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            | 
                    Closing price on 5/28/2019
                 |  |  
    
        |           
                
                    | Open | 0.90 |  
                    | High | 1.00 |  
                    | Low | 0.90 |  
                    | Volume | 160,500 |  
                    | Split-adjusted Price | 0.90 |  
                
             | 
 |  SPI Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 5/28/2019 | 0.00 / 0.00% | 0.90 | 1.00 | 0.90 | 0.90 | 0.91 | 0.90 | 160,500 |   |  
            | 5/27/2019 | -0.10 / -10.00% | 1.00 | 1.00 | 0.90 | 0.90 | 0.92 | 0.90 | 32,600 |   |  			
            | 5/24/2019 | 0.00 / 0.00% | 0.90 | 1.00 | 0.90 | 1.00 | 0.99 | 1.00 | 55,100 |   |  
            | 5/23/2019 | 0.00 / 0.00% | 1.00 | 1.00 | 0.90 | 1.00 | 0.96 | 1.00 | 50,900 |   |  			
            | 5/22/2019 | 0.00 / 0.00% | 1.00 | 1.10 | 0.90 | 1.00 | 1.00 | 1.00 | 28,700 |   |  
            | 5/21/2019 | +0.10 / +11.11% | 0.90 | 1.00 | 0.90 | 1.00 | 1.00 | 1.00 | 130,600 |   |  			
            | 5/20/2019 | 0.00 / 0.00% | 0.90 | 1.00 | 0.90 | 0.90 | 0.93 | 0.90 | 57,800 |   |  
            | 5/17/2019 | -0.10 / -10.00% | 1.00 | 1.10 | 0.90 | 0.90 | 0.95 | 0.90 | 188,200 |   |  			
            | 5/16/2019 | -0.10 / -9.09% | 1.10 | 1.10 | 1.00 | 1.00 | 1.00 | 1.00 | 128,200 |   |  
            | 5/15/2019 | +0.10 / +10.00% | 1.00 | 1.10 | 1.00 | 1.10 | 1.07 | 1.10 | 71,300 |   |  			
            | 5/14/2019 | -0.10 / -9.09% | 1.10 | 1.10 | 1.00 | 1.00 | 1.00 | 1.00 | 133,000 |   |  
            | 5/13/2019 | +0.10 / +10.00% | 1.10 | 1.10 | 1.00 | 1.10 | 1.09 | 1.10 | 63,800 |   |  			
            | 5/10/2019 | 0.00 / 0.00% | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 246,700 |   |  
            | 5/9/2019 | 0.00 / 0.00% | 1.10 | 1.10 | 1.00 | 1.00 | 1.00 | 1.00 | 60,400 |   |  			
            | 5/8/2019 | 0.00 / 0.00% | 1.00 | 1.10 | 0.90 | 1.00 | 1.02 | 1.00 | 44,800 |   |  
            | 5/7/2019 | 0.00 / 0.00% | 1.10 | 1.10 | 0.90 | 1.00 | 1.00 | 1.00 | 269,900 |   |  			
            | 5/6/2019 | -0.10 / -9.09% | 1.10 | 1.10 | 1.00 | 1.00 | 1.00 | 1.00 | 203,800 |   |  
            | 5/3/2019 | -0.10 / -8.33% | 1.10 | 1.20 | 1.10 | 1.10 | 1.10 | 1.10 | 164,200 |   |  			
            | 5/2/2019 | +0.10 / +9.09% | 1.00 | 1.20 | 1.00 | 1.20 | 1.19 | 1.20 | 68,500 |   |  
            | 4/26/2019 | 0.00 / 0.00% | 1.10 | 1.20 | 1.00 | 1.10 | 1.10 | 1.10 | 211,000 |   |  			
            | 4/25/2019 | -0.10 / -8.33% | 1.30 | 1.30 | 1.10 | 1.10 | 1.27 | 1.10 | 973,200 |   |  
            | 4/24/2019 | +0.10 / +9.09% | 1.20 | 1.20 | 1.10 | 1.20 | 1.20 | 1.20 | 166,700 |   |  			
            | 4/23/2019 | +0.10 / +10.00% | 1.00 | 1.10 | 1.00 | 1.10 | 1.09 | 1.10 | 472,800 |   |  
            | 4/22/2019 | 0.00 / 0.00% | 0.90 | 1.10 | 0.90 | 1.00 | 1.03 | 1.00 | 83,200 |   |  			
            | 4/19/2019 | 0.00 / 0.00% | 0.90 | 1.10 | 0.90 | 1.00 | 1.00 | 1.00 | 93,800 |   |  
            | 4/18/2019 | 0.00 / 0.00% | 1.00 | 1.00 | 0.90 | 1.00 | 0.97 | 1.00 | 128,400 |   |  			
            | 4/17/2019 | 0.00 / 0.00% | 1.10 | 1.10 | 0.90 | 1.00 | 1.00 | 1.00 | 73,700 |   |  
            | 4/16/2019 | -0.10 / -9.09% | 1.10 | 1.10 | 1.00 | 1.00 | 1.01 | 1.00 | 100,400 |   |  			
            | 4/12/2019 | +0.10 / +10.00% | 1.00 | 1.10 | 0.90 | 1.10 | 1.04 | 1.10 | 170,400 |   |  
            | 4/11/2019 | -0.10 / -9.09% | 1.10 | 1.10 | 1.00 | 1.00 | 1.00 | 1.00 | 68,200 |   |  |