| 
                 
                    Closing price on 10/23/2017
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    22.00 | 
                 
                
                    | High | 
                    22.00 | 
                 
                
                    | Low | 
                    22.00 | 
                     
                
                    | Volume | 
                    300 | 
                                 
                
                    | Split-adjusted Price | 
                    8.70 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
PIA Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                10/23/2017
             | 
            
                -2.00 / -8.33%
             |             
            
                22.00
             |           
            
                22.00
             |               
            
                22.00
             |                           
            
                22.00
             | 
            
                22.00
             |                     
            
                8.70
             |                                 
            
                300
             |            
            
                 
             |                                       
         
    
        
            | 
                10/20/2017
             | 
            
                -0.10 / -0.41%
             |             
            
                24.00
             |           
            
                24.00
             |               
            
                24.00
             |                           
            
                24.00
             | 
            
                24.00
             |                     
            
                9.50
             |                                 
            
                800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/19/2017
             | 
            
                0.00 / 0.00%
             |             
            
                24.10
             |           
            
                24.10
             |               
            
                24.10
             |                           
            
                24.10
             | 
            
                24.10
             |                     
            
                9.54
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                10/18/2017
             | 
            
                0.00 / 0.00%
             |             
            
                24.10
             |           
            
                24.10
             |               
            
                24.10
             |                           
            
                24.10
             | 
            
                24.10
             |                     
            
                9.54
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/17/2017
             | 
            
                0.00 / 0.00%
             |             
            
                24.10
             |           
            
                24.10
             |               
            
                24.10
             |                           
            
                24.10
             | 
            
                24.10
             |                     
            
                9.54
             |                                 
            
                70
             |            
            
                 
             |                                       
         
    
        
            | 
                10/16/2017
             | 
            
                +0.40 / +1.69%
             |             
            
                24.10
             |           
            
                24.10
             |               
            
                24.10
             |                           
            
                24.10
             | 
            
                24.10
             |                     
            
                9.54
             |                                 
            
                300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/13/2017
             | 
            
                -0.20 / -0.84%
             |             
            
                23.70
             |           
            
                23.70
             |               
            
                23.70
             |                           
            
                23.70
             | 
            
                23.70
             |                     
            
                9.38
             |                                 
            
                200
             |            
            
                 
             |                                       
         
    
        
            | 
                10/12/2017
             | 
            
                0.00 / 0.00%
             |             
            
                23.90
             |           
            
                23.90
             |               
            
                23.90
             |                           
            
                23.90
             | 
            
                23.90
             |                     
            
                9.46
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/11/2017
             | 
            
                +0.50 / +2.14%
             |             
            
                23.90
             |           
            
                23.90
             |               
            
                23.90
             |                           
            
                23.90
             | 
            
                23.90
             |                     
            
                9.46
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                10/10/2017
             | 
            
                -0.60 / -2.50%
             |             
            
                24.00
             |           
            
                24.00
             |               
            
                23.40
             |                           
            
                23.40
             | 
            
                23.93
             |                     
            
                9.26
             |                                 
            
                800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/9/2017
             | 
            
                0.00 / 0.00%
             |             
            
                24.00
             |           
            
                24.20
             |               
            
                24.00
             |                           
            
                24.00
             | 
            
                24.11
             |                     
            
                9.50
             |                                 
            
                1,100
             |            
            
                 
             |                                       
         
    
        
            | 
                10/6/2017
             | 
            
                -0.20 / -0.83%
             |             
            
                24.00
             |           
            
                24.00
             |               
            
                24.00
             |                           
            
                24.00
             | 
            
                24.00
             |                     
            
                9.50
             |                                 
            
                800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/5/2017
             | 
            
                0.00 / 0.00%
             |             
            
                24.20
             |           
            
                24.20
             |               
            
                24.20
             |                           
            
                24.20
             | 
            
                24.20
             |                     
            
                9.58
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                10/4/2017
             | 
            
                +0.20 / +0.83%
             |             
            
                24.20
             |           
            
                24.20
             |               
            
                24.00
             |                           
            
                24.20
             | 
            
                24.18
             |                     
            
                9.58
             |                                 
            
                5,830
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/3/2017
             | 
            
                0.00 / 0.00%
             |             
            
                24.00
             |           
            
                24.00
             |               
            
                24.00
             |                           
            
                24.00
             | 
            
                24.00
             |                     
            
                9.50
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                10/2/2017
             | 
            
                +0.30 / +1.27%
             |             
            
                24.00
             |           
            
                24.00
             |               
            
                24.00
             |                           
            
                24.00
             | 
            
                24.00
             |                     
            
                9.50
             |                                 
            
                2,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/29/2017
             | 
            
                -0.30 / -1.28%
             |             
            
                23.80
             |           
            
                23.80
             |               
            
                23.20
             |                           
            
                23.20
             | 
            
                23.74
             |                     
            
                9.18
             |                                 
            
                1,110
             |            
            
                 
             |                                       
         
    
        
            | 
                9/28/2017
             | 
            
                -0.10 / -0.42%
             |             
            
                23.50
             |           
            
                23.50
             |               
            
                23.50
             |                           
            
                23.50
             | 
            
                23.50
             |                     
            
                9.30
             |                                 
            
                4,685
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/27/2017
             | 
            
                0.00 / 0.00%
             |             
            
                24.00
             |           
            
                24.00
             |               
            
                23.50
             |                           
            
                23.60
             | 
            
                23.54
             |                     
            
                9.34
             |                                 
            
                3,800
             |            
            
                 
             |                                       
         
    
        
            | 
                9/26/2017
             | 
            
                +0.20 / +0.85%
             |             
            
                24.10
             |           
            
                24.10
             |               
            
                23.60
             |                           
            
                23.60
             | 
            
                23.80
             |                     
            
                9.34
             |                                 
            
                500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/25/2017
             | 
            
                -0.60 / -2.50%
             |             
            
                24.00
             |           
            
                24.00
             |               
            
                23.40
             |                           
            
                23.40
             | 
            
                23.56
             |                     
            
                9.26
             |                                 
            
                900
             |            
            
                 
             |                                       
         
    
        
            | 
                9/22/2017
             | 
            
                -0.40 / -1.64%
             |             
            
                24.00
             |           
            
                24.00
             |               
            
                24.00
             |                           
            
                24.00
             | 
            
                24.00
             |                     
            
                9.50
             |                                 
            
                1,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/21/2017
             | 
            
                0.00 / 0.00%
             |             
            
                24.90
             |           
            
                24.90
             |               
            
                24.40
             |                           
            
                24.40
             | 
            
                24.48
             |                     
            
                9.65
             |                                 
            
                1,200
             |            
            
                 
             |                                       
         
    
        
            | 
                9/20/2017
             | 
            
                +0.40 / +1.67%
             |             
            
                24.40
             |           
            
                24.40
             |               
            
                24.40
             |                           
            
                24.40
             | 
            
                24.40
             |                     
            
                9.65
             |                                 
            
                300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/19/2017
             | 
            
                +0.40 / +1.69%
             |             
            
                24.50
             |           
            
                24.50
             |               
            
                24.00
             |                           
            
                24.00
             | 
            
                24.10
             |                     
            
                9.50
             |                                 
            
                2,500
             |            
            
                 
             |                                       
         
    
        
            | 
                9/18/2017
             | 
            
                0.00 / 0.00%
             |             
            
                24.00
             |           
            
                24.40
             |               
            
                23.60
             |                           
            
                23.60
             | 
            
                23.89
             |                     
            
                9.34
             |                                 
            
                2,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/15/2017
             | 
            
                +0.10 / +0.43%
             |             
            
                23.60
             |           
            
                23.60
             |               
            
                23.60
             |                           
            
                23.60
             | 
            
                23.60
             |                     
            
                9.34
             |                                 
            
                415
             |            
            
                 
             |                                       
         
    
        
            | 
                9/14/2017
             | 
            
                -0.70 / -2.89%
             |             
            
                23.50
             |           
            
                23.50
             |               
            
                23.50
             |                           
            
                23.50
             | 
            
                23.50
             |                     
            
                9.30
             |                                 
            
                413
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/13/2017
             | 
            
                -0.10 / -0.41%
             |             
            
                24.20
             |           
            
                24.20
             |               
            
                24.20
             |                           
            
                24.20
             | 
            
                24.20
             |                     
            
                9.58
             |                                 
            
                4
             |            
            
                 
             |                                       
         
    
        
            | 
                9/12/2017
             | 
            
                -0.20 / -0.82%
             |             
            
                24.20
             |           
            
                24.30
             |               
            
                24.00
             |                           
            
                24.30
             | 
            
                24.16
             |                     
            
                9.61
             |                                 
            
                721
             |  
            
                 
             |                                                              
             
    
         
    
    
 |