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            | 
                    Closing price on 1/9/2017
                 |  |  
    
        |           
                
                    | Open | 4.40 |  
                    | High | 4.70 |  
                    | Low | 4.40 |  
                    | Volume | 300 |  
                    | Split-adjusted Price | 3.76 |  
                
             | 
 |  NVB Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 1/9/2017 | 0.00 / 0.00% | 4.40 | 4.70 | 4.40 | 4.70 | 4.55 | 3.76 | 300 |   |  
            | 1/6/2017 | -0.30 / -6.00% | 4.70 | 4.70 | 4.50 | 4.70 | 4.53 | 3.76 | 4,500 |   |  			
            | 1/5/2017 | +0.10 / +2.04% | 5.00 | 5.00 | 5.00 | 5.00 | 5.00 | 4.00 | 400 |   |  
            | 1/4/2017 | +0.10 / +2.08% | 4.90 | 5.20 | 4.70 | 4.90 | 5.17 | 3.92 | 31,900 |   |  			
            | 1/3/2017 | 0.00 / 0.00% | 4.60 | 4.90 | 4.60 | 4.80 | 4.70 | 3.84 | 700 |   |  
            | 12/30/2016 | +0.30 / +6.67% | 4.20 | 4.90 | 4.20 | 4.80 | 4.39 | 3.84 | 166,700 |   |  			
            | 12/29/2016 | +0.40 / +9.76% | 4.50 | 4.50 | 3.70 | 4.50 | 4.10 | 3.60 | 97,500 |   |  
            | 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 |   |  |