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            | 
                    Closing price on 12/11/2018
                 |  |  
    
        |           
                
                    | Open | 100.60 |  
                    | High | 101.10 |  
                    | Low | 99.70 |  
                    | Volume | 154,600 |  
                    | Split-adjusted Price | 33.46 |  
                
             | 
 |  VHC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 12/11/2018 | 0.00 / 0.00% | 100.60 | 101.10 | 99.70 | 99.70 | 100.11 | 33.46 | 154,600 |   |  
            | 12/10/2018 | -1.30 / -1.29% | 101.00 | 101.80 | 99.50 | 99.70 | 100.35 | 33.46 | 194,940 |   |  			
            | 12/7/2018 | 0.00 / 0.00% | 101.00 | 101.30 | 99.50 | 101.00 | 100.45 | 33.90 | 195,270 |   |  
            | 12/6/2018 | -1.00 / -0.98% | 101.60 | 101.60 | 100.70 | 101.00 | 101.01 | 33.23 | 140,150 |   |  			
            | 12/5/2018 | -1.40 / -1.35% | 101.50 | 103.20 | 101.50 | 102.00 | 102.19 | 33.56 | 177,240 |   |  
            | 12/4/2018 | +4.40 / +4.44% | 99.00 | 103.40 | 98.20 | 103.40 | 101.33 | 34.02 | 359,830 |   |  			
            | 12/3/2018 | -3.00 / -2.94% | 103.80 | 103.90 | 98.50 | 99.00 | 99.89 | 32.57 | 516,390 |   |  
            | 11/30/2018 | -3.60 / -3.41% | 105.30 | 105.40 | 101.00 | 102.00 | 102.75 | 33.56 | 394,640 |   |  			
            | 11/29/2018 | -0.80 / -0.75% | 106.80 | 107.20 | 105.40 | 105.60 | 106.19 | 34.74 | 158,100 |   |  
            | 11/28/2018 | +1.30 / +1.24% | 106.00 | 106.60 | 104.60 | 106.40 | 105.91 | 35.00 | 112,530 |   |  			
            | 11/27/2018 | -2.10 / -1.96% | 107.20 | 108.70 | 103.30 | 105.10 | 106.02 | 34.58 | 298,700 |   |  
            | 11/26/2018 | -5.10 / -4.54% | 112.50 | 112.50 | 107.20 | 107.20 | 109.19 | 35.27 | 313,170 |   |  			
            | 11/23/2018 | +2.70 / +2.46% | 109.80 | 113.50 | 108.50 | 112.30 | 111.80 | 36.95 | 248,310 |   |  
            | 11/22/2018 | +1.90 / +1.76% | 108.40 | 109.80 | 108.00 | 109.60 | 109.14 | 36.06 | 143,900 |   |  			
            | 11/21/2018 | +0.50 / +0.47% | 106.20 | 107.70 | 106.10 | 107.70 | 106.84 | 35.43 | 289,090 |   |  
            | 11/20/2018 | -0.70 / -0.65% | 107.20 | 109.80 | 106.10 | 107.20 | 108.11 | 35.27 | 173,100 |   |  			
            | 11/19/2018 | -1.00 / -0.92% | 109.90 | 109.90 | 107.30 | 107.90 | 108.23 | 35.50 | 111,740 |   |  
            | 11/16/2018 | +4.40 / +4.21% | 106.00 | 109.00 | 105.00 | 108.90 | 106.93 | 35.83 | 291,630 |   |  			
            | 11/15/2018 | +1.10 / +1.06% | 101.60 | 105.00 | 101.60 | 104.50 | 103.53 | 34.38 | 216,230 |   |  
            | 11/14/2018 | -1.70 / -1.62% | 105.20 | 106.00 | 101.20 | 103.40 | 104.01 | 34.02 | 340,470 |   |  			
            | 11/13/2018 | +1.10 / +1.06% | 102.00 | 107.00 | 102.00 | 105.10 | 105.53 | 34.58 | 403,630 |   |  
            | 11/12/2018 | +3.50 / +3.48% | 100.00 | 104.00 | 99.00 | 104.00 | 101.99 | 34.21 | 286,930 |   |  			
            | 11/9/2018 | -2.50 / -2.43% | 102.00 | 105.10 | 99.50 | 100.50 | 101.55 | 33.06 | 241,290 |   |  
            | 11/8/2018 | +2.70 / +2.69% | 100.50 | 103.00 | 100.50 | 103.00 | 101.96 | 33.89 | 236,090 |   |  			
            | 11/7/2018 | +1.30 / +1.31% | 99.00 | 101.60 | 98.00 | 100.30 | 99.99 | 33.00 | 506,550 |   |  
            | 11/6/2018 | +2.00 / +2.06% | 98.80 | 100.00 | 98.00 | 99.00 | 99.25 | 32.57 | 390,290 |   |  			
            | 11/5/2018 | +2.20 / +2.32% | 94.80 | 99.20 | 94.00 | 97.00 | 97.46 | 31.91 | 455,780 |   |  
            | 11/2/2018 | +3.80 / +4.18% | 91.00 | 95.10 | 91.00 | 94.80 | 93.67 | 31.19 | 359,930 |   |  			
            | 11/1/2018 | -3.00 / -3.19% | 94.90 | 94.90 | 90.90 | 91.00 | 92.43 | 29.94 | 226,100 |   |  
            | 10/31/2018 | +4.00 / +4.44% | 91.90 | 95.10 | 91.40 | 94.00 | 93.00 | 30.92 | 1,730,530 |   |  |