| 
                 
                    Closing price on 5/25/2015
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    20.30 | 
                 
                
                    | High | 
                    20.70 | 
                 
                
                    | Low | 
                    20.00 | 
                     
                
                    | Volume | 
                    421,170 | 
                                 
                
                    | Split-adjusted Price | 
                    14.42 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
PXS Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                5/25/2015
             | 
            
                0.00 / 0.00%
             |             
            
                20.30
             |           
            
                20.70
             |               
            
                20.00
             |                           
            
                20.40
             | 
            
                20.37
             |                     
            
                14.42
             |                                 
            
                421,170
             |            
            
                 
             |                                       
         
    
        
            | 
                5/22/2015
             | 
            
                +0.20 / +0.99%
             |             
            
                20.50
             |           
            
                20.90
             |               
            
                20.00
             |                           
            
                20.40
             | 
            
                20.61
             |                     
            
                14.42
             |                                 
            
                873,430
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/21/2015
             | 
            
                +0.70 / +3.59%
             |             
            
                19.60
             |           
            
                20.40
             |               
            
                19.50
             |                           
            
                20.20
             | 
            
                20.02
             |                     
            
                14.27
             |                                 
            
                902,580
             |            
            
                 
             |                                       
         
    
        
            | 
                5/20/2015
             | 
            
                +0.70 / +3.72%
             |             
            
                18.50
             |           
            
                20.00
             |               
            
                18.50
             |                           
            
                19.50
             | 
            
                19.26
             |                     
            
                13.78
             |                                 
            
                576,460
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/19/2015
             | 
            
                0.00 / 0.00%
             |             
            
                18.60
             |           
            
                19.00
             |               
            
                18.60
             |                           
            
                18.80
             | 
            
                18.83
             |                     
            
                13.29
             |                                 
            
                424,750
             |            
            
                 
             |                                       
         
    
        
            | 
                5/18/2015
             | 
            
                -0.30 / -1.57%
             |             
            
                19.10
             |           
            
                19.20
             |               
            
                18.20
             |                           
            
                18.80
             | 
            
                18.69
             |                     
            
                13.29
             |                                 
            
                710,430
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/15/2015
             | 
            
                -1.00 / -4.98%
             |             
            
                20.10
             |           
            
                20.20
             |               
            
                19.10
             |                           
            
                19.10
             | 
            
                19.71
             |                     
            
                13.50
             |                                 
            
                505,810
             |            
            
                 
             |                                       
         
    
        
            | 
                5/14/2015
             | 
            
                -0.30 / -1.47%
             |             
            
                20.20
             |           
            
                20.50
             |               
            
                20.10
             |                           
            
                20.10
             | 
            
                20.29
             |                     
            
                14.20
             |                                 
            
                371,960
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/13/2015
             | 
            
                +0.10 / +0.49%
             |             
            
                20.80
             |           
            
                20.80
             |               
            
                20.10
             |                           
            
                20.40
             | 
            
                20.43
             |                     
            
                14.42
             |                                 
            
                488,950
             |            
            
                 
             |                                       
         
    
        
            | 
                5/12/2015
             | 
            
                -0.50 / -2.40%
             |             
            
                20.80
             |           
            
                20.90
             |               
            
                20.30
             |                           
            
                20.30
             | 
            
                20.50
             |                     
            
                14.35
             |                                 
            
                482,470
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/11/2015
             | 
            
                0.00 / 0.00%
             |             
            
                20.80
             |           
            
                21.10
             |               
            
                20.60
             |                           
            
                20.80
             | 
            
                20.81
             |                     
            
                14.70
             |                                 
            
                237,090
             |            
            
                 
             |                                       
         
    
        
            | 
                5/8/2015
             | 
            
                -0.40 / -1.89%
             |             
            
                21.20
             |           
            
                21.20
             |               
            
                20.80
             |                           
            
                20.80
             | 
            
                20.90
             |                     
            
                14.70
             |                                 
            
                316,540
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/7/2015
             | 
            
                +0.20 / +0.95%
             |             
            
                20.70
             |           
            
                21.30
             |               
            
                20.70
             |                           
            
                21.20
             | 
            
                21.09
             |                     
            
                14.98
             |                                 
            
                281,660
             |            
            
                 
             |                                       
         
    
        
            | 
                5/6/2015
             | 
            
                +0.40 / +1.94%
             |             
            
                21.00
             |           
            
                21.60
             |               
            
                20.80
             |                           
            
                21.00
             | 
            
                21.19
             |                     
            
                14.84
             |                                 
            
                631,910
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/5/2015
             | 
            
                0.00 / 0.00%
             |             
            
                20.50
             |           
            
                20.90
             |               
            
                19.60
             |                           
            
                20.60
             | 
            
                20.36
             |                     
            
                14.56
             |                                 
            
                516,350
             |            
            
                 
             |                                       
         
    
        
            | 
                5/4/2015
             | 
            
                -1.20 / -5.50%
             |             
            
                22.00
             |           
            
                22.30
             |               
            
                20.40
             |                           
            
                20.60
             | 
            
                21.20
             |                     
            
                14.56
             |                                 
            
                1,000,620
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/27/2015
             | 
            
                -0.50 / -2.24%
             |             
            
                22.00
             |           
            
                22.30
             |               
            
                21.80
             |                           
            
                21.80
             | 
            
                22.03
             |                     
            
                15.40
             |                                 
            
                731,980
             |            
            
                 
             |                                       
         
    
        
            | 
                4/24/2015
             | 
            
                +0.70 / +3.24%
             |             
            
                21.90
             |           
            
                22.60
             |               
            
                21.70
             |                           
            
                22.30
             | 
            
                22.22
             |                     
            
                15.76
             |                                 
            
                1,243,620
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/23/2015
             | 
            
                0.00 / 0.00%
             |             
            
                21.70
             |           
            
                22.00
             |               
            
                21.10
             |                           
            
                21.60
             | 
            
                21.51
             |                     
            
                15.26
             |                                 
            
                513,690
             |            
            
                 
             |                                       
         
    
        
            | 
                4/22/2015
             | 
            
                -0.30 / -1.37%
             |             
            
                21.70
             |           
            
                22.10
             |               
            
                21.60
             |                           
            
                21.60
             | 
            
                21.78
             |                     
            
                15.26
             |                                 
            
                541,540
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/21/2015
             | 
            
                -0.40 / -1.79%
             |             
            
                22.70
             |           
            
                22.90
             |               
            
                21.90
             |                           
            
                21.90
             | 
            
                22.46
             |                     
            
                15.48
             |                                 
            
                893,760
             |            
            
                 
             |                                       
         
    
        
            | 
                4/20/2015
             | 
            
                +1.20 / +5.69%
             |             
            
                21.40
             |           
            
                22.30
             |               
            
                21.40
             |                           
            
                22.30
             | 
            
                21.77
             |                     
            
                15.76
             |                                 
            
                1,369,130
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/17/2015
             | 
            
                -0.60 / -2.76%
             |             
            
                21.70
             |           
            
                22.00
             |               
            
                21.10
             |                           
            
                21.10
             | 
            
                21.53
             |                     
            
                14.91
             |                                 
            
                584,200
             |            
            
                 
             |                                       
         
    
        
            | 
                4/16/2015
             | 
            
                +0.90 / +4.33%
             |             
            
                21.70
             |           
            
                22.20
             |               
            
                21.50
             |                           
            
                21.70
             | 
            
                21.91
             |                     
            
                15.33
             |                                 
            
                1,474,610
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/15/2015
             | 
            
                +1.30 / +6.67%
             |             
            
                19.90
             |           
            
                20.80
             |               
            
                19.90
             |                           
            
                20.80
             | 
            
                20.49
             |                     
            
                14.70
             |                                 
            
                1,288,430
             |            
            
                 
             |                                       
         
    
        
            | 
                4/14/2015
             | 
            
                0.00 / 0.00%
             |             
            
                19.50
             |           
            
                19.80
             |               
            
                19.40
             |                           
            
                19.50
             | 
            
                19.63
             |                     
            
                13.78
             |                                 
            
                377,820
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/13/2015
             | 
            
                0.00 / 0.00%
             |             
            
                19.60
             |           
            
                19.80
             |               
            
                19.40
             |                           
            
                19.50
             | 
            
                19.60
             |                     
            
                13.78
             |                                 
            
                184,780
             |            
            
                 
             |                                       
         
    
        
            | 
                4/10/2015
             | 
            
                -0.10 / -0.51%
             |             
            
                19.60
             |           
            
                19.90
             |               
            
                19.50
             |                           
            
                19.50
             | 
            
                19.68
             |                     
            
                13.78
             |                                 
            
                182,730
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/9/2015
             | 
            
                +0.10 / +0.51%
             |             
            
                19.60
             |           
            
                20.00
             |               
            
                19.20
             |                           
            
                19.60
             | 
            
                19.56
             |                     
            
                13.85
             |                                 
            
                391,620
             |            
            
                 
             |                                       
         
    
        
            | 
                4/8/2015
             | 
            
                +0.20 / +1.04%
             |             
            
                19.50
             |           
            
                19.70
             |               
            
                19.50
             |                           
            
                19.50
             | 
            
                19.58
             |                     
            
                13.78
             |                                 
            
                430,400
             |  
            
                 
             |                                                              
             
    
         
    
    
 |