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            | 
                    Closing price on 4/26/2019
                 |  |  
    
        |           
                
                    | Open | 9.00 |  
                    | High | 9.10 |  
                    | Low | 8.80 |  
                    | Volume | 27,500 |  
                    | Split-adjusted Price | 7.19 |  
                
             | 
 |  LAS Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 4/26/2019 | -0.10 / -1.10% | 9.00 | 9.10 | 8.80 | 9.00 | 8.95 | 7.19 | 27,500 |   |  
            | 4/25/2019 | -0.10 / -1.09% | 9.20 | 9.20 | 9.10 | 9.10 | 9.11 | 7.27 | 13,400 |   |  			
            | 4/24/2019 | 0.00 / 0.00% | 9.20 | 9.30 | 9.20 | 9.20 | 9.24 | 7.35 | 1,300 |   |  
            | 4/23/2019 | +0.10 / +1.10% | 9.10 | 9.20 | 9.10 | 9.20 | 9.11 | 7.35 | 2,100 |   |  			
            | 4/22/2019 | 0.00 / 0.00% | 9.10 | 9.30 | 9.10 | 9.10 | 9.20 | 7.27 | 12,800 |   |  
            | 4/19/2019 | -0.10 / -1.09% | 9.20 | 9.20 | 9.10 | 9.10 | 9.17 | 7.27 | 35,100 |   |  			
            | 4/18/2019 | -0.20 / -2.13% | 9.40 | 9.40 | 9.20 | 9.20 | 9.25 | 7.35 | 30,000 |   |  
            | 4/17/2019 | -0.10 / -1.05% | 9.40 | 9.40 | 9.30 | 9.40 | 9.40 | 7.51 | 19,100 |   |  			
            | 4/16/2019 | 0.00 / 0.00% | 9.50 | 9.50 | 9.40 | 9.50 | 9.46 | 7.59 | 17,100 |   |  
            | 4/12/2019 | 0.00 / 0.00% | 9.50 | 9.60 | 9.40 | 9.50 | 9.50 | 7.59 | 128,700 |   |  			
            | 4/11/2019 | 0.00 / 0.00% | 9.60 | 9.70 | 9.50 | 9.50 | 9.59 | 7.59 | 16,200 |   |  
            | 4/10/2019 | 0.00 / 0.00% | 9.50 | 9.60 | 9.50 | 9.50 | 9.50 | 7.59 | 86,200 |   |  			
            | 4/9/2019 | -0.10 / -1.04% | 9.50 | 9.50 | 9.50 | 9.50 | 9.50 | 7.59 | 158,800 |   |  
            | 4/8/2019 | +0.10 / +1.05% | 9.50 | 9.60 | 9.50 | 9.60 | 9.56 | 7.67 | 13,200 |   |  			
            | 4/5/2019 | 0.00 / 0.00% | 9.50 | 9.60 | 9.50 | 9.50 | 9.50 | 7.59 | 38,700 |   |  
            | 4/4/2019 | 0.00 / 0.00% | 9.50 | 9.50 | 9.40 | 9.50 | 9.50 | 7.59 | 53,900 |   |  			
            | 4/3/2019 | 0.00 / 0.00% | 9.50 | 9.50 | 9.40 | 9.50 | 9.50 | 7.59 | 53,500 |   |  
            | 4/2/2019 | 0.00 / 0.00% | 9.40 | 9.50 | 9.40 | 9.50 | 9.49 | 7.59 | 91,500 |   |  			
            | 4/1/2019 | 0.00 / 0.00% | 9.50 | 9.50 | 9.50 | 9.50 | 9.50 | 7.59 | 90,400 |   |  
            | 3/29/2019 | 0.00 / 0.00% | 9.50 | 9.50 | 9.50 | 9.50 | 9.50 | 7.59 | 42,600 |   |  			
            | 3/28/2019 | -0.10 / -1.04% | 9.60 | 9.60 | 9.50 | 9.50 | 9.52 | 7.59 | 51,000 |   |  
            | 3/27/2019 | 0.00 / 0.00% | 9.50 | 9.60 | 9.50 | 9.60 | 9.51 | 7.67 | 39,300 |   |  			
            | 3/26/2019 | 0.00 / 0.00% | 9.50 | 9.60 | 9.50 | 9.60 | 9.50 | 7.67 | 17,400 |   |  
            | 3/25/2019 | 0.00 / 0.00% | 9.50 | 9.60 | 9.50 | 9.60 | 9.50 | 7.67 | 48,400 |   |  			
            | 3/22/2019 | -0.10 / -1.03% | 9.50 | 9.70 | 9.50 | 9.60 | 9.55 | 7.67 | 34,300 |   |  
            | 3/21/2019 | -0.20 / -2.02% | 9.70 | 9.70 | 9.60 | 9.70 | 9.63 | 7.75 | 116,600 |   |  			
            | 3/20/2019 | +0.10 / +1.02% | 9.70 | 9.90 | 9.60 | 9.90 | 9.70 | 7.91 | 66,300 |   |  
            | 3/19/2019 | -0.30 / -2.97% | 9.90 | 10.10 | 9.80 | 9.80 | 9.88 | 7.83 | 78,200 |   |  			
            | 3/18/2019 | -0.10 / -0.98% | 10.20 | 10.20 | 9.80 | 10.10 | 9.95 | 8.07 | 139,100 |   |  
            | 3/15/2019 | +0.50 / +5.15% | 9.80 | 10.20 | 9.80 | 10.20 | 9.98 | 8.15 | 181,600 |   |  |