| 
                 
                    Closing price on 11/15/2019
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    5.93 | 
                 
                
                    | High | 
                    5.93 | 
                 
                
                    | Low | 
                    5.50 | 
                     
                
                    | Volume | 
                    3,837,060 | 
                                 
                
                    | Split-adjusted Price | 
                    4.72 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
SCR Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                11/15/2019
             | 
            
                -0.40 / -6.78%
             |             
            
                5.93
             |           
            
                5.93
             |               
            
                5.50
             |                           
            
                5.50
             | 
            
                5.70
             |                     
            
                4.72
             |                                 
            
                3,837,060
             |            
            
                 
             |                                       
         
    
        
            | 
                11/14/2019
             | 
            
                -0.11 / -1.83%
             |             
            
                5.97
             |           
            
                6.00
             |               
            
                5.90
             |                           
            
                5.90
             | 
            
                5.92
             |                     
            
                5.06
             |                                 
            
                3,830,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/13/2019
             | 
            
                -0.01 / -0.17%
             |             
            
                5.99
             |           
            
                6.02
             |               
            
                5.96
             |                           
            
                6.01
             | 
            
                5.99
             |                     
            
                5.15
             |                                 
            
                4,433,700
             |            
            
                 
             |                                       
         
    
        
            | 
                11/12/2019
             | 
            
                -0.01 / -0.17%
             |             
            
                6.03
             |           
            
                6.03
             |               
            
                5.97
             |                           
            
                6.02
             | 
            
                6.00
             |                     
            
                5.16
             |                                 
            
                7,896,470
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/11/2019
             | 
            
                0.00 / 0.00%
             |             
            
                6.03
             |           
            
                6.04
             |               
            
                5.96
             |                           
            
                6.03
             | 
            
                6.00
             |                     
            
                5.17
             |                                 
            
                6,523,720
             |            
            
                 
             |                                       
         
    
        
            | 
                11/8/2019
             | 
            
                -0.01 / -0.17%
             |             
            
                6.02
             |           
            
                6.06
             |               
            
                5.96
             |                           
            
                6.03
             | 
            
                6.02
             |                     
            
                5.17
             |                                 
            
                3,752,840
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/7/2019
             | 
            
                -0.06 / -0.98%
             |             
            
                6.10
             |           
            
                6.10
             |               
            
                6.00
             |                           
            
                6.04
             | 
            
                6.02
             |                     
            
                5.18
             |                                 
            
                4,438,490
             |            
            
                 
             |                                       
         
    
        
            | 
                11/6/2019
             | 
            
                0.00 / 0.00%
             |             
            
                6.10
             |           
            
                6.10
             |               
            
                6.00
             |                           
            
                6.10
             | 
            
                6.05
             |                     
            
                5.23
             |                                 
            
                6,060,390
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/5/2019
             | 
            
                -0.02 / -0.33%
             |             
            
                6.10
             |           
            
                6.10
             |               
            
                5.99
             |                           
            
                6.10
             | 
            
                6.04
             |                     
            
                5.23
             |                                 
            
                5,480,640
             |            
            
                 
             |                                       
         
    
        
            | 
                11/4/2019
             | 
            
                -0.08 / -1.29%
             |             
            
                6.15
             |           
            
                6.17
             |               
            
                6.02
             |                           
            
                6.12
             | 
            
                6.12
             |                     
            
                5.25
             |                                 
            
                4,977,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/1/2019
             | 
            
                -0.04 / -0.64%
             |             
            
                6.25
             |           
            
                6.25
             |               
            
                6.17
             |                           
            
                6.20
             | 
            
                6.19
             |                     
            
                5.32
             |                                 
            
                3,636,200
             |            
            
                 
             |                                       
         
    
        
            | 
                10/31/2019
             | 
            
                +0.03 / +0.48%
             |             
            
                6.25
             |           
            
                6.31
             |               
            
                6.20
             |                           
            
                6.24
             | 
            
                6.26
             |                     
            
                5.35
             |                                 
            
                4,873,080
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/30/2019
             | 
            
                +0.07 / +1.14%
             |             
            
                6.11
             |           
            
                6.25
             |               
            
                6.10
             |                           
            
                6.21
             | 
            
                6.19
             |                     
            
                5.32
             |                                 
            
                5,711,370
             |            
            
                 
             |                                       
         
    
        
            | 
                10/29/2019
             | 
            
                -0.03 / -0.49%
             |             
            
                6.17
             |           
            
                6.17
             |               
            
                6.09
             |                           
            
                6.14
             | 
            
                6.12
             |                     
            
                5.26
             |                                 
            
                4,149,620
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/28/2019
             | 
            
                -0.03 / -0.48%
             |             
            
                6.20
             |           
            
                6.20
             |               
            
                6.09
             |                           
            
                6.17
             | 
            
                6.14
             |                     
            
                5.29
             |                                 
            
                3,154,420
             |            
            
                 
             |                                       
         
    
        
            | 
                10/25/2019
             | 
            
                -0.02 / -0.32%
             |             
            
                6.22
             |           
            
                6.23
             |               
            
                6.13
             |                           
            
                6.20
             | 
            
                6.17
             |                     
            
                5.32
             |                                 
            
                3,861,840
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/24/2019
             | 
            
                -0.03 / -0.48%
             |             
            
                6.25
             |           
            
                6.25
             |               
            
                6.18
             |                           
            
                6.22
             | 
            
                6.20
             |                     
            
                5.33
             |                                 
            
                5,425,100
             |            
            
                 
             |                                       
         
    
        
            | 
                10/23/2019
             | 
            
                -0.01 / -0.16%
             |             
            
                6.25
             |           
            
                6.25
             |               
            
                6.22
             |                           
            
                6.25
             | 
            
                6.25
             |                     
            
                5.36
             |                                 
            
                876,080
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/22/2019
             | 
            
                0.00 / 0.00%
             |             
            
                6.26
             |           
            
                6.26
             |               
            
                6.18
             |                           
            
                6.26
             | 
            
                6.23
             |                     
            
                5.37
             |                                 
            
                4,568,420
             |            
            
                 
             |                                       
         
    
        
            | 
                10/21/2019
             | 
            
                -0.01 / -0.16%
             |             
            
                6.27
             |           
            
                6.27
             |               
            
                6.20
             |                           
            
                6.26
             | 
            
                6.24
             |                     
            
                5.37
             |                                 
            
                3,176,740
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/18/2019
             | 
            
                -0.01 / -0.16%
             |             
            
                6.28
             |           
            
                6.28
             |               
            
                6.22
             |                           
            
                6.27
             | 
            
                6.26
             |                     
            
                5.38
             |                                 
            
                2,521,630
             |            
            
                 
             |                                       
         
    
        
            | 
                10/17/2019
             | 
            
                -0.01 / -0.16%
             |             
            
                6.26
             |           
            
                6.28
             |               
            
                6.21
             |                           
            
                6.28
             | 
            
                6.25
             |                     
            
                5.38
             |                                 
            
                2,565,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/16/2019
             | 
            
                0.00 / 0.00%
             |             
            
                6.30
             |           
            
                6.30
             |               
            
                6.26
             |                           
            
                6.29
             | 
            
                6.28
             |                     
            
                5.39
             |                                 
            
                6,723,880
             |            
            
                 
             |                                       
         
    
        
            | 
                10/15/2019
             | 
            
                -0.01 / -0.16%
             |             
            
                6.29
             |           
            
                6.32
             |               
            
                6.27
             |                           
            
                6.29
             | 
            
                6.30
             |                     
            
                5.39
             |                                 
            
                2,066,420
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/14/2019
             | 
            
                0.00 / 0.00%
             |             
            
                6.31
             |           
            
                6.34
             |               
            
                6.28
             |                           
            
                6.30
             | 
            
                6.30
             |                     
            
                5.40
             |                                 
            
                2,501,780
             |            
            
                 
             |                                       
         
    
        
            | 
                10/11/2019
             | 
            
                0.00 / 0.00%
             |             
            
                6.30
             |           
            
                6.30
             |               
            
                6.27
             |                           
            
                6.30
             | 
            
                6.29
             |                     
            
                5.40
             |                                 
            
                1,421,640
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/10/2019
             | 
            
                +0.03 / +0.48%
             |             
            
                6.35
             |           
            
                6.35
             |               
            
                6.26
             |                           
            
                6.30
             | 
            
                6.28
             |                     
            
                5.40
             |                                 
            
                1,126,240
             |            
            
                 
             |                                       
         
    
        
            | 
                10/9/2019
             | 
            
                -0.13 / -2.03%
             |             
            
                6.38
             |           
            
                6.38
             |               
            
                6.27
             |                           
            
                6.27
             | 
            
                6.31
             |                     
            
                5.38
             |                                 
            
                3,644,640
             |  
            
                 
             |                                                              
             
    
        			
            | 
                10/8/2019
             | 
            
                +0.01 / +0.16%
             |             
            
                6.41
             |           
            
                6.42
             |               
            
                6.28
             |                           
            
                6.40
             | 
            
                6.36
             |                     
            
                5.49
             |                                 
            
                2,668,610
             |            
            
                 
             |                                       
         
    
        
            | 
                10/7/2019
             | 
            
                -0.06 / -0.93%
             |             
            
                6.45
             |           
            
                6.50
             |               
            
                6.37
             |                           
            
                6.39
             | 
            
                6.42
             |                     
            
                5.48
             |                                 
            
                3,296,990
             |  
            
                 
             |                                                              
             
    
         
    
    
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