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            | 
                    Closing price on 8/13/2014
                 |  |  
    
        |           
                
                    | Open | 21.80 |  
                    | High | 23.10 |  
                    | Low | 21.50 |  
                    | Volume | 2,202,910 |  
                    | Split-adjusted Price | 15.78 |  
                
             | 
 |  PXS Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 8/13/2014 | +1.50 / +6.94% | 21.80 | 23.10 | 21.50 | 23.10 | 23.10 | 15.78 | 2,202,910 |   |  
            | 8/12/2014 | 0.00 / 0.00% | 21.70 | 21.80 | 21.40 | 21.60 | 21.60 | 14.75 | 296,440 |   |  			
            | 8/11/2014 | -0.30 / -1.37% | 21.90 | 21.90 | 21.50 | 21.60 | 21.60 | 14.75 | 384,140 |   |  
            | 8/8/2014 | -0.30 / -1.35% | 22.40 | 22.40 | 21.80 | 21.90 | 21.90 | 14.96 | 533,770 |   |  			
            | 8/7/2014 | +0.30 / +1.37% | 21.90 | 22.20 | 21.70 | 22.20 | 22.20 | 15.16 | 546,560 |   |  
            | 8/6/2014 | -0.10 / -0.45% | 22.10 | 22.10 | 21.80 | 21.90 | 21.90 | 14.96 | 535,750 |   |  			
            | 8/5/2014 | +0.60 / +2.80% | 21.40 | 22.10 | 21.40 | 22.00 | 22.00 | 15.03 | 894,780 |   |  
            | 8/4/2014 | 0.00 / 0.00% | 21.10 | 21.50 | 21.00 | 21.40 | 21.40 | 14.62 | 439,310 |   |  			
            | 8/1/2014 | -0.20 / -0.93% | 21.50 | 21.60 | 21.10 | 21.40 | 21.40 | 14.62 | 359,910 |   |  
            | 7/31/2014 | +0.50 / +2.37% | 21.10 | 21.70 | 21.00 | 21.60 | 21.60 | 14.75 | 502,760 |   |  			
            | 7/30/2014 | -0.30 / -1.40% | 21.20 | 21.60 | 20.90 | 21.10 | 21.10 | 14.41 | 520,990 |   |  
            | 7/29/2014 | 0.00 / 0.00% | 21.40 | 21.40 | 20.90 | 21.40 | 21.40 | 14.62 | 606,810 |   |  			
            | 7/28/2014 | -0.80 / -3.60% | 22.00 | 22.00 | 21.00 | 21.40 | 21.40 | 14.62 | 795,930 |   |  
            | 7/25/2014 | -0.50 / -2.20% | 23.20 | 23.20 | 22.20 | 22.20 | 22.20 | 15.16 | 1,246,760 |   |  			
            | 7/24/2014 | +0.10 / +0.44% | 22.70 | 22.70 | 22.40 | 22.70 | 22.70 | 15.51 | 674,340 |   |  
            | 7/23/2014 | +0.60 / +2.73% | 22.50 | 22.60 | 22.10 | 22.60 | 22.60 | 15.44 | 589,390 |   |  			
            | 7/22/2014 | -0.40 / -1.79% | 22.30 | 22.30 | 21.90 | 22.00 | 22.00 | 15.03 | 599,280 |   |  
            | 7/21/2014 | -0.40 / -1.75% | 23.00 | 23.30 | 22.30 | 22.40 | 22.40 | 15.30 | 744,430 |   |  			
            | 7/18/2014 | 0.00 / 0.00% | 22.50 | 22.80 | 22.50 | 22.80 | 22.80 | 15.57 | 859,960 |   |  
            | 7/17/2014 | +0.40 / +1.79% | 22.50 | 22.80 | 22.40 | 22.80 | 22.80 | 15.57 | 853,750 |   |  			
            | 7/16/2014 | -0.20 / -0.88% | 23.00 | 23.50 | 22.40 | 22.40 | 22.40 | 15.30 | 1,370,750 |   |  
            | 7/15/2014 | +1.00 / +4.63% | 21.70 | 22.80 | 21.70 | 22.60 | 22.60 | 15.44 | 1,759,550 |   |  			
            | 7/14/2014 | +0.20 / +0.93% | 21.40 | 21.60 | 21.00 | 21.60 | 21.60 | 14.75 | 407,330 |   |  
            | 7/11/2014 | +0.60 / +2.88% | 21.00 | 21.50 | 20.70 | 21.40 | 21.40 | 14.62 | 452,850 |   |  			
            | 7/10/2014 | -0.60 / -2.80% | 21.40 | 21.40 | 20.70 | 20.80 | 20.80 | 14.21 | 604,620 |   |  
            | 7/9/2014 | -0.10 / -0.47% | 21.60 | 21.80 | 21.40 | 21.40 | 21.40 | 14.62 | 541,040 |   |  			
            | 7/8/2014 | -0.10 / -0.46% | 21.60 | 21.80 | 21.20 | 21.50 | 21.50 | 14.69 | 486,590 |   |  
            | 7/7/2014 | -0.40 / -1.82% | 22.00 | 22.10 | 21.40 | 21.60 | 21.60 | 14.75 | 520,240 |   |  			
            | 7/4/2014 | -0.20 / -0.90% | 22.20 | 22.30 | 21.70 | 22.00 | 22.00 | 15.03 | 1,419,210 |   |  
            | 7/3/2014 | +0.80 / +3.74% | 21.40 | 22.30 | 21.40 | 22.20 | 22.20 | 15.16 | 879,740 |   |  |