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            | 
                    Closing price on 9/26/2017
                 |  |  
    
        |           
                
                    | Open | 4.05 |  
                    | High | 4.05 |  
                    | Low | 3.80 |  
                    | Volume | 5,090 |  
                    | Split-adjusted Price | 3.88 |  
                
             | 
 |  UDC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 9/26/2017 | -0.02 / -0.50% | 4.05 | 4.05 | 3.80 | 3.95 | 3.93 | 3.88 | 5,090 |   |  
            | 9/25/2017 | +0.03 / +0.76% | 3.93 | 3.99 | 3.92 | 3.97 | 3.95 | 3.90 | 12,820 |   |  			
            | 9/22/2017 | -0.02 / -0.51% | 4.00 | 4.00 | 3.90 | 3.94 | 3.98 | 3.87 | 59,600 |   |  
            | 9/21/2017 | -0.02 / -0.50% | 3.83 | 3.97 | 3.83 | 3.96 | 3.89 | 3.89 | 28,770 |   |  			
            | 9/20/2017 | -0.02 / -0.50% | 3.99 | 3.99 | 3.98 | 3.98 | 3.99 | 3.91 | 6,100 |   |  
            | 9/19/2017 | +0.01 / +0.25% | 4.09 | 4.09 | 3.91 | 4.00 | 3.99 | 3.93 | 15,550 |   |  			
            | 9/18/2017 | +0.07 / +1.79% | 3.93 | 4.00 | 3.91 | 3.99 | 3.93 | 3.92 | 90,750 |   |  
            | 9/15/2017 | 0.00 / 0.00% | 3.78 | 3.95 | 3.78 | 3.92 | 3.90 | 3.85 | 4,360 |   |  			
            | 9/14/2017 | 0.00 / 0.00% | 3.95 | 3.95 | 3.92 | 3.92 | 3.94 | 3.85 | 2,250 |   |  
            | 9/13/2017 | +0.01 / +0.26% | 4.00 | 4.00 | 3.92 | 3.92 | 3.96 | 3.85 | 5,200 |   |  			
            | 9/12/2017 | -0.01 / -0.26% | 4.07 | 4.07 | 3.90 | 3.91 | 3.99 | 3.84 | 3,870 |   |  
            | 9/11/2017 | +0.08 / +2.08% | 3.95 | 3.95 | 3.82 | 3.92 | 3.93 | 3.85 | 47,330 |   |  			
            | 9/8/2017 | -0.11 / -2.78% | 3.94 | 3.94 | 3.84 | 3.84 | 3.89 | 3.77 | 1,920 |   |  
            | 9/7/2017 | +0.04 / +1.02% | 3.92 | 3.97 | 3.90 | 3.95 | 3.93 | 3.88 | 12,980 |   |  			
            | 9/6/2017 | -0.09 / -2.25% | 3.90 | 3.96 | 3.90 | 3.91 | 3.92 | 3.84 | 43,340 |   |  
            | 9/5/2017 | +0.05 / +1.27% | 3.74 | 4.00 | 3.74 | 4.00 | 3.97 | 3.93 | 15,860 |   |  			
            | 9/1/2017 | +0.04 / +1.02% | 3.98 | 4.00 | 3.95 | 3.95 | 3.97 | 3.88 | 26,480 |   |  
            | 8/31/2017 | -0.11 / -2.74% | 3.86 | 4.04 | 3.86 | 3.91 | 3.90 | 3.84 | 8,970 |   |  			
            | 8/30/2017 | +0.02 / +0.50% | 4.04 | 4.04 | 3.90 | 4.02 | 3.96 | 3.95 | 14,380 |   |  
            | 8/29/2017 | +0.09 / +2.30% | 4.04 | 4.04 | 3.91 | 4.00 | 4.00 | 3.93 | 48,760 |   |  			
            | 8/28/2017 | -0.14 / -3.46% | 3.90 | 4.08 | 3.90 | 3.91 | 3.92 | 3.84 | 14,540 |   |  
            | 8/25/2017 | +0.01 / +0.25% | 4.09 | 4.09 | 4.05 | 4.05 | 4.07 | 3.97 | 660 |   |  			
            | 8/24/2017 | -0.01 / -0.25% | 4.15 | 4.15 | 3.90 | 4.04 | 4.06 | 3.96 | 10,260 |   |  
            | 8/23/2017 | -0.04 / -0.98% | 4.00 | 4.05 | 3.90 | 4.05 | 3.95 | 3.97 | 41,030 |   |  			
            | 8/22/2017 | -0.02 / -0.49% | 4.12 | 4.12 | 4.00 | 4.09 | 4.00 | 4.01 | 45,250 |   |  
            | 8/21/2017 | -0.02 / -0.48% | 3.85 | 4.16 | 3.85 | 4.11 | 4.06 | 4.03 | 5,170 |   |  			
            | 8/18/2017 | +0.11 / +2.74% | 4.20 | 4.20 | 4.02 | 4.13 | 4.06 | 4.05 | 4,930 |   |  
            | 8/17/2017 | -0.14 / -3.37% | 4.16 | 4.16 | 4.02 | 4.02 | 4.03 | 3.95 | 25,530 |   |  			
            | 8/16/2017 | +0.13 / +3.23% | 4.18 | 4.20 | 4.10 | 4.16 | 4.19 | 4.08 | 11,700 |   |  
            | 8/15/2017 | -0.19 / -4.50% | 4.25 | 4.25 | 4.03 | 4.03 | 4.05 | 3.96 | 24,200 |   |  |