| 
                 
                    Closing price on 9/25/2018
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    1.71 | 
                 
                
                    | High | 
                    1.81 | 
                 
                
                    | Low | 
                    1.66 | 
                     
                
                    | Volume | 
                    653,550 | 
                                 
                
                    | Split-adjusted Price | 
                    1.81 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
ATG Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                9/25/2018
             | 
            
                +0.11 / +6.47%
             |             
            
                1.71
             |           
            
                1.81
             |               
            
                1.66
             |                           
            
                1.81
             | 
            
                1.80
             |                     
            
                1.81
             |                                 
            
                653,550
             |            
            
                 
             |                                       
         
    
        
            | 
                9/24/2018
             | 
            
                +0.03 / +1.80%
             |             
            
                1.67
             |           
            
                1.71
             |               
            
                1.56
             |                           
            
                1.70
             | 
            
                1.65
             |                     
            
                1.70
             |                                 
            
                538,280
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/21/2018
             | 
            
                +0.07 / +4.38%
             |             
            
                1.71
             |           
            
                1.71
             |               
            
                1.50
             |                           
            
                1.67
             | 
            
                1.67
             |                     
            
                1.67
             |                                 
            
                1,065,230
             |            
            
                 
             |                                       
         
    
        
            | 
                9/20/2018
             | 
            
                +0.10 / +6.67%
             |             
            
                1.60
             |           
            
                1.60
             |               
            
                1.60
             |                           
            
                1.60
             | 
            
                1.60
             |                     
            
                1.60
             |                                 
            
                205,830
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/19/2018
             | 
            
                +0.09 / +6.38%
             |             
            
                1.50
             |           
            
                1.50
             |               
            
                1.50
             |                           
            
                1.50
             | 
            
                1.50
             |                     
            
                1.50
             |                                 
            
                137,000
             |            
            
                 
             |                                       
         
    
        
            | 
                9/18/2018
             | 
            
                +0.09 / +6.82%
             |             
            
                1.35
             |           
            
                1.41
             |               
            
                1.35
             |                           
            
                1.41
             | 
            
                1.41
             |                     
            
                1.41
             |                                 
            
                750,160
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/17/2018
             | 
            
                +0.08 / +6.45%
             |             
            
                1.25
             |           
            
                1.32
             |               
            
                1.25
             |                           
            
                1.32
             | 
            
                1.32
             |                     
            
                1.32
             |                                 
            
                419,320
             |            
            
                 
             |                                       
         
    
        
            | 
                9/14/2018
             | 
            
                -0.08 / -6.06%
             |             
            
                1.23
             |           
            
                1.27
             |               
            
                1.23
             |                           
            
                1.24
             | 
            
                1.25
             |                     
            
                1.24
             |                                 
            
                193,180
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/13/2018
             | 
            
                0.00 / 0.00%
             |             
            
                1.41
             |           
            
                1.41
             |               
            
                1.23
             |                           
            
                1.32
             | 
            
                1.32
             |                     
            
                1.32
             |                                 
            
                1,061,860
             |            
            
                 
             |                                       
         
    
        
            | 
                9/12/2018
             | 
            
                +0.08 / +6.45%
             |             
            
                1.32
             |           
            
                1.32
             |               
            
                1.31
             |                           
            
                1.32
             | 
            
                1.32
             |                     
            
                1.32
             |                                 
            
                721,090
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/11/2018
             | 
            
                +0.08 / +6.90%
             |             
            
                1.24
             |           
            
                1.24
             |               
            
                1.23
             |                           
            
                1.24
             | 
            
                1.24
             |                     
            
                1.24
             |                                 
            
                672,840
             |            
            
                 
             |                                       
         
    
        
            | 
                9/10/2018
             | 
            
                +0.07 / +6.42%
             |             
            
                1.14
             |           
            
                1.16
             |               
            
                1.12
             |                           
            
                1.16
             | 
            
                1.16
             |                     
            
                1.16
             |                                 
            
                692,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/7/2018
             | 
            
                +0.07 / +6.86%
             |             
            
                1.06
             |           
            
                1.09
             |               
            
                1.06
             |                           
            
                1.09
             | 
            
                1.09
             |                     
            
                1.09
             |                                 
            
                375,420
             |            
            
                 
             |                                       
         
    
        
            | 
                9/6/2018
             | 
            
                +0.06 / +6.25%
             |             
            
                0.96
             |           
            
                1.02
             |               
            
                0.95
             |                           
            
                1.02
             | 
            
                1.00
             |                     
            
                1.02
             |                                 
            
                287,590
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/5/2018
             | 
            
                -0.02 / -2.04%
             |             
            
                0.98
             |           
            
                0.98
             |               
            
                0.95
             |                           
            
                0.96
             | 
            
                0.96
             |                     
            
                0.96
             |                                 
            
                169,590
             |            
            
                 
             |                                       
         
    
        
            | 
                9/4/2018
             | 
            
                -0.01 / -1.01%
             |             
            
                0.96
             |           
            
                0.99
             |               
            
                0.96
             |                           
            
                0.98
             | 
            
                0.97
             |                     
            
                0.98
             |                                 
            
                47,190
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/31/2018
             | 
            
                -0.01 / -1.00%
             |             
            
                0.95
             |           
            
                1.00
             |               
            
                0.95
             |                           
            
                0.99
             | 
            
                0.98
             |                     
            
                0.99
             |                                 
            
                84,870
             |            
            
                 
             |                                       
         
    
        
            | 
                8/30/2018
             | 
            
                0.00 / 0.00%
             |             
            
                1.00
             |           
            
                1.01
             |               
            
                0.99
             |                           
            
                1.00
             | 
            
                1.00
             |                     
            
                1.00
             |                                 
            
                44,840
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/29/2018
             | 
            
                -0.01 / -0.99%
             |             
            
                1.01
             |           
            
                1.01
             |               
            
                1.00
             |                           
            
                1.00
             | 
            
                1.01
             |                     
            
                1.00
             |                                 
            
                29,620
             |            
            
                 
             |                                       
         
    
        
            | 
                8/28/2018
             | 
            
                +0.01 / +1.00%
             |             
            
                1.00
             |           
            
                1.01
             |               
            
                1.00
             |                           
            
                1.01
             | 
            
                1.01
             |                     
            
                1.01
             |                                 
            
                25,560
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/27/2018
             | 
            
                0.00 / 0.00%
             |             
            
                1.00
             |           
            
                1.01
             |               
            
                0.99
             |                           
            
                1.00
             | 
            
                1.00
             |                     
            
                1.00
             |                                 
            
                56,270
             |            
            
                 
             |                                       
         
    
        
            | 
                8/24/2018
             | 
            
                0.00 / 0.00%
             |             
            
                1.00
             |           
            
                1.00
             |               
            
                1.00
             |                           
            
                1.00
             | 
            
                1.00
             |                     
            
                1.00
             |                                 
            
                10,440
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/23/2018
             | 
            
                -0.02 / -1.96%
             |             
            
                1.00
             |           
            
                1.02
             |               
            
                1.00
             |                           
            
                1.00
             | 
            
                1.01
             |                     
            
                1.00
             |                                 
            
                61,260
             |            
            
                 
             |                                       
         
    
        
            | 
                8/22/2018
             | 
            
                +0.03 / +3.03%
             |             
            
                1.00
             |           
            
                1.02
             |               
            
                0.99
             |                           
            
                1.02
             | 
            
                1.00
             |                     
            
                1.02
             |                                 
            
                90,210
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/21/2018
             | 
            
                0.00 / 0.00%
             |             
            
                1.01
             |           
            
                1.02
             |               
            
                0.99
             |                           
            
                0.99
             | 
            
                1.00
             |                     
            
                0.99
             |                                 
            
                79,640
             |            
            
                 
             |                                       
         
    
        
            | 
                8/20/2018
             | 
            
                -0.01 / -1.00%
             |             
            
                1.00
             |           
            
                1.02
             |               
            
                0.99
             |                           
            
                0.99
             | 
            
                1.00
             |                     
            
                0.99
             |                                 
            
                61,270
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/17/2018
             | 
            
                -0.01 / -0.99%
             |             
            
                1.03
             |           
            
                1.03
             |               
            
                0.98
             |                           
            
                1.00
             | 
            
                0.99
             |                     
            
                1.00
             |                                 
            
                178,200
             |            
            
                 
             |                                       
         
    
        
            | 
                8/16/2018
             | 
            
                -0.01 / -0.98%
             |             
            
                1.05
             |           
            
                1.05
             |               
            
                1.01
             |                           
            
                1.01
             | 
            
                1.02
             |                     
            
                1.01
             |                                 
            
                69,470
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/15/2018
             | 
            
                -0.01 / -0.97%
             |             
            
                1.03
             |           
            
                1.03
             |               
            
                1.01
             |                           
            
                1.02
             | 
            
                1.02
             |                     
            
                1.02
             |                                 
            
                25,420
             |            
            
                 
             |                                       
         
    
        
            | 
                8/14/2018
             | 
            
                -0.01 / -0.96%
             |             
            
                1.03
             |           
            
                1.05
             |               
            
                0.98
             |                           
            
                1.03
             | 
            
                1.00
             |                     
            
                1.03
             |                                 
            
                481,680
             |  
            
                 
             |                                                              
             
    
         
    
    
 |