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                    Closing price on 9/27/2019
                 |  |  
    
        |           
                
                    | Open | 7.30 |  
                    | High | 7.40 |  
                    | Low | 7.10 |  
                    | Volume | 3,800 |  
                    | Split-adjusted Price | 5.88 |  
                
             | 
 |  BLI Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 9/27/2019 | +0.10 / +1.37% | 7.30 | 7.40 | 7.10 | 7.40 | 7.31 | 5.88 | 3,800 |   |  
            | 9/26/2019 | -0.10 / -1.35% | 7.20 | 7.30 | 7.10 | 7.30 | 7.28 | 5.80 | 19,900 |   |  			
            | 9/25/2019 | +0.10 / +1.37% | 7.30 | 7.40 | 7.30 | 7.40 | 7.31 | 5.88 | 800 |   |  
            | 9/24/2019 | -0.30 / -3.95% | 7.40 | 7.40 | 7.00 | 7.30 | 7.25 | 5.80 | 13,500 |   |  			
            | 9/23/2019 | -0.30 / -3.80% | 7.60 | 7.70 | 7.60 | 7.60 | 7.61 | 6.04 | 7,200 |   |  
            | 9/20/2019 | +0.10 / +1.28% | 7.90 | 7.90 | 7.90 | 7.90 | 7.90 | 6.27 | 1,000 |   |  			
            | 9/19/2019 | -0.40 / -4.88% | 8.00 | 8.10 | 7.80 | 7.80 | 7.82 | 6.19 | 12,500 |   |  
            | 9/18/2019 | +0.30 / +3.80% | 8.00 | 8.30 | 7.80 | 8.20 | 8.00 | 6.51 | 76,100 |   |  			
            | 9/17/2019 | +0.30 / +3.95% | 7.60 | 8.20 | 7.60 | 7.90 | 7.78 | 6.27 | 24,000 |   |  
            | 9/16/2019 | 0.00 / 0.00% | 7.60 | 7.60 | 7.60 | 7.60 | 7.60 | 6.04 | 500 |   |  			
            | 9/13/2019 | +0.10 / +1.28% | 7.70 | 7.90 | 7.50 | 7.90 | 7.59 | 6.27 | 2,800 |   |  
            | 9/12/2019 | 0.00 / 0.00% | 7.50 | 7.80 | 7.50 | 7.80 | 7.50 | 6.19 | 12,700 |   |  			
            | 9/11/2019 | -1.30 / -14.29% | 7.80 | 8.20 | 7.80 | 7.80 | 7.87 | 6.19 | 3,300 |   |  
            | 9/10/2019 | +1.10 / +13.75% | 9.10 | 9.10 | 9.10 | 9.10 | 9.10 | 7.23 | 100 |   |  			
            | 9/9/2019 | +0.10 / +1.27% | 8.00 | 8.00 | 8.00 | 8.00 | 8.00 | 6.35 | 1,000 |   |  
            | 9/6/2019 | -0.40 / -4.94% | 7.90 | 8.00 | 7.70 | 7.70 | 7.85 | 6.12 | 18,300 |   |  			
            | 9/5/2019 | -0.20 / -2.41% | 9.00 | 9.00 | 7.80 | 8.10 | 8.21 | 6.43 | 14,100 |   |  
            | 9/4/2019 | +1.00 / +13.70% | 8.20 | 8.30 | 8.20 | 8.30 | 8.30 | 6.59 | 38,000 |   |  			
            | 9/3/2019 | -0.30 / -3.95% | 7.30 | 7.30 | 7.30 | 7.30 | 7.30 | 5.80 | 800 |   |  
            | 8/30/2019 | +0.30 / +3.75% | 7.30 | 8.30 | 7.30 | 8.30 | 7.60 | 6.59 | 1,500 |   |  			
            | 8/29/2019 | +0.80 / +11.11% | 7.50 | 8.00 | 7.50 | 8.00 | 7.83 | 6.35 | 4,700 |   |  
            | 8/28/2019 | -0.10 / -1.37% | 7.10 | 7.20 | 7.00 | 7.20 | 7.09 | 5.72 | 8,900 |   |  			
            | 8/27/2019 | +0.30 / +4.29% | 7.20 | 7.30 | 7.10 | 7.30 | 7.19 | 5.80 | 2,000 |   |  
            | 8/26/2019 | 0.00 / 0.00% | 7.00 | 7.70 | 7.00 | 7.00 | 7.06 | 5.56 | 5,700 |   |  			
            | 8/23/2019 | +0.10 / +1.45% | 7.10 | 7.10 | 6.80 | 7.00 | 6.98 | 5.56 | 10,800 |   |  
            | 8/22/2019 | +0.20 / +2.99% | 6.40 | 6.90 | 6.40 | 6.90 | 6.73 | 5.48 | 5,900 |   |  			
            | 8/21/2019 | +0.30 / +4.69% | 6.30 | 6.90 | 6.30 | 6.70 | 6.62 | 5.32 | 9,100 |   |  
            | 8/20/2019 | -0.10 / -1.54% | 6.40 | 6.80 | 6.30 | 6.40 | 6.36 | 5.08 | 10,100 |   |  			
            | 8/19/2019 | +0.30 / +4.84% | 6.30 | 6.80 | 6.30 | 6.50 | 6.32 | 5.16 | 29,500 |   |  
            | 8/16/2019 | +0.90 / +15.00% | 6.00 | 6.90 | 6.00 | 6.90 | 6.21 | 5.48 | 13,100 |   |  |