| 
                 
                    Closing price on 2/23/2022
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    3.00 | 
                 
                
                    | High | 
                    3.00 | 
                 
                
                    | Low | 
                    3.00 | 
                     
                
                    | Volume | 
                    0 | 
                                 
                
                    | Split-adjusted Price | 
                    3.00 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
ACM Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                2/23/2022
             | 
            
                0.00 / 0.00%
             |             
            
                3.00
             |           
            
                3.00
             |               
            
                3.00
             |                           
            
                3.00
             | 
            
                3.00
             |                     
            
                3.00
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                2/22/2022
             | 
            
                0.00 / 0.00%
             |             
            
                3.00
             |           
            
                3.00
             |               
            
                3.00
             |                           
            
                3.00
             | 
            
                3.00
             |                     
            
                3.00
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/21/2022
             | 
            
                0.00 / 0.00%
             |             
            
                3.00
             |           
            
                3.00
             |               
            
                3.00
             |                           
            
                3.00
             | 
            
                3.00
             |                     
            
                3.00
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                2/18/2022
             | 
            
                0.00 / 0.00%
             |             
            
                3.00
             |           
            
                3.20
             |               
            
                3.00
             |                           
            
                3.00
             | 
            
                3.09
             |                     
            
                3.00
             |                                 
            
                1,661,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/17/2022
             | 
            
                0.00 / 0.00%
             |             
            
                3.00
             |           
            
                3.00
             |               
            
                3.00
             |                           
            
                3.00
             | 
            
                3.00
             |                     
            
                3.00
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                2/16/2022
             | 
            
                0.00 / 0.00%
             |             
            
                3.00
             |           
            
                3.00
             |               
            
                3.00
             |                           
            
                3.00
             | 
            
                3.00
             |                     
            
                3.00
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/15/2022
             | 
            
                0.00 / 0.00%
             |             
            
                3.00
             |           
            
                3.00
             |               
            
                3.00
             |                           
            
                3.00
             | 
            
                3.00
             |                     
            
                3.00
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                2/14/2022
             | 
            
                0.00 / 0.00%
             |             
            
                3.00
             |           
            
                3.00
             |               
            
                3.00
             |                           
            
                3.00
             | 
            
                3.00
             |                     
            
                3.00
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/11/2022
             | 
            
                +0.10 / +3.45%
             |             
            
                2.90
             |           
            
                3.10
             |               
            
                2.90
             |                           
            
                3.00
             | 
            
                3.05
             |                     
            
                3.00
             |                                 
            
                1,151,800
             |            
            
                 
             |                                       
         
    
        
            | 
                2/10/2022
             | 
            
                0.00 / 0.00%
             |             
            
                2.90
             |           
            
                2.90
             |               
            
                2.90
             |                           
            
                2.90
             | 
            
                2.90
             |                     
            
                2.90
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/9/2022
             | 
            
                0.00 / 0.00%
             |             
            
                2.90
             |           
            
                2.90
             |               
            
                2.90
             |                           
            
                2.90
             | 
            
                2.90
             |                     
            
                2.90
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                2/8/2022
             | 
            
                0.00 / 0.00%
             |             
            
                2.90
             |           
            
                2.90
             |               
            
                2.90
             |                           
            
                2.90
             | 
            
                2.90
             |                     
            
                2.90
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                2/7/2022
             | 
            
                0.00 / 0.00%
             |             
            
                2.90
             |           
            
                2.90
             |               
            
                2.90
             |                           
            
                2.90
             | 
            
                2.90
             |                     
            
                2.90
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                1/28/2022
             | 
            
                -0.30 / -9.38%
             |             
            
                3.20
             |           
            
                3.20
             |               
            
                2.90
             |                           
            
                2.90
             | 
            
                2.93
             |                     
            
                2.90
             |                                 
            
                2,894,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/27/2022
             | 
            
                0.00 / 0.00%
             |             
            
                3.20
             |           
            
                3.20
             |               
            
                3.20
             |                           
            
                3.20
             | 
            
                3.20
             |                     
            
                3.20
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                1/26/2022
             | 
            
                0.00 / 0.00%
             |             
            
                3.20
             |           
            
                3.20
             |               
            
                3.20
             |                           
            
                3.20
             | 
            
                3.20
             |                     
            
                3.20
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/25/2022
             | 
            
                0.00 / 0.00%
             |             
            
                3.20
             |           
            
                3.20
             |               
            
                3.20
             |                           
            
                3.20
             | 
            
                3.20
             |                     
            
                3.20
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                1/24/2022
             | 
            
                0.00 / 0.00%
             |             
            
                3.20
             |           
            
                3.20
             |               
            
                3.20
             |                           
            
                3.20
             | 
            
                3.20
             |                     
            
                3.20
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/21/2022
             | 
            
                -0.20 / -5.88%
             |             
            
                3.40
             |           
            
                3.50
             |               
            
                3.10
             |                           
            
                3.20
             | 
            
                3.27
             |                     
            
                3.20
             |                                 
            
                2,733,100
             |            
            
                 
             |                                       
         
    
        
            | 
                1/20/2022
             | 
            
                0.00 / 0.00%
             |             
            
                3.40
             |           
            
                3.40
             |               
            
                3.40
             |                           
            
                3.40
             | 
            
                3.40
             |                     
            
                3.40
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/19/2022
             | 
            
                0.00 / 0.00%
             |             
            
                3.40
             |           
            
                3.40
             |               
            
                3.40
             |                           
            
                3.40
             | 
            
                3.40
             |                     
            
                3.40
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                1/18/2022
             | 
            
                0.00 / 0.00%
             |             
            
                3.40
             |           
            
                3.40
             |               
            
                3.40
             |                           
            
                3.40
             | 
            
                3.40
             |                     
            
                3.40
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/17/2022
             | 
            
                0.00 / 0.00%
             |             
            
                3.40
             |           
            
                3.40
             |               
            
                3.40
             |                           
            
                3.40
             | 
            
                3.40
             |                     
            
                3.40
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                1/14/2022
             | 
            
                -0.30 / -8.11%
             |             
            
                3.70
             |           
            
                3.80
             |               
            
                3.40
             |                           
            
                3.40
             | 
            
                3.42
             |                     
            
                3.40
             |                                 
            
                5,580,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/13/2022
             | 
            
                0.00 / 0.00%
             |             
            
                3.70
             |           
            
                3.70
             |               
            
                3.70
             |                           
            
                3.70
             | 
            
                3.70
             |                     
            
                3.70
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                1/12/2022
             | 
            
                0.00 / 0.00%
             |             
            
                3.70
             |           
            
                3.70
             |               
            
                3.70
             |                           
            
                3.70
             | 
            
                3.70
             |                     
            
                3.70
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/11/2022
             | 
            
                0.00 / 0.00%
             |             
            
                3.70
             |           
            
                3.70
             |               
            
                3.70
             |                           
            
                3.70
             | 
            
                3.70
             |                     
            
                3.70
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                1/10/2022
             | 
            
                0.00 / 0.00%
             |             
            
                3.70
             |           
            
                3.70
             |               
            
                3.70
             |                           
            
                3.70
             | 
            
                3.70
             |                     
            
                3.70
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                1/7/2022
             | 
            
                +0.30 / +8.82%
             |             
            
                3.50
             |           
            
                3.70
             |               
            
                3.50
             |                           
            
                3.70
             | 
            
                3.70
             |                     
            
                3.70
             |                                 
            
                2,744,600
             |            
            
                 
             |                                       
         
    
        
            | 
                1/6/2022
             | 
            
                0.00 / 0.00%
             |             
            
                3.40
             |           
            
                3.40
             |               
            
                3.40
             |                           
            
                3.40
             | 
            
                3.40
             |                     
            
                3.40
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
         
    
    
 |