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            | 
                    Closing price on 7/18/2017
                 |  |  
    
        |           
                
                    | Open | 4.42 |  
                    | High | 4.42 |  
                    | Low | 4.16 |  
                    | Volume | 90,640 |  
                    | Split-adjusted Price | 4.12 |  
                
             | 
 |  UDC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 7/18/2017 | -0.22 / -4.98% | 4.42 | 4.42 | 4.16 | 4.20 | 4.21 | 4.12 | 90,640 |   |  
            | 7/17/2017 | -0.09 / -2.00% | 4.33 | 4.50 | 4.32 | 4.42 | 4.36 | 4.34 | 78,230 |   |  			
            | 7/14/2017 | +0.02 / +0.45% | 4.59 | 4.59 | 4.31 | 4.51 | 4.38 | 4.43 | 89,570 |   |  
            | 7/13/2017 | -0.01 / -0.22% | 4.51 | 4.52 | 4.30 | 4.49 | 4.46 | 4.41 | 29,850 |   |  			
            | 7/12/2017 | -0.13 / -2.81% | 4.45 | 4.63 | 4.45 | 4.50 | 4.49 | 4.42 | 135,170 |   |  
            | 7/11/2017 | +0.30 / +6.93% | 4.40 | 4.63 | 4.30 | 4.63 | 4.53 | 4.54 | 235,750 |   |  			
            | 7/10/2017 | -0.29 / -6.28% | 4.62 | 4.70 | 4.30 | 4.33 | 4.43 | 4.25 | 295,100 |   |  
            | 7/7/2017 | +0.30 / +6.94% | 4.62 | 4.62 | 4.62 | 4.62 | 4.62 | 4.53 | 687,250 |   |  			
            | 7/6/2017 | +0.28 / +6.93% | 4.32 | 4.32 | 4.32 | 4.32 | 4.32 | 4.24 | 37,550 |   |  
            | 7/5/2017 | +0.26 / +6.88% | 3.90 | 4.04 | 3.90 | 4.04 | 4.00 | 3.96 | 160,310 |   |  			
            | 7/4/2017 | -0.02 / -0.53% | 3.94 | 3.94 | 3.71 | 3.78 | 3.76 | 3.71 | 10,640 |   |  
            | 7/3/2017 | +0.02 / +0.53% | 3.99 | 3.99 | 3.75 | 3.80 | 3.77 | 3.73 | 24,930 |   |  			
            | 6/30/2017 | -0.02 / -0.53% | 3.65 | 3.90 | 3.65 | 3.78 | 3.85 | 3.71 | 37,430 |   |  
            | 6/29/2017 | 0.00 / 0.00% | 3.70 | 3.82 | 3.70 | 3.80 | 3.80 | 3.73 | 85,030 |   |  			
            | 6/28/2017 | -0.03 / -0.78% | 3.70 | 3.81 | 3.70 | 3.80 | 3.71 | 3.73 | 32,370 |   |  
            | 6/27/2017 | +0.07 / +1.86% | 3.71 | 3.90 | 3.71 | 3.83 | 3.73 | 3.76 | 4,820 |   |  			
            | 6/26/2017 | +0.02 / +0.53% | 3.74 | 3.76 | 3.73 | 3.76 | 3.74 | 3.69 | 10,170 |   |  
            | 6/23/2017 | +0.05 / +1.36% | 3.70 | 3.74 | 3.66 | 3.74 | 3.71 | 3.67 | 57,070 |   |  			
            | 6/22/2017 | 0.00 / 0.00% | 3.73 | 3.73 | 3.67 | 3.69 | 3.70 | 3.62 | 85,110 |   |  
            | 6/21/2017 | +0.03 / +0.82% | 3.72 | 3.72 | 3.65 | 3.69 | 3.66 | 3.62 | 13,940 |   |  			
            | 6/20/2017 | -0.04 / -1.08% | 3.65 | 3.75 | 3.65 | 3.66 | 3.71 | 3.59 | 32,640 |   |  
            | 6/19/2017 | +0.03 / +0.82% | 3.65 | 3.70 | 3.60 | 3.70 | 3.61 | 3.63 | 37,910 |   |  			
            | 6/16/2017 | -0.03 / -0.81% | 3.68 | 3.78 | 3.67 | 3.67 | 3.69 | 3.60 | 65,860 |   |  
            | 6/15/2017 | 0.00 / 0.00% | 3.66 | 3.75 | 3.66 | 3.70 | 3.69 | 3.63 | 34,450 |   |  			
            | 6/14/2017 | -0.07 / -1.86% | 3.70 | 3.79 | 3.70 | 3.70 | 3.73 | 3.63 | 11,800 |   |  
            | 6/13/2017 | +0.07 / +1.89% | 3.68 | 3.79 | 3.68 | 3.77 | 3.69 | 3.70 | 5,420 |   |  			
            | 6/12/2017 | -0.05 / -1.33% | 3.68 | 3.89 | 3.68 | 3.70 | 3.74 | 3.63 | 2,740 |   |  
            | 6/9/2017 | -0.04 / -1.06% | 3.80 | 3.80 | 3.72 | 3.75 | 3.76 | 3.68 | 64,880 |   |  			
            | 6/8/2017 | 0.00 / 0.00% | 3.70 | 3.79 | 3.68 | 3.79 | 3.70 | 3.72 | 48,320 |   |  
            | 6/7/2017 | +0.11 / +2.99% | 3.92 | 3.92 | 3.70 | 3.79 | 3.74 | 3.72 | 64,200 |   |  |