| 
                 
                    Closing price on 6/1/2015
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    3.00 | 
                 
                
                    | High | 
                    3.00 | 
                 
                
                    | Low | 
                    2.70 | 
                     
                
                    | Volume | 
                    637,550 | 
                                 
                
                    | Split-adjusted Price | 
                    2.70 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
SBS Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                6/1/2015
             | 
            
                -0.20 / -6.90%
             |             
            
                3.00
             |           
            
                3.00
             |               
            
                2.70
             |                           
            
                2.70
             | 
            
                2.71
             |                     
            
                2.70
             |                                 
            
                637,550
             |            
            
                 
             |                                       
         
    
        
            | 
                5/29/2015
             | 
            
                +0.10 / +3.57%
             |             
            
                3.00
             |           
            
                3.00
             |               
            
                2.80
             |                           
            
                2.90
             | 
            
                2.93
             |                     
            
                2.90
             |                                 
            
                1,439,660
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/28/2015
             | 
            
                +0.20 / +7.69%
             |             
            
                2.80
             |           
            
                2.80
             |               
            
                2.80
             |                           
            
                2.80
             | 
            
                2.80
             |                     
            
                2.80
             |                                 
            
                253,160
             |            
            
                 
             |                                       
         
    
        
            | 
                5/27/2015
             | 
            
                +0.20 / +8.33%
             |             
            
                2.60
             |           
            
                2.60
             |               
            
                2.60
             |                           
            
                2.60
             | 
            
                2.60
             |                     
            
                2.60
             |                                 
            
                160,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/26/2015
             | 
            
                +0.20 / +9.09%
             |             
            
                2.30
             |           
            
                2.40
             |               
            
                2.30
             |                           
            
                2.40
             | 
            
                2.40
             |                     
            
                2.40
             |                                 
            
                64,750
             |            
            
                 
             |                                       
         
    
        
            | 
                5/25/2015
             | 
            
                +0.20 / +10.00%
             |             
            
                2.10
             |           
            
                2.20
             |               
            
                2.10
             |                           
            
                2.20
             | 
            
                2.20
             |                     
            
                2.20
             |                                 
            
                239,010
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/22/2015
             | 
            
                +0.10 / +5.26%
             |             
            
                2.00
             |           
            
                2.00
             |               
            
                2.00
             |                           
            
                2.00
             | 
            
                2.00
             |                     
            
                2.00
             |                                 
            
                316,500
             |            
            
                 
             |                                       
         
    
        
            | 
                5/21/2015
             | 
            
                0.00 / 0.00%
             |             
            
                1.80
             |           
            
                1.90
             |               
            
                1.80
             |                           
            
                1.90
             | 
            
                1.85
             |                     
            
                1.90
             |                                 
            
                2,518,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/20/2015
             | 
            
                +0.10 / +5.56%
             |             
            
                1.80
             |           
            
                1.90
             |               
            
                1.70
             |                           
            
                1.90
             | 
            
                1.81
             |                     
            
                1.90
             |                                 
            
                258,100
             |            
            
                 
             |                                       
         
    
        
            | 
                5/19/2015
             | 
            
                0.00 / 0.00%
             |             
            
                1.80
             |           
            
                1.90
             |               
            
                1.70
             |                           
            
                1.80
             | 
            
                1.75
             |                     
            
                1.80
             |                                 
            
                254,710
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/18/2015
             | 
            
                -0.10 / -5.26%
             |             
            
                1.90
             |           
            
                1.90
             |               
            
                1.80
             |                           
            
                1.80
             | 
            
                1.80
             |                     
            
                1.80
             |                                 
            
                153,400
             |            
            
                 
             |                                       
         
    
        
            | 
                5/15/2015
             | 
            
                -0.10 / -5.00%
             |             
            
                1.90
             |           
            
                2.00
             |               
            
                1.90
             |                           
            
                1.90
             | 
            
                1.90
             |                     
            
                1.90
             |                                 
            
                124,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/14/2015
             | 
            
                0.00 / 0.00%
             |             
            
                2.00
             |           
            
                2.00
             |               
            
                1.90
             |                           
            
                2.00
             | 
            
                1.91
             |                     
            
                2.00
             |                                 
            
                138,100
             |            
            
                 
             |                                       
         
    
        
            | 
                5/13/2015
             | 
            
                0.00 / 0.00%
             |             
            
                2.00
             |           
            
                2.00
             |               
            
                1.90
             |                           
            
                2.00
             | 
            
                1.98
             |                     
            
                2.00
             |                                 
            
                18,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/12/2015
             | 
            
                0.00 / 0.00%
             |             
            
                2.00
             |           
            
                2.00
             |               
            
                1.90
             |                           
            
                2.00
             | 
            
                1.96
             |                     
            
                2.00
             |                                 
            
                198,800
             |            
            
                 
             |                                       
         
    
        
            | 
                5/11/2015
             | 
            
                0.00 / 0.00%
             |             
            
                2.00
             |           
            
                2.10
             |               
            
                1.90
             |                           
            
                2.00
             | 
            
                1.92
             |                     
            
                2.00
             |                                 
            
                194,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/8/2015
             | 
            
                +0.10 / +5.00%
             |             
            
                2.00
             |           
            
                2.10
             |               
            
                1.90
             |                           
            
                2.10
             | 
            
                1.97
             |                     
            
                2.10
             |                                 
            
                285,820
             |            
            
                 
             |                                       
         
    
        
            | 
                5/7/2015
             | 
            
                0.00 / 0.00%
             |             
            
                2.00
             |           
            
                2.10
             |               
            
                1.90
             |                           
            
                2.00
             | 
            
                2.00
             |                     
            
                2.00
             |                                 
            
                143,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/6/2015
             | 
            
                0.00 / 0.00%
             |             
            
                2.00
             |           
            
                2.10
             |               
            
                1.90
             |                           
            
                2.00
             | 
            
                1.99
             |                     
            
                2.00
             |                                 
            
                386,300
             |            
            
                 
             |                                       
         
    
        
            | 
                5/5/2015
             | 
            
                -0.20 / -9.09%
             |             
            
                2.20
             |           
            
                2.20
             |               
            
                2.00
             |                           
            
                2.00
             | 
            
                2.01
             |                     
            
                2.00
             |                                 
            
                735,586
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/4/2015
             | 
            
                -0.20 / -8.33%
             |             
            
                2.40
             |           
            
                2.40
             |               
            
                2.20
             |                           
            
                2.20
             | 
            
                2.23
             |                     
            
                2.20
             |                                 
            
                154,800
             |            
            
                 
             |                                       
         
    
        
            | 
                4/27/2015
             | 
            
                0.00 / 0.00%
             |             
            
                2.50
             |           
            
                2.50
             |               
            
                2.40
             |                           
            
                2.50
             | 
            
                2.40
             |                     
            
                2.50
             |                                 
            
                219,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/24/2015
             | 
            
                -0.10 / -3.85%
             |             
            
                2.50
             |           
            
                2.50
             |               
            
                2.40
             |                           
            
                2.50
             | 
            
                2.46
             |                     
            
                2.50
             |                                 
            
                71,200
             |            
            
                 
             |                                       
         
    
        
            | 
                4/23/2015
             | 
            
                0.00 / 0.00%
             |             
            
                2.50
             |           
            
                2.60
             |               
            
                2.40
             |                           
            
                2.60
             | 
            
                2.50
             |                     
            
                2.60
             |                                 
            
                105,730
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/22/2015
             | 
            
                +0.10 / +4.00%
             |             
            
                2.50
             |           
            
                2.60
             |               
            
                2.50
             |                           
            
                2.60
             | 
            
                2.55
             |                     
            
                2.60
             |                                 
            
                222,801
             |            
            
                 
             |                                       
         
    
        
            | 
                4/21/2015
             | 
            
                +0.10 / +4.17%
             |             
            
                2.40
             |           
            
                2.60
             |               
            
                2.30
             |                           
            
                2.50
             | 
            
                2.48
             |                     
            
                2.50
             |                                 
            
                653,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/20/2015
             | 
            
                -0.10 / -4.00%
             |             
            
                2.50
             |           
            
                2.50
             |               
            
                2.40
             |                           
            
                2.40
             | 
            
                2.40
             |                     
            
                2.40
             |                                 
            
                441,100
             |            
            
                 
             |                                       
         
    
        
            | 
                4/17/2015
             | 
            
                -0.20 / -7.69%
             |             
            
                2.60
             |           
            
                2.60
             |               
            
                2.40
             |                           
            
                2.40
             | 
            
                2.46
             |                     
            
                2.40
             |                                 
            
                271,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/16/2015
             | 
            
                0.00 / 0.00%
             |             
            
                2.50
             |           
            
                2.60
             |               
            
                2.50
             |                           
            
                2.60
             | 
            
                2.50
             |                     
            
                2.60
             |                                 
            
                291,808
             |            
            
                 
             |                                       
         
    
        
            | 
                4/15/2015
             | 
            
                +0.10 / +4.00%
             |             
            
                2.50
             |           
            
                2.60
             |               
            
                2.40
             |                           
            
                2.60
             | 
            
                2.49
             |                     
            
                2.60
             |                                 
            
                115,650
             |  
            
                 
             |                                                              
             
    
         
    
    
 |