| 
                 
                    Closing price on 6/6/2016
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    15.20 | 
                 
                
                    | High | 
                    15.20 | 
                 
                
                    | Low | 
                    15.10 | 
                     
                
                    | Volume | 
                    14,060 | 
                                 
                
                    | Split-adjusted Price | 
                    6.90 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
S4A Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                6/6/2016
             | 
            
                0.00 / 0.00%
             |             
            
                15.20
             |           
            
                15.20
             |               
            
                15.10
             |                           
            
                15.20
             | 
            
                15.18
             |                     
            
                6.90
             |                                 
            
                14,060
             |            
            
                 
             |                                       
         
    
        
            | 
                6/3/2016
             | 
            
                -0.50 / -3.18%
             |             
            
                15.20
             |           
            
                15.50
             |               
            
                15.20
             |                           
            
                15.20
             | 
            
                15.35
             |                     
            
                6.90
             |                                 
            
                10,030
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/2/2016
             | 
            
                -0.10 / -0.63%
             |             
            
                15.50
             |           
            
                15.70
             |               
            
                15.40
             |                           
            
                15.70
             | 
            
                15.63
             |                     
            
                7.13
             |                                 
            
                9,280
             |            
            
                 
             |                                       
         
    
        
            | 
                6/1/2016
             | 
            
                -0.20 / -1.25%
             |             
            
                15.40
             |           
            
                15.80
             |               
            
                15.40
             |                           
            
                15.80
             | 
            
                15.69
             |                     
            
                7.17
             |                                 
            
                6,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/31/2016
             | 
            
                +0.20 / +1.27%
             |             
            
                16.00
             |           
            
                16.00
             |               
            
                15.20
             |                           
            
                16.00
             | 
            
                15.80
             |                     
            
                7.26
             |                                 
            
                1,330
             |            
            
                 
             |                                       
         
    
        
            | 
                5/30/2016
             | 
            
                +0.20 / +1.28%
             |             
            
                16.50
             |           
            
                16.50
             |               
            
                15.60
             |                           
            
                15.80
             | 
            
                15.79
             |                     
            
                7.17
             |                                 
            
                16,090
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/27/2016
             | 
            
                +15.60 / +0.00%
             |             
            
                16.00
             |           
            
                16.00
             |               
            
                15.10
             |                           
            
                15.60
             | 
            
                15.70
             |                     
            
                7.08
             |                                 
            
                94,010
             |            
            
                 
             |                                       
         
    
         
    
    
 |