| 
                 
                    Closing price on 8/7/2018
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    7.30 | 
                 
                
                    | High | 
                    7.50 | 
                 
                
                    | Low | 
                    7.19 | 
                     
                
                    | Volume | 
                    873,210 | 
                                 
                
                    | Split-adjusted Price | 
                    6.04 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
SAM Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                8/7/2018
             | 
            
                -0.11 / -1.51%
             |             
            
                7.30
             |           
            
                7.50
             |               
            
                7.19
             |                           
            
                7.19
             | 
            
                7.38
             |                     
            
                6.04
             |                                 
            
                873,210
             |            
            
                 
             |                                       
         
    
        
            | 
                8/6/2018
             | 
            
                +0.10 / +1.39%
             |             
            
                7.28
             |           
            
                7.40
             |               
            
                7.24
             |                           
            
                7.30
             | 
            
                7.33
             |                     
            
                6.14
             |                                 
            
                601,320
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/3/2018
             | 
            
                +0.04 / +0.56%
             |             
            
                7.16
             |           
            
                7.35
             |               
            
                7.16
             |                           
            
                7.20
             | 
            
                7.26
             |                     
            
                6.05
             |                                 
            
                964,150
             |            
            
                 
             |                                       
         
    
        
            | 
                8/2/2018
             | 
            
                +0.16 / +2.29%
             |             
            
                7.00
             |           
            
                7.16
             |               
            
                6.96
             |                           
            
                7.16
             | 
            
                7.06
             |                     
            
                6.02
             |                                 
            
                830,480
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/1/2018
             | 
            
                -0.13 / -1.82%
             |             
            
                7.10
             |           
            
                7.16
             |               
            
                7.00
             |                           
            
                7.00
             | 
            
                7.08
             |                     
            
                5.88
             |                                 
            
                2,688,900
             |            
            
                 
             |                                       
         
    
        
            | 
                7/31/2018
             | 
            
                +0.07 / +0.99%
             |             
            
                7.06
             |           
            
                7.15
             |               
            
                6.80
             |                           
            
                7.13
             | 
            
                7.00
             |                     
            
                5.99
             |                                 
            
                720,140
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/30/2018
             | 
            
                +0.06 / +0.86%
             |             
            
                6.92
             |           
            
                7.07
             |               
            
                6.92
             |                           
            
                7.06
             | 
            
                7.02
             |                     
            
                5.93
             |                                 
            
                459,900
             |            
            
                 
             |                                       
         
    
        
            | 
                7/27/2018
             | 
            
                +0.18 / +2.64%
             |             
            
                6.82
             |           
            
                7.15
             |               
            
                6.65
             |                           
            
                7.00
             | 
            
                6.91
             |                     
            
                5.88
             |                                 
            
                1,050,280
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/26/2018
             | 
            
                +0.02 / +0.29%
             |             
            
                6.75
             |           
            
                6.82
             |               
            
                6.65
             |                           
            
                6.82
             | 
            
                6.73
             |                     
            
                5.73
             |                                 
            
                2,963,940
             |            
            
                 
             |                                       
         
    
        
            | 
                7/25/2018
             | 
            
                0.00 / 0.00%
             |             
            
                6.76
             |           
            
                6.81
             |               
            
                6.75
             |                           
            
                6.80
             | 
            
                6.79
             |                     
            
                5.72
             |                                 
            
                279,270
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/24/2018
             | 
            
                -0.01 / -0.15%
             |             
            
                6.81
             |           
            
                6.81
             |               
            
                6.75
             |                           
            
                6.80
             | 
            
                6.79
             |                     
            
                5.72
             |                                 
            
                2,617,440
             |            
            
                 
             |                                       
         
    
        
            | 
                7/23/2018
             | 
            
                +0.01 / +0.15%
             |             
            
                6.80
             |           
            
                6.81
             |               
            
                6.70
             |                           
            
                6.81
             | 
            
                6.77
             |                     
            
                5.72
             |                                 
            
                572,580
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/20/2018
             | 
            
                0.00 / 0.00%
             |             
            
                6.78
             |           
            
                6.80
             |               
            
                6.60
             |                           
            
                6.80
             | 
            
                6.71
             |                     
            
                5.72
             |                                 
            
                924,630
             |            
            
                 
             |                                       
         
    
        
            | 
                7/19/2018
             | 
            
                0.00 / 0.00%
             |             
            
                6.80
             |           
            
                6.80
             |               
            
                6.76
             |                           
            
                6.80
             | 
            
                6.79
             |                     
            
                5.72
             |                                 
            
                2,134,570
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/18/2018
             | 
            
                -0.04 / -0.58%
             |             
            
                6.83
             |           
            
                6.84
             |               
            
                6.78
             |                           
            
                6.80
             | 
            
                6.81
             |                     
            
                5.72
             |                                 
            
                76,970
             |            
            
                 
             |                                       
         
    
        
            | 
                7/17/2018
             | 
            
                +0.04 / +0.59%
             |             
            
                6.78
             |           
            
                6.85
             |               
            
                6.71
             |                           
            
                6.84
             | 
            
                6.79
             |                     
            
                5.75
             |                                 
            
                549,770
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/16/2018
             | 
            
                -0.02 / -0.29%
             |             
            
                6.74
             |           
            
                6.80
             |               
            
                6.74
             |                           
            
                6.80
             | 
            
                6.77
             |                     
            
                5.72
             |                                 
            
                105,370
             |            
            
                 
             |                                       
         
    
        
            | 
                7/13/2018
             | 
            
                +0.01 / +0.15%
             |             
            
                6.60
             |           
            
                6.85
             |               
            
                6.60
             |                           
            
                6.82
             | 
            
                6.77
             |                     
            
                5.73
             |                                 
            
                179,010
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/12/2018
             | 
            
                +0.01 / +0.15%
             |             
            
                6.71
             |           
            
                6.85
             |               
            
                6.62
             |                           
            
                6.81
             | 
            
                6.80
             |                     
            
                5.72
             |                                 
            
                824,730
             |            
            
                 
             |                                       
         
    
        
            | 
                7/11/2018
             | 
            
                0.00 / 0.00%
             |             
            
                6.79
             |           
            
                6.80
             |               
            
                6.60
             |                           
            
                6.80
             | 
            
                6.77
             |                     
            
                5.72
             |                                 
            
                232,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/10/2018
             | 
            
                -0.05 / -0.73%
             |             
            
                6.80
             |           
            
                6.85
             |               
            
                6.78
             |                           
            
                6.80
             | 
            
                6.83
             |                     
            
                5.72
             |                                 
            
                181,300
             |            
            
                 
             |                                       
         
    
        
            | 
                7/9/2018
             | 
            
                +0.05 / +0.74%
             |             
            
                6.80
             |           
            
                6.87
             |               
            
                6.75
             |                           
            
                6.85
             | 
            
                6.80
             |                     
            
                5.76
             |                                 
            
                130,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/6/2018
             | 
            
                -0.03 / -0.44%
             |             
            
                6.83
             |           
            
                6.83
             |               
            
                6.75
             |                           
            
                6.80
             | 
            
                6.79
             |                     
            
                5.72
             |                                 
            
                1,367,800
             |            
            
                 
             |                                       
         
    
        
            | 
                7/5/2018
             | 
            
                -0.12 / -1.73%
             |             
            
                6.82
             |           
            
                6.84
             |               
            
                6.70
             |                           
            
                6.83
             | 
            
                6.81
             |                     
            
                5.74
             |                                 
            
                522,350
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/4/2018
             | 
            
                +0.11 / +1.61%
             |             
            
                6.80
             |           
            
                6.95
             |               
            
                6.79
             |                           
            
                6.95
             | 
            
                6.85
             |                     
            
                5.84
             |                                 
            
                226,640
             |            
            
                 
             |                                       
         
    
        
            | 
                7/3/2018
             | 
            
                -0.11 / -1.58%
             |             
            
                6.85
             |           
            
                6.86
             |               
            
                6.71
             |                           
            
                6.84
             | 
            
                6.82
             |                     
            
                5.75
             |                                 
            
                278,750
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/2/2018
             | 
            
                -0.05 / -0.71%
             |             
            
                7.00
             |           
            
                7.05
             |               
            
                6.80
             |                           
            
                6.95
             | 
            
                6.88
             |                     
            
                5.84
             |                                 
            
                1,124,380
             |            
            
                 
             |                                       
         
    
        
            | 
                6/29/2018
             | 
            
                +0.10 / +1.45%
             |             
            
                6.90
             |           
            
                7.00
             |               
            
                6.82
             |                           
            
                7.00
             | 
            
                6.91
             |                     
            
                5.88
             |                                 
            
                129,450
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/28/2018
             | 
            
                -0.09 / -1.29%
             |             
            
                6.95
             |           
            
                6.95
             |               
            
                6.82
             |                           
            
                6.90
             | 
            
                6.85
             |                     
            
                5.80
             |                                 
            
                252,790
             |            
            
                 
             |                                       
         
    
        
            | 
                6/27/2018
             | 
            
                -0.01 / -0.14%
             |             
            
                6.95
             |           
            
                6.99
             |               
            
                6.90
             |                           
            
                6.99
             | 
            
                6.91
             |                     
            
                5.88
             |                                 
            
                1,864,670
             |  
            
                 
             |                                                              
             
    
         
    
    
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