85
             |               
            
                26.70
             |                           
            
                27.70
             | 
            
                27.47
             |                     
            
                14.81
             |                                 
            
                621,890
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/17/2019
             | 
            
                -2.15 / -7.48%
             |             
            
                28.20
             |           
            
                28.30
             |               
            
                26.60
             |                           
            
                26.60
             | 
            
                27.55
             |                     
            
                14.22
             |                                 
            
                894,070
             |            
            
                 
             |                                       
         
    
        
            | 
                5/16/2019
             | 
            
                -0.25 / -0.86%
             |             
            
                29.00
             |           
            
                29.35
             |               
            
                28.75
             |                           
            
                28.75
             | 
            
                29.02
             |                     
            
                14.73
             |                                 
            
                610,370
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/15/2019
             | 
            
                -0.30 / -1.02%
             |             
            
                29.30
             |           
            
                29.30
             |               
            
                28.90
             |                           
            
                29.00
             | 
            
                29.08
             |                     
            
                14.86
             |                                 
            
                519,210
             |            
            
                 
             |                                       
         
    
        
            | 
                5/14/2019
             | 
            
                +0.10 / +0.34%
             |             
            
                28.80
             |           
            
                29.30
             |               
            
                28.60
             |                           
            
                29.30
             | 
            
                29.04
             |                     
            
                15.01
             |                                 
            
                621,430
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/13/2019
             | 
            
                +1.25 / +4.47%
             |             
            
                28.00
             |           
            
                29.20
             |               
            
                27.90
             |                           
            
                29.20
             | 
            
                28.74
             |                     
            
                14.96
             |                                 
            
                1,115,510
             |            
            
                 
             |                                       
         
    
        
            | 
                5/10/2019
             | 
            
                +0.35 / +1.27%
             |             
            
                27.80
             |           
            
                28.00
             |               
            
                27.30
             |                           
            
                27.95
             | 
            
                27.69
             |                     
            
                14.32
             |                                 
            
                691,450
             |  
            
                 
             |                                                              
             
    
         
    
    
 |