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                    Closing price on 7/26/2018
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        |           
                
                    | Open | 62.50 |  
                    | High | 63.20 |  
                    | Low | 62.50 |  
                    | Volume | 57,380 |  
                    | Split-adjusted Price | 42.13 |  
                
             | 
 |  AST Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 7/26/2018 | +0.60 / +0.96% | 62.50 | 63.20 | 62.50 | 62.90 | 62.90 | 42.13 | 57,380 |   |  
            | 7/25/2018 | +0.80 / +1.30% | 61.50 | 62.30 | 61.50 | 62.30 | 61.89 | 41.73 | 61,350 |   |  			
            | 7/24/2018 | +0.30 / +0.49% | 60.90 | 61.50 | 60.90 | 61.50 | 61.22 | 41.19 | 51,990 |   |  
            | 7/23/2018 | +0.40 / +0.66% | 61.00 | 61.80 | 60.60 | 61.20 | 61.09 | 40.99 | 50,120 |   |  			
            | 7/20/2018 | 0.00 / 0.00% | 61.80 | 61.80 | 60.50 | 60.80 | 60.88 | 40.73 | 64,000 |   |  
            | 7/19/2018 | -0.70 / -1.14% | 61.90 | 61.90 | 60.50 | 60.80 | 61.18 | 40.73 | 54,330 |   |  			
            | 7/18/2018 | +0.20 / +0.33% | 61.40 | 62.50 | 61.20 | 61.50 | 61.72 | 41.19 | 51,800 |   |  
            | 7/17/2018 | +0.10 / +0.16% | 61.20 | 61.50 | 61.00 | 61.30 | 61.21 | 41.06 | 55,530 |   |  			
            | 7/16/2018 | 0.00 / 0.00% | 61.80 | 62.00 | 61.20 | 61.20 | 61.40 | 40.99 | 51,320 |   |  
            | 7/13/2018 | +0.20 / +0.33% | 61.00 | 63.00 | 57.00 | 61.20 | 61.72 | 40.99 | 55,100 |   |  			
            | 7/12/2018 | -1.20 / -1.93% | 63.40 | 63.40 | 59.00 | 61.00 | 61.35 | 40.86 | 126,380 |   |  
            | 7/11/2018 | -0.80 / -1.27% | 62.30 | 63.00 | 61.80 | 62.20 | 62.26 | 41.66 | 54,950 |   |  			
            | 7/10/2018 | +0.10 / +0.16% | 63.00 | 63.40 | 62.90 | 63.00 | 63.06 | 42.20 | 60,290 |   |  
            | 7/9/2018 | +0.50 / +0.80% | 62.40 | 63.50 | 62.00 | 62.90 | 62.96 | 42.13 | 68,460 |   |  			
            | 7/6/2018 | 0.00 / 0.00% | 62.20 | 62.40 | 61.80 | 62.40 | 62.08 | 41.80 | 68,930 |   |  
            | 7/5/2018 | 0.00 / 0.00% | 61.80 | 62.50 | 61.80 | 62.40 | 62.19 | 41.80 | 59,910 |   |  			
            | 7/4/2018 | +0.40 / +0.65% | 62.00 | 62.60 | 61.10 | 62.40 | 61.91 | 41.80 | 68,840 |   |  
            | 7/3/2018 | -0.50 / -0.80% | 62.50 | 62.50 | 61.00 | 62.00 | 61.90 | 41.53 | 92,360 |   |  			
            | 7/2/2018 | -0.40 / -0.64% | 63.20 | 63.20 | 61.80 | 62.50 | 62.41 | 41.86 | 71,800 |   |  
            | 6/29/2018 | 0.00 / 0.00% | 63.50 | 63.50 | 62.30 | 62.90 | 62.80 | 42.13 | 60,000 |   |  			
            | 6/28/2018 | -0.30 / -0.47% | 63.50 | 63.50 | 62.40 | 62.90 | 62.85 | 42.13 | 58,360 |   |  
            | 6/27/2018 | +0.20 / +0.32% | 63.50 | 63.50 | 63.00 | 63.20 | 63.18 | 42.33 | 63,680 |   |  			
            | 6/26/2018 | -0.20 / -0.32% | 64.00 | 64.00 | 62.10 | 63.00 | 62.70 | 42.20 | 62,820 |   |  
            | 6/25/2018 | -0.60 / -0.94% | 64.00 | 64.00 | 62.70 | 63.20 | 63.17 | 42.33 | 53,540 |   |  			
            | 6/22/2018 | -0.10 / -0.16% | 64.00 | 64.00 | 62.00 | 63.80 | 63.66 | 42.74 | 57,950 |   |  
            | 6/21/2018 | +0.40 / +0.63% | 64.20 | 64.50 | 61.00 | 63.90 | 63.02 | 42.80 | 90,220 |   |  			
            | 6/20/2018 | +2.20 / +3.59% | 62.00 | 64.00 | 61.50 | 63.50 | 62.51 | 42.53 | 60,870 |   |  
            | 6/19/2018 | -3.70 / -5.69% | 65.00 | 65.00 | 61.00 | 61.30 | 61.94 | 41.06 | 57,360 |   |  			
            | 6/18/2018 | 0.00 / 0.00% | 67.00 | 67.00 | 62.00 | 65.00 | 64.85 | 43.54 | 59,800 |   |  
            | 6/15/2018 | +0.10 / +0.15% | 67.50 | 67.80 | 66.50 | 67.00 | 67.01 | 43.54 | 51,190 |   |  |