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                    Closing price on 9/7/2020
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                    | Open | 12.10 |  
                    | High | 12.10 |  
                    | Low | 12.10 |  
                    | Volume | 9,900 |  
                    | Split-adjusted Price | 8.38 |  
                
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 |  BSA Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 9/7/2020 | +0.10 / +0.83% | 12.10 | 12.10 | 12.10 | 12.10 | 12.10 | 8.38 | 9,900 |   |  
            | 9/4/2020 | +0.10 / +0.84% | 11.90 | 12.00 | 11.90 | 12.00 | 12.00 | 8.31 | 15,600 |   |  			
            | 9/3/2020 | 0.00 / 0.00% | 11.90 | 11.90 | 11.90 | 11.90 | 11.90 | 8.24 | 25,000 |   |  
            | 9/1/2020 | 0.00 / 0.00% | 11.90 | 11.90 | 11.90 | 11.90 | 11.90 | 8.24 | 2,500 |   |  			
            | 8/31/2020 | 0.00 / 0.00% | 11.90 | 11.90 | 11.90 | 11.90 | 11.90 | 8.24 | 5,100 |   |  
            | 8/28/2020 | 0.00 / 0.00% | 11.90 | 11.90 | 11.90 | 11.90 | 11.90 | 8.24 | 15,600 |   |  			
            | 8/27/2020 | 0.00 / 0.00% | 11.90 | 11.90 | 11.80 | 11.90 | 11.89 | 8.24 | 12,100 |   |  
            | 8/26/2020 | +0.30 / +2.59% | 11.80 | 11.90 | 11.80 | 11.90 | 11.84 | 8.24 | 1,400 |   |  			
            | 8/25/2020 | -0.40 / -3.33% | 12.00 | 12.00 | 11.60 | 11.60 | 11.66 | 8.04 | 4,200 |   |  
            | 8/24/2020 | +0.10 / +0.84% | 12.00 | 12.00 | 12.00 | 12.00 | 12.00 | 8.31 | 700 |   |  			
            | 8/21/2020 | +0.10 / +0.85% | 11.90 | 12.00 | 11.90 | 11.90 | 11.91 | 8.24 | 6,900 |   |  
            | 8/20/2020 | -0.20 / -1.67% | 11.80 | 11.80 | 11.80 | 11.80 | 11.80 | 8.18 | 17,300 |   |  			
            | 8/19/2020 | +0.10 / +0.84% | 12.00 | 12.00 | 12.00 | 12.00 | 12.00 | 8.31 | 13,700 |   |  
            | 8/18/2020 | +0.10 / +0.85% | 11.80 | 11.90 | 11.80 | 11.90 | 11.90 | 8.24 | 3,100 |   |  			
            | 8/17/2020 | 0.00 / 0.00% | 11.80 | 11.80 | 11.80 | 11.80 | 11.80 | 8.18 | 1,000 |   |  
            | 8/14/2020 | +0.10 / +0.85% | 11.80 | 11.90 | 11.80 | 11.90 | 11.83 | 8.24 | 21,400 |   |  			
            | 8/13/2020 | +0.10 / +0.85% | 11.60 | 11.80 | 11.60 | 11.80 | 11.75 | 8.18 | 5,600 |   |  
            | 8/12/2020 | 0.00 / 0.00% | 11.50 | 11.70 | 11.50 | 11.70 | 11.59 | 8.11 | 5,000 |   |  			
            | 8/11/2020 | +0.10 / +0.86% | 11.70 | 11.70 | 11.70 | 11.70 | 11.70 | 8.11 | 400 |   |  
            | 8/10/2020 | -0.40 / -3.33% | 11.80 | 11.80 | 11.50 | 11.60 | 11.74 | 8.04 | 8,900 |   |  			
            | 8/7/2020 | 0.00 / 0.00% | 12.00 | 12.00 | 12.00 | 12.00 | 12.00 | 8.31 | 0 |   |  
            | 8/6/2020 | -0.20 / -1.64% | 12.00 | 12.00 | 12.00 | 12.00 | 12.00 | 8.31 | 1,000 |   |  			
            | 8/5/2020 | -0.20 / -1.61% | 12.20 | 12.20 | 12.20 | 12.20 | 12.20 | 8.45 | 100 |   |  
            | 8/4/2020 | +0.10 / +0.81% | 12.10 | 12.40 | 12.10 | 12.40 | 12.13 | 8.59 | 14,800 |   |  			
            | 8/3/2020 | +0.60 / +5.13% | 11.80 | 12.30 | 11.80 | 12.30 | 12.07 | 8.52 | 32,400 |   |  
            | 7/31/2020 | 0.00 / 0.00% | 11.70 | 11.80 | 11.70 | 11.80 | 11.71 | 8.18 | 46,200 |   |  			
            | 7/30/2020 | +0.60 / +5.36% | 11.00 | 11.80 | 11.00 | 11.80 | 11.66 | 8.18 | 54,200 |   |  
            | 7/29/2020 | 0.00 / 0.00% | 11.20 | 11.20 | 11.00 | 11.20 | 11.20 | 7.76 | 74,500 |   |  			
            | 7/28/2020 | -0.20 / -1.75% | 11.20 | 11.20 | 11.10 | 11.20 | 11.16 | 7.76 | 42,400 |   |  
            | 7/27/2020 | 0.00 / 0.00% | 11.40 | 11.40 | 11.20 | 11.40 | 11.33 | 7.90 | 2,700 |   |  |