| 
                 
                    Closing price on 5/11/2016
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    8.40 | 
                 
                
                    | High | 
                    8.80 | 
                 
                
                    | Low | 
                    8.40 | 
                     
                
                    | Volume | 
                    3,800 | 
                                 
                
                    | Split-adjusted Price | 
                    8.80 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
XPH Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                5/11/2016
             | 
            
                +0.10 / +1.15%
             |             
            
                8.40
             |           
            
                8.80
             |               
            
                8.40
             |                           
            
                8.80
             | 
            
                8.56
             |                     
            
                8.80
             |                                 
            
                3,800
             |            
            
                 
             |                                       
         
    
        
            | 
                5/10/2016
             | 
            
                +0.70 / +8.75%
             |             
            
                8.00
             |           
            
                8.70
             |               
            
                8.00
             |                           
            
                8.70
             | 
            
                8.36
             |                     
            
                8.70
             |                                 
            
                20,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/9/2016
             | 
            
                -0.70 / -8.05%
             |             
            
                8.50
             |           
            
                8.50
             |               
            
                7.50
             |                           
            
                8.00
             | 
            
                8.02
             |                     
            
                8.00
             |                                 
            
                49,349
             |            
            
                 
             |                                       
         
    
        
            | 
                5/6/2016
             | 
            
                -0.20 / -2.25%
             |             
            
                8.90
             |           
            
                8.90
             |               
            
                8.70
             |                           
            
                8.70
             | 
            
                8.71
             |                     
            
                8.70
             |                                 
            
                10,602
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/5/2016
             | 
            
                +0.20 / +2.30%
             |             
            
                9.00
             |           
            
                9.00
             |               
            
                8.60
             |                           
            
                8.90
             | 
            
                8.78
             |                     
            
                8.90
             |                                 
            
                5,600
             |            
            
                 
             |                                       
         
    
        
            | 
                5/4/2016
             | 
            
                -0.90 / -9.38%
             |             
            
                8.90
             |           
            
                9.50
             |               
            
                8.60
             |                           
            
                8.70
             | 
            
                8.87
             |                     
            
                8.70
             |                                 
            
                22,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/29/2016
             | 
            
                +1.30 / +14.77%
             |             
            
                8.90
             |           
            
                10.10
             |               
            
                8.90
             |                           
            
                10.10
             | 
            
                9.63
             |                     
            
                10.10
             |                                 
            
                15,521
             |            
            
                 
             |                                       
         
    
        
            | 
                4/28/2016
             | 
            
                -0.60 / -6.38%
             |             
            
                9.00
             |           
            
                9.00
             |               
            
                8.80
             |                           
            
                8.80
             | 
            
                8.90
             |                     
            
                8.80
             |                                 
            
                9,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/27/2016
             | 
            
                -0.60 / -6.00%
             |             
            
                8.60
             |           
            
                9.40
             |               
            
                8.60
             |                           
            
                9.40
             | 
            
                8.84
             |                     
            
                9.40
             |                                 
            
                151,000
             |            
            
                 
             |                                       
         
    
        
            | 
                4/26/2016
             | 
            
                -1.10 / -9.91%
             |             
            
                10.90
             |           
            
                10.90
             |               
            
                10.00
             |                           
            
                10.00
             | 
            
                10.14
             |                     
            
                10.00
             |                                 
            
                98,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/25/2016
             | 
            
                +0.20 / +1.83%
             |             
            
                11.00
             |           
            
                12.50
             |               
            
                10.90
             |                           
            
                11.10
             | 
            
                11.66
             |                     
            
                11.10
             |                                 
            
                84,400
             |            
            
                 
             |                                       
         
    
        
            | 
                4/22/2016
             | 
            
                -0.80 / -6.96%
             |             
            
                10.50
             |           
            
                11.90
             |               
            
                10.50
             |                           
            
                10.70
             | 
            
                10.88
             |                     
            
                10.70
             |                                 
            
                28,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/21/2016
             | 
            
                +1.10 / +10.58%
             |             
            
                10.70
             |           
            
                12.30
             |               
            
                10.70
             |                           
            
                11.50
             | 
            
                11.94
             |                     
            
                11.50
             |                                 
            
                32,000
             |            
            
                 
             |                                       
         
    
        
            | 
                4/20/2016
             | 
            
                -0.50 / -4.59%
             |             
            
                10.50
             |           
            
                11.00
             |               
            
                10.40
             |                           
            
                10.40
             | 
            
                10.69
             |                     
            
                10.40
             |                                 
            
                38,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/19/2016
             | 
            
                -0.50 / -4.39%
             |             
            
                11.20
             |           
            
                11.90
             |               
            
                9.90
             |                           
            
                10.90
             | 
            
                10.96
             |                     
            
                10.90
             |                                 
            
                43,500
             |            
            
                 
             |                                       
         
    
        
            | 
                4/15/2016
             | 
            
                +0.20 / +1.77%
             |             
            
                11.30
             |           
            
                12.00
             |               
            
                11.20
             |                           
            
                11.50
             | 
            
                11.40
             |                     
            
                11.50
             |                                 
            
                46,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/14/2016
             | 
            
                -0.50 / -4.24%
             |             
            
                11.90
             |           
            
                12.40
             |               
            
                11.30
             |                           
            
                11.30
             | 
            
                11.86
             |                     
            
                11.30
             |                                 
            
                26,800
             |            
            
                 
             |                                       
         
    
        
            | 
                4/13/2016
             | 
            
                -0.70 / -5.60%
             |             
            
                11.50
             |           
            
                12.30
             |               
            
                11.50
             |                           
            
                11.80
             | 
            
                12.11
             |                     
            
                11.80
             |                                 
            
                71,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/12/2016
             | 
            
                -0.50 / -3.85%
             |             
            
                12.90
             |           
            
                14.00
             |               
            
                12.40
             |                           
            
                12.50
             | 
            
                12.99
             |                     
            
                12.50
             |                                 
            
                89,200
             |            
            
                 
             |                                       
         
    
        
            | 
                4/11/2016
             | 
            
                +0.70 / +5.69%
             |             
            
                12.80
             |           
            
                14.10
             |               
            
                12.70
             |                           
            
                13.00
             | 
            
                13.21
             |                     
            
                13.00
             |                                 
            
                83,120
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/8/2016
             | 
            
                +1.50 / +13.64%
             |             
            
                11.00
             |           
            
                12.50
             |               
            
                11.00
             |                           
            
                12.50
             | 
            
                12.25
             |                     
            
                12.50
             |                                 
            
                130,700
             |            
            
                 
             |                                       
         
    
        
            | 
                4/7/2016
             | 
            
                -0.50 / -4.35%
             |             
            
                11.40
             |           
            
                11.40
             |               
            
                10.50
             |                           
            
                11.00
             | 
            
                10.88
             |                     
            
                11.00
             |                                 
            
                29,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/6/2016
             | 
            
                +0.40 / +3.60%
             |             
            
                11.20
             |           
            
                12.00
             |               
            
                11.20
             |                           
            
                11.50
             | 
            
                11.44
             |                     
            
                11.50
             |                                 
            
                47,100
             |            
            
                 
             |                                       
         
    
        
            | 
                4/5/2016
             | 
            
                +0.20 / +1.83%
             |             
            
                11.10
             |           
            
                11.50
             |               
            
                11.10
             |                           
            
                11.10
             | 
            
                11.22
             |                     
            
                11.10
             |                                 
            
                70,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/4/2016
             | 
            
                -0.10 / -0.91%
             |             
            
                10.40
             |           
            
                11.90
             |               
            
                10.40
             |                           
            
                10.90
             | 
            
                11.12
             |                     
            
                10.90
             |                                 
            
                82,300
             |            
            
                 
             |                                       
         
    
        
            | 
                4/1/2016
             | 
            
                +0.70 / +6.42%
             |             
            
                10.90
             |           
            
                11.60
             |               
            
                9.70
             |                           
            
                11.60
             | 
            
                10.96
             |                     
            
                11.60
             |                                 
            
                37,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/31/2016
             | 
            
                -1.00 / -8.40%
             |             
            
                11.10
             |           
            
                11.60
             |               
            
                10.90
             |                           
            
                10.90
             | 
            
                11.06
             |                     
            
                10.90
             |                                 
            
                156,203
             |            
            
                 
             |                                       
         
    
        
            | 
                3/30/2016
             | 
            
                -1.80 / -13.14%
             |             
            
                13.40
             |           
            
                14.00
             |               
            
                11.90
             |                           
            
                11.90
             | 
            
                12.79
             |                     
            
                11.90
             |                                 
            
                249,310
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/29/2016
             | 
            
                -0.80 / -5.52%
             |             
            
                14.90
             |           
            
                14.90
             |               
            
                13.50
             |                           
            
                13.70
             | 
            
                14.00
             |                     
            
                13.70
             |                                 
            
                115,700
             |            
            
                 
             |                                       
         
    
        
            | 
                3/28/2016
             | 
            
                +0.70 / +5.07%
             |             
            
                15.70
             |           
            
                15.70
             |               
            
                13.50
             |                           
            
                14.50
             | 
            
                14.93
             |                     
            
                14.50
             |                                 
            
                258,351
             |  
            
                 
             |                                                              
             
    
         
    
    
 |