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                    Closing price on 4/5/2021
                 |  |  
    
        |           
                
                    | Open | 2.30 |  
                    | High | 2.60 |  
                    | Low | 2.30 |  
                    | Volume | 89,900 |  
                    | Split-adjusted Price | 2.60 |  
                
             | 
 |  SDP Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 4/5/2021 | +0.20 / +8.33% | 2.30 | 2.60 | 2.30 | 2.60 | 2.38 | 2.60 | 89,900 |   |  
            | 4/2/2021 | +0.10 / +4.35% | 2.40 | 2.40 | 2.10 | 2.40 | 2.36 | 2.40 | 22,200 |   |  			
            | 4/1/2021 | +0.20 / +8.70% | 2.30 | 2.50 | 2.30 | 2.50 | 2.33 | 2.50 | 32,900 |   |  
            | 3/31/2021 | +0.20 / +8.70% | 2.30 | 2.50 | 2.00 | 2.50 | 2.31 | 2.50 | 54,400 |   |  			
            | 3/30/2021 | 0.00 / 0.00% | 2.50 | 2.50 | 2.20 | 2.40 | 2.28 | 2.40 | 89,500 |   |  
            | 3/29/2021 | +0.10 / +4.17% | 2.50 | 2.50 | 2.30 | 2.50 | 2.40 | 2.50 | 58,200 |   |  			
            | 3/26/2021 | +0.20 / +7.69% | 2.60 | 2.80 | 2.30 | 2.80 | 2.39 | 2.80 | 146,600 |   |  
            | 3/25/2021 | +0.30 / +13.04% | 2.50 | 2.60 | 2.40 | 2.60 | 2.58 | 2.60 | 245,500 |   |  			
            | 3/24/2021 | +0.30 / +15.00% | 2.10 | 2.30 | 2.10 | 2.30 | 2.28 | 2.30 | 119,800 |   |  
            | 3/23/2021 | +0.20 / +11.11% | 2.00 | 2.00 | 2.00 | 2.00 | 2.00 | 2.00 | 145,300 |   |  			
            | 3/22/2021 | +0.10 / +5.56% | 1.80 | 1.90 | 1.80 | 1.90 | 1.83 | 1.90 | 48,900 |   |  
            | 3/19/2021 | 0.00 / 0.00% | 1.90 | 1.90 | 1.70 | 1.90 | 1.79 | 1.90 | 24,600 |   |  			
            | 3/18/2021 | 0.00 / 0.00% | 1.90 | 1.90 | 1.90 | 1.90 | 1.90 | 1.90 | 1,300 |   |  
            | 3/17/2021 | 0.00 / 0.00% | 1.80 | 2.00 | 1.80 | 1.90 | 1.90 | 1.90 | 47,200 |   |  			
            | 3/16/2021 | 0.00 / 0.00% | 1.80 | 1.90 | 1.80 | 1.80 | 1.87 | 1.80 | 18,000 |   |  
            | 3/15/2021 | 0.00 / 0.00% | 1.80 | 1.80 | 1.80 | 1.80 | 1.80 | 1.80 | 4,100 |   |  			
            | 3/12/2021 | 0.00 / 0.00% | 1.90 | 1.90 | 1.80 | 1.80 | 1.81 | 1.80 | 3,600 |   |  
            | 3/11/2021 | 0.00 / 0.00% | 1.80 | 1.90 | 1.80 | 1.80 | 1.81 | 1.80 | 4,500 |   |  			
            | 3/10/2021 | 0.00 / 0.00% | 1.80 | 1.80 | 1.80 | 1.80 | 1.80 | 1.80 | 300 |   |  
            | 3/9/2021 | -0.10 / -5.56% | 1.80 | 1.80 | 1.70 | 1.70 | 1.79 | 1.70 | 5,800 |   |  			
            | 3/8/2021 | +0.10 / +5.88% | 1.80 | 1.80 | 1.80 | 1.80 | 1.80 | 1.80 | 112,400 |   |  
            | 3/5/2021 | +0.10 / +6.25% | 1.70 | 1.70 | 1.70 | 1.70 | 1.70 | 1.70 | 2,500 |   |  			
            | 3/4/2021 | -0.20 / -11.11% | 1.60 | 1.60 | 1.60 | 1.60 | 1.60 | 1.60 | 2,500 |   |  
            | 3/3/2021 | +0.10 / +5.88% | 1.70 | 1.80 | 1.70 | 1.80 | 1.75 | 1.80 | 1,000 |   |  			
            | 3/2/2021 | +0.10 / +5.88% | 1.70 | 1.80 | 1.70 | 1.80 | 1.70 | 1.80 | 8,300 |   |  
            | 3/1/2021 | -0.10 / -5.88% | 1.70 | 1.70 | 1.60 | 1.60 | 1.69 | 1.60 | 2,700 |   |  			
            | 2/26/2021 | +0.20 / +13.33% | 1.70 | 1.70 | 1.70 | 1.70 | 1.70 | 1.70 | 100 |   |  
            | 2/25/2021 | -0.10 / -6.25% | 1.50 | 1.50 | 1.50 | 1.50 | 1.50 | 1.50 | 2,800 |   |  			
            | 2/24/2021 | -0.10 / -5.88% | 1.70 | 1.70 | 1.50 | 1.60 | 1.60 | 1.60 | 2,300 |   |  
            | 2/23/2021 | -0.10 / -5.88% | 1.70 | 1.70 | 1.60 | 1.60 | 1.70 | 1.60 | 8,200 |   |  |