| 
    
        
            | 
                    Closing price on 11/13/2017
                 |  |  
    
        |           
                
                    | Open | 3.04 |  
                    | High | 3.04 |  
                    | Low | 2.86 |  
                    | Volume | 55,570 |  
                    | Split-adjusted Price | 2.86 |  
                
             | 
 |  ATG Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 11/13/2017 | -0.15 / -4.98% | 3.04 | 3.04 | 2.86 | 2.86 | 2.95 | 2.86 | 55,570 |   |  
            | 11/10/2017 | -0.07 / -2.27% | 3.05 | 3.08 | 3.00 | 3.01 | 3.01 | 3.01 | 46,920 |   |  			
            | 11/9/2017 | +0.04 / +1.32% | 3.05 | 3.20 | 3.04 | 3.08 | 3.07 | 3.08 | 81,650 |   |  
            | 11/8/2017 | +0.02 / +0.66% | 3.02 | 3.07 | 3.00 | 3.04 | 3.03 | 3.04 | 65,590 |   |  			
            | 11/7/2017 | +0.01 / +0.33% | 3.01 | 3.03 | 3.00 | 3.02 | 3.01 | 3.02 | 129,960 |   |  
            | 11/6/2017 | +0.02 / +0.67% | 3.10 | 3.10 | 3.00 | 3.01 | 3.01 | 3.01 | 51,910 |   |  			
            | 11/3/2017 | 0.00 / 0.00% | 2.99 | 2.99 | 2.92 | 2.99 | 2.96 | 2.99 | 115,410 |   |  
            | 11/2/2017 | -0.20 / -6.27% | 3.00 | 3.28 | 2.97 | 2.99 | 2.99 | 2.99 | 400,030 |   |  			
            | 11/1/2017 | -0.24 / -7.00% | 3.43 | 3.45 | 3.19 | 3.19 | 3.24 | 3.19 | 398,150 |   |  
            | 10/31/2017 | -0.07 / -2.00% | 3.55 | 3.55 | 3.37 | 3.43 | 3.42 | 3.43 | 69,560 |   |  			
            | 10/30/2017 | 0.00 / 0.00% | 3.55 | 3.60 | 3.49 | 3.50 | 3.52 | 3.50 | 174,410 |   |  
            | 10/27/2017 | -0.04 / -1.13% | 3.32 | 3.59 | 3.32 | 3.50 | 3.51 | 3.50 | 94,830 |   |  			
            | 10/26/2017 | -0.05 / -1.39% | 3.60 | 3.68 | 3.40 | 3.54 | 3.50 | 3.54 | 63,710 |   |  
            | 10/25/2017 | +0.02 / +0.56% | 3.65 | 3.66 | 3.51 | 3.59 | 3.64 | 3.59 | 52,990 |   |  			
            | 10/24/2017 | +0.01 / +0.28% | 3.71 | 3.71 | 3.51 | 3.57 | 3.54 | 3.57 | 29,360 |   |  
            | 10/23/2017 | -0.12 / -3.26% | 3.68 | 3.72 | 3.55 | 3.56 | 3.64 | 3.56 | 134,930 |   |  			
            | 10/20/2017 | -0.03 / -0.81% | 3.71 | 3.71 | 3.60 | 3.68 | 3.65 | 3.68 | 102,930 |   |  
            | 10/19/2017 | -0.01 / -0.27% | 3.72 | 3.73 | 3.68 | 3.71 | 3.68 | 3.71 | 77,220 |   |  			
            | 10/18/2017 | +0.03 / +0.81% | 3.69 | 3.79 | 3.67 | 3.72 | 3.72 | 3.72 | 138,690 |   |  
            | 10/17/2017 | +0.10 / +2.79% | 3.73 | 3.73 | 3.62 | 3.69 | 3.68 | 3.69 | 85,440 |   |  			
            | 10/16/2017 | 0.00 / 0.00% | 3.62 | 3.62 | 3.57 | 3.59 | 3.59 | 3.59 | 114,570 |   |  
            | 10/13/2017 | -0.01 / -0.28% | 3.51 | 3.62 | 3.51 | 3.59 | 3.55 | 3.59 | 142,020 |   |  			
            | 10/12/2017 | -0.01 / -0.28% | 3.61 | 3.65 | 3.52 | 3.60 | 3.59 | 3.60 | 123,700 |   |  
            | 10/11/2017 | 0.00 / 0.00% | 3.58 | 3.69 | 3.58 | 3.61 | 3.60 | 3.61 | 132,310 |   |  			
            | 10/10/2017 | 0.00 / 0.00% | 3.76 | 3.76 | 3.60 | 3.61 | 3.61 | 3.61 | 172,390 |   |  
            | 10/9/2017 | -0.10 / -2.70% | 3.88 | 3.88 | 3.61 | 3.61 | 3.69 | 3.61 | 103,910 |   |  			
            | 10/6/2017 | -0.03 / -0.80% | 3.75 | 3.80 | 3.70 | 3.71 | 3.73 | 3.71 | 76,350 |   |  
            | 10/5/2017 | +0.01 / +0.27% | 3.80 | 3.90 | 3.74 | 3.74 | 3.82 | 3.74 | 84,720 |   |  			
            | 10/4/2017 | +0.24 / +6.88% | 3.45 | 3.73 | 3.45 | 3.73 | 3.68 | 3.73 | 161,260 |   |  
            | 10/3/2017 | -0.23 / -6.18% | 3.71 | 3.75 | 3.46 | 3.49 | 3.60 | 3.49 | 271,020 |   |  |