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                    Closing price on 1/26/2022
                 |  |  
    
        |           
                
                    | Open | 52.00 |  
                    | High | 53.20 |  
                    | Low | 52.00 |  
                    | Volume | 26,100 |  
                    | Split-adjusted Price | 46.90 |  
                
             | 
 |  AST Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 1/26/2022 | +0.50 / +0.97% | 52.00 | 53.20 | 52.00 | 52.10 | 52.83 | 46.90 | 26,100 |   |  
            | 1/25/2022 | +0.30 / +0.58% | 51.50 | 52.00 | 51.50 | 51.60 | 51.65 | 46.45 | 14,700 |   |  			
            | 1/24/2022 | -0.50 / -0.97% | 52.30 | 52.30 | 51.30 | 51.30 | 51.59 | 46.18 | 16,400 |   |  
            | 1/21/2022 | -0.10 / -0.19% | 52.20 | 52.20 | 50.80 | 51.80 | 51.07 | 46.63 | 23,200 |   |  			
            | 1/20/2022 | -0.20 / -0.38% | 52.10 | 52.10 | 51.50 | 51.90 | 51.81 | 46.72 | 15,200 |   |  
            | 1/19/2022 | -0.10 / -0.19% | 52.40 | 52.90 | 52.00 | 52.10 | 52.56 | 46.90 | 13,400 |   |  			
            | 1/18/2022 | 0.00 / 0.00% | 52.00 | 53.10 | 51.80 | 52.20 | 52.83 | 46.99 | 26,400 |   |  
            | 1/17/2022 | +0.70 / +1.36% | 51.90 | 52.80 | 51.60 | 52.20 | 51.94 | 46.99 | 34,600 |   |  			
            | 1/14/2022 | -1.30 / -2.46% | 52.00 | 52.50 | 51.50 | 51.50 | 51.96 | 46.36 | 20,100 |   |  
            | 1/13/2022 | +0.30 / +0.57% | 53.00 | 53.00 | 52.40 | 52.80 | 52.69 | 47.53 | 6,700 |   |  			
            | 1/12/2022 | -0.20 / -0.38% | 52.70 | 52.70 | 52.00 | 52.50 | 52.50 | 47.26 | 8,400 |   |  
            | 1/11/2022 | -0.60 / -1.13% | 53.30 | 53.50 | 52.50 | 52.70 | 53.13 | 47.44 | 17,900 |   |  			
            | 1/10/2022 | +0.30 / +0.57% | 52.70 | 53.30 | 52.40 | 53.30 | 52.78 | 47.98 | 17,600 |   |  
            | 1/7/2022 | -0.50 / -0.93% | 53.20 | 53.40 | 52.40 | 53.00 | 52.88 | 47.71 | 7,300 |   |  			
            | 1/6/2022 | 0.00 / 0.00% | 52.60 | 53.50 | 52.30 | 53.50 | 52.77 | 48.16 | 45,000 |   |  
            | 1/5/2022 | +0.30 / +0.56% | 53.30 | 53.80 | 53.30 | 53.50 | 53.64 | 48.16 | 26,100 |   |  			
            | 1/4/2022 | +0.40 / +0.76% | 53.00 | 54.00 | 53.00 | 53.20 | 53.60 | 47.89 | 26,000 |   |  
            | 12/31/2021 | -0.40 / -0.75% | 53.30 | 53.30 | 52.70 | 52.80 | 52.96 | 47.53 | 5,400 |   |  			
            | 12/30/2021 | +0.30 / +0.57% | 53.40 | 53.50 | 53.20 | 53.20 | 53.38 | 47.89 | 3,800 |   |  
            | 12/29/2021 | 0.00 / 0.00% | 53.40 | 53.40 | 52.90 | 52.90 | 53.02 | 47.62 | 21,200 |   |  			
            | 12/28/2021 | +0.40 / +0.76% | 52.70 | 53.30 | 52.50 | 52.90 | 53.03 | 47.62 | 13,600 |   |  
            | 12/27/2021 | -0.30 / -0.57% | 53.20 | 53.20 | 52.20 | 52.50 | 52.70 | 47.26 | 12,200 |   |  			
            | 12/24/2021 | +0.70 / +1.34% | 52.10 | 53.30 | 52.10 | 52.80 | 52.30 | 47.53 | 9,200 |   |  
            | 12/23/2021 | -0.80 / -1.51% | 52.90 | 53.10 | 52.00 | 52.10 | 52.71 | 46.90 | 29,700 |   |  			
            | 12/22/2021 | +1.90 / +3.73% | 54.00 | 54.40 | 51.20 | 52.90 | 53.02 | 47.62 | 52,400 |   |  
            | 12/21/2021 | -1.70 / -3.23% | 53.70 | 53.70 | 51.00 | 51.00 | 51.87 | 45.91 | 39,500 |   |  			
            | 12/20/2021 | -0.90 / -1.68% | 52.90 | 54.30 | 52.20 | 52.70 | 52.75 | 47.44 | 42,200 |   |  
            | 12/17/2021 | -0.30 / -0.56% | 54.30 | 54.30 | 52.20 | 53.60 | 52.72 | 48.25 | 23,900 |   |  			
            | 12/16/2021 | +1.40 / +2.67% | 53.50 | 55.00 | 52.70 | 53.90 | 53.45 | 48.53 | 16,300 |   |  
            | 12/15/2021 | -0.50 / -0.94% | 53.80 | 53.80 | 51.50 | 52.50 | 52.49 | 47.26 | 48,200 |   |  |