| 
    
        
            | 
                    Closing price on 1/18/2019
                 |  |  
    
        |           
                
                    | Open | 0.70 |  
                    | High | 0.70 |  
                    | Low | 0.60 |  
                    | Volume | 139,100 |  
                    | Split-adjusted Price | 0.60 |  
                
             | 
 |  SPI Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 1/18/2019 | -0.10 / -14.29% | 0.70 | 0.70 | 0.60 | 0.60 | 0.67 | 0.60 | 139,100 |   |  
            | 1/17/2019 | 0.00 / 0.00% | 0.80 | 0.80 | 0.60 | 0.70 | 0.71 | 0.70 | 74,600 |   |  			
            | 1/16/2019 | -0.10 / -12.50% | 0.70 | 0.80 | 0.70 | 0.70 | 0.72 | 0.70 | 110,100 |   |  
            | 1/15/2019 | +0.10 / +14.29% | 0.70 | 0.80 | 0.70 | 0.80 | 0.71 | 0.80 | 36,300 |   |  			
            | 1/14/2019 | 0.00 / 0.00% | 0.80 | 0.80 | 0.70 | 0.70 | 0.70 | 0.70 | 22,100 |   |  
            | 1/11/2019 | -0.10 / -12.50% | 0.80 | 0.80 | 0.70 | 0.70 | 0.70 | 0.70 | 140,900 |   |  			
            | 1/10/2019 | +0.10 / +14.29% | 0.80 | 0.80 | 0.70 | 0.80 | 0.79 | 0.80 | 28,900 |   |  
            | 1/9/2019 | 0.00 / 0.00% | 0.80 | 0.80 | 0.70 | 0.70 | 0.70 | 0.70 | 22,200 |   |  			
            | 1/8/2019 | 0.00 / 0.00% | 0.80 | 0.80 | 0.70 | 0.70 | 0.75 | 0.70 | 41,600 |   |  
            | 1/7/2019 | 0.00 / 0.00% | 0.80 | 0.80 | 0.70 | 0.70 | 0.70 | 0.70 | 5,600 |   |  			
            | 1/4/2019 | 0.00 / 0.00% | 0.70 | 0.80 | 0.60 | 0.70 | 0.70 | 0.70 | 152,900 |   |  
            | 1/3/2019 | 0.00 / 0.00% | 0.70 | 0.80 | 0.60 | 0.70 | 0.70 | 0.70 | 166,700 |   |  			
            | 1/2/2019 | 0.00 / 0.00% | 0.80 | 0.80 | 0.70 | 0.70 | 0.70 | 0.70 | 166,100 |   |  
            | 12/28/2018 | 0.00 / 0.00% | 0.80 | 0.80 | 0.70 | 0.70 | 0.74 | 0.70 | 58,100 |   |  			
            | 12/27/2018 | 0.00 / 0.00% | 0.70 | 0.70 | 0.70 | 0.70 | 0.70 | 0.70 | 52,600 |   |  
            | 12/26/2018 | -0.10 / -12.50% | 0.80 | 0.80 | 0.70 | 0.70 | 0.70 | 0.70 | 58,700 |   |  			
            | 12/25/2018 | +0.10 / +14.29% | 0.80 | 0.80 | 0.60 | 0.80 | 0.71 | 0.80 | 245,700 |   |  
            | 12/24/2018 | -0.10 / -12.50% | 0.70 | 0.80 | 0.70 | 0.70 | 0.76 | 0.70 | 20,500 |   |  			
            | 12/21/2018 | 0.00 / 0.00% | 0.80 | 0.80 | 0.70 | 0.80 | 0.75 | 0.80 | 240,100 |   |  
            | 12/20/2018 | 0.00 / 0.00% | 0.80 | 0.80 | 0.70 | 0.80 | 0.78 | 0.80 | 29,000 |   |  			
            | 12/19/2018 | -0.10 / -11.11% | 0.90 | 0.90 | 0.80 | 0.80 | 0.80 | 0.80 | 205,000 |   |  
            | 12/18/2018 | +0.10 / +12.50% | 0.80 | 0.90 | 0.80 | 0.90 | 0.81 | 0.90 | 111,600 |   |  			
            | 12/17/2018 | 0.00 / 0.00% | 0.90 | 0.90 | 0.80 | 0.80 | 0.85 | 0.80 | 77,400 |   |  
            | 12/14/2018 | 0.00 / 0.00% | 0.90 | 0.90 | 0.80 | 0.80 | 0.80 | 0.80 | 31,600 |   |  			
            | 12/13/2018 | -0.10 / -11.11% | 0.90 | 0.90 | 0.80 | 0.80 | 0.81 | 0.80 | 17,800 |   |  
            | 12/12/2018 | +0.10 / +12.50% | 0.90 | 0.90 | 0.80 | 0.90 | 0.84 | 0.90 | 51,600 |   |  			
            | 12/11/2018 | -0.10 / -11.11% | 0.80 | 0.90 | 0.80 | 0.80 | 0.80 | 0.80 | 212,800 |   |  
            | 12/10/2018 | 0.00 / 0.00% | 0.90 | 0.90 | 0.80 | 0.90 | 0.89 | 0.90 | 33,800 |   |  			
            | 12/7/2018 | 0.00 / 0.00% | 1.00 | 1.00 | 0.80 | 0.90 | 0.92 | 0.90 | 129,800 |   |  
            | 12/6/2018 | +0.10 / +12.50% | 0.90 | 0.90 | 0.80 | 0.90 | 0.89 | 0.90 | 393,200 |   |  |