| 
                 
                    Closing price on 12/28/2016
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    4.90 | 
                 
                
                    | High | 
                    4.90 | 
                 
                
                    | Low | 
                    4.10 | 
                     
                
                    | Volume | 
                    4,800 | 
                                 
                
                    | Split-adjusted Price | 
                    3.28 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
NVB Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                12/28/2016
             | 
            
                -0.40 / -8.89%
             |             
            
                4.90
             |           
            
                4.90
             |               
            
                4.10
             |                           
            
                4.10
             | 
            
                4.22
             |                     
            
                3.28
             |                                 
            
                4,800
             |            
            
                 
             |                                       
         
    
        
            | 
                12/27/2016
             | 
            
                -0.40 / -8.16%
             |             
            
                4.60
             |           
            
                4.70
             |               
            
                4.50
             |                           
            
                4.50
             | 
            
                4.51
             |                     
            
                3.60
             |                                 
            
                3,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/26/2016
             | 
            
                -0.10 / -2.00%
             |             
            
                4.60
             |           
            
                5.00
             |               
            
                4.50
             |                           
            
                4.90
             | 
            
                4.64
             |                     
            
                3.92
             |                                 
            
                7,100
             |            
            
                 
             |                                       
         
    
        
            | 
                12/23/2016
             | 
            
                +0.20 / +4.17%
             |             
            
                5.00
             |           
            
                5.00
             |               
            
                5.00
             |                           
            
                5.00
             | 
            
                5.00
             |                     
            
                4.00
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/22/2016
             | 
            
                0.00 / 0.00%
             |             
            
                5.20
             |           
            
                5.20
             |               
            
                4.80
             |                           
            
                4.80
             | 
            
                5.20
             |                     
            
                3.84
             |                                 
            
                3,200
             |            
            
                 
             |                                       
         
    
        
            | 
                12/21/2016
             | 
            
                -0.20 / -4.00%
             |             
            
                5.50
             |           
            
                5.50
             |               
            
                4.60
             |                           
            
                4.80
             | 
            
                4.76
             |                     
            
                3.84
             |                                 
            
                800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/20/2016
             | 
            
                +0.20 / +4.17%
             |             
            
                5.20
             |           
            
                5.20
             |               
            
                4.40
             |                           
            
                5.00
             | 
            
                4.50
             |                     
            
                4.00
             |                                 
            
                5,500
             |            
            
                 
             |                                       
         
    
        
            | 
                12/19/2016
             | 
            
                -0.20 / -4.00%
             |             
            
                5.50
             |           
            
                5.50
             |               
            
                4.80
             |                           
            
                4.80
             | 
            
                5.50
             |                     
            
                3.84
             |                                 
            
                200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/16/2016
             | 
            
                -0.10 / -1.96%
             |             
            
                5.30
             |           
            
                5.30
             |               
            
                4.60
             |                           
            
                5.00
             | 
            
                4.82
             |                     
            
                4.00
             |                                 
            
                3,100
             |            
            
                 
             |                                       
         
    
        
            | 
                12/15/2016
             | 
            
                0.00 / 0.00%
             |             
            
                4.60
             |           
            
                5.10
             |               
            
                4.60
             |                           
            
                5.10
             | 
            
                4.65
             |                     
            
                4.08
             |                                 
            
                1,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/14/2016
             | 
            
                -0.10 / -1.92%
             |             
            
                5.70
             |           
            
                5.70
             |               
            
                4.70
             |                           
            
                5.10
             | 
            
                4.82
             |                     
            
                4.08
             |                                 
            
                1,400
             |            
            
                 
             |                                       
         
    
        
            | 
                12/13/2016
             | 
            
                -0.20 / -3.70%
             |             
            
                5.90
             |           
            
                5.90
             |               
            
                4.90
             |                           
            
                5.20
             | 
            
                4.96
             |                     
            
                4.16
             |                                 
            
                3,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/12/2016
             | 
            
                +0.40 / +8.00%
             |             
            
                5.50
             |           
            
                5.50
             |               
            
                4.60
             |                           
            
                5.40
             | 
            
                5.36
             |                     
            
                4.32
             |                                 
            
                18,900
             |            
            
                 
             |                                       
         
    
        
            | 
                12/9/2016
             | 
            
                0.00 / 0.00%
             |             
            
                4.60
             |           
            
                5.00
             |               
            
                4.50
             |                           
            
                5.00
             | 
            
                4.79
             |                     
            
                4.00
             |                                 
            
                21,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/8/2016
             | 
            
                -0.50 / -9.09%
             |             
            
                5.00
             |           
            
                5.00
             |               
            
                5.00
             |                           
            
                5.00
             | 
            
                5.00
             |                     
            
                4.00
             |                                 
            
                13,500
             |            
            
                 
             |                                       
         
    
        
            | 
                12/7/2016
             | 
            
                +0.50 / +10.00%
             |             
            
                5.00
             |           
            
                5.50
             |               
            
                5.00
             |                           
            
                5.50
             | 
            
                5.00
             |                     
            
                4.40
             |                                 
            
                6,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/6/2016
             | 
            
                0.00 / 0.00%
             |             
            
                5.50
             |           
            
                5.50
             |               
            
                4.50
             |                           
            
                5.00
             | 
            
                4.68
             |                     
            
                4.00
             |                                 
            
                7,500
             |            
            
                 
             |                                       
         
    
        
            | 
                12/5/2016
             | 
            
                -0.20 / -3.85%
             |             
            
                5.00
             |           
            
                5.70
             |               
            
                4.70
             |                           
            
                5.00
             | 
            
                4.83
             |                     
            
                4.00
             |                                 
            
                41,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                12/2/2016
             | 
            
                -0.50 / -8.77%
             |             
            
                5.20
             |           
            
                5.20
             |               
            
                5.20
             |                           
            
                5.20
             | 
            
                5.20
             |                     
            
                4.16
             |                                 
            
                200
             |            
            
                 
             |                                       
         
    
        
            | 
                12/1/2016
             | 
            
                -0.10 / -1.72%
             |             
            
                5.40
             |           
            
                5.70
             |               
            
                5.40
             |                           
            
                5.70
             | 
            
                5.55
             |                     
            
                4.56
             |                                 
            
                200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/30/2016
             | 
            
                0.00 / 0.00%
             |             
            
                5.80
             |           
            
                5.80
             |               
            
                5.80
             |                           
            
                5.80
             | 
            
                5.80
             |                     
            
                4.64
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                11/29/2016
             | 
            
                0.00 / 0.00%
             |             
            
                5.80
             |           
            
                5.80
             |               
            
                5.80
             |                           
            
                5.80
             | 
            
                5.80
             |                     
            
                4.64
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/28/2016
             | 
            
                -0.20 / -3.33%
             |             
            
                5.40
             |           
            
                5.80
             |               
            
                5.40
             |                           
            
                5.80
             | 
            
                5.60
             |                     
            
                4.64
             |                                 
            
                200
             |            
            
                 
             |                                       
         
    
        
            | 
                11/25/2016
             | 
            
                0.00 / 0.00%
             |             
            
                6.00
             |           
            
                6.00
             |               
            
                6.00
             |                           
            
                6.00
             | 
            
                6.00
             |                     
            
                4.80
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/24/2016
             | 
            
                0.00 / 0.00%
             |             
            
                6.00
             |           
            
                6.00
             |               
            
                6.00
             |                           
            
                6.00
             | 
            
                6.00
             |                     
            
                4.80
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                11/23/2016
             | 
            
                0.00 / 0.00%
             |             
            
                6.00
             |           
            
                6.00
             |               
            
                6.00
             |                           
            
                6.00
             | 
            
                6.00
             |                     
            
                4.80
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/22/2016
             | 
            
                0.00 / 0.00%
             |             
            
                6.00
             |           
            
                6.00
             |               
            
                6.00
             |                           
            
                6.00
             | 
            
                6.00
             |                     
            
                4.80
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                11/21/2016
             | 
            
                +0.30 / +5.26%
             |             
            
                5.30
             |           
            
                6.00
             |               
            
                5.30
             |                           
            
                6.00
             | 
            
                5.38
             |                     
            
                4.80
             |                                 
            
                900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                11/18/2016
             | 
            
                0.00 / 0.00%
             |             
            
                5.70
             |           
            
                5.70
             |               
            
                5.70
             |                           
            
                5.70
             | 
            
                5.70
             |                     
            
                4.56
             |                                 
            
                0
             |            
            
                 
             |                                       
         
    
        
            | 
                11/17/2016
             | 
            
                0.00 / 0.00%
             |             
            
                5.70
             |           
            
                5.70
             |               
            
                5.70
             |                           
            
                5.70
             | 
            
                5.70
             |                     
            
                4.56
             |                                 
            
                0
             |  
            
                 
             |                                                              
             
    
         
    
    
 |