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            | 
                    Closing price on 1/19/2017
                 |  |  
    
        |           
                
                    | Open | 2.00 |  
                    | High | 2.10 |  
                    | Low | 2.00 |  
                    | Volume | 137,000 |  
                    | Split-adjusted Price | 2.10 |  
                
             | 
 |  SPI Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 1/19/2017 | +0.10 / +5.00% | 2.00 | 2.10 | 2.00 | 2.10 | 2.01 | 2.10 | 137,000 |   |  
            | 1/18/2017 | -0.10 / -4.76% | 2.10 | 2.20 | 2.00 | 2.00 | 2.06 | 2.00 | 128,600 |   |  			
            | 1/17/2017 | +0.10 / +5.00% | 2.10 | 2.20 | 2.00 | 2.10 | 2.08 | 2.10 | 72,200 |   |  
            | 1/16/2017 | -0.10 / -4.76% | 2.10 | 2.30 | 2.00 | 2.00 | 2.18 | 2.00 | 290,800 |   |  			
            | 1/13/2017 | -0.10 / -4.55% | 2.20 | 2.20 | 2.10 | 2.10 | 2.20 | 2.10 | 142,700 |   |  
            | 1/12/2017 | 0.00 / 0.00% | 2.10 | 2.20 | 2.10 | 2.20 | 2.12 | 2.20 | 29,200 |   |  			
            | 1/11/2017 | -0.10 / -4.35% | 2.20 | 2.20 | 2.10 | 2.20 | 2.18 | 2.20 | 48,100 |   |  
            | 1/10/2017 | +0.20 / +9.52% | 2.20 | 2.30 | 2.20 | 2.30 | 2.20 | 2.30 | 26,519 |   |  			
            | 1/9/2017 | 0.00 / 0.00% | 2.10 | 2.30 | 2.10 | 2.10 | 2.21 | 2.10 | 199,700 |   |  
            | 1/6/2017 | -0.10 / -4.55% | 2.20 | 2.30 | 2.10 | 2.10 | 2.17 | 2.10 | 241,600 |   |  			
            | 1/5/2017 | -0.10 / -4.35% | 2.20 | 2.20 | 2.20 | 2.20 | 2.20 | 2.20 | 86,600 |   |  
            | 1/4/2017 | 0.00 / 0.00% | 2.20 | 2.30 | 2.20 | 2.30 | 2.20 | 2.30 | 153,400 |   |  			
            | 1/3/2017 | 0.00 / 0.00% | 2.30 | 2.30 | 2.20 | 2.30 | 2.21 | 2.30 | 108,800 |   |  
            | 12/30/2016 | +0.10 / +4.55% | 2.20 | 2.30 | 2.20 | 2.30 | 2.20 | 2.30 | 121,600 |   |  			
            | 12/29/2016 | -0.10 / -4.35% | 2.30 | 2.30 | 2.20 | 2.20 | 2.22 | 2.20 | 125,530 |   |  
            | 12/28/2016 | -0.10 / -4.17% | 2.30 | 2.40 | 2.30 | 2.30 | 2.38 | 2.30 | 106,200 |   |  			
            | 12/27/2016 | +0.20 / +9.09% | 2.40 | 2.40 | 2.30 | 2.40 | 2.37 | 2.40 | 408,510 |   |  
            | 12/26/2016 | +0.20 / +10.00% | 2.10 | 2.20 | 2.10 | 2.20 | 2.18 | 2.20 | 263,000 |   |  			
            | 12/23/2016 | -0.10 / -4.76% | 2.10 | 2.10 | 2.00 | 2.00 | 2.10 | 2.00 | 204,700 |   |  
            | 12/22/2016 | 0.00 / 0.00% | 2.20 | 2.20 | 2.10 | 2.10 | 2.18 | 2.10 | 85,400 |   |  			
            | 12/21/2016 | 0.00 / 0.00% | 2.10 | 2.20 | 2.10 | 2.10 | 2.12 | 2.10 | 300,300 |   |  
            | 12/20/2016 | -0.10 / -4.55% | 2.20 | 2.30 | 2.10 | 2.10 | 2.20 | 2.10 | 122,100 |   |  			
            | 12/19/2016 | 0.00 / 0.00% | 2.20 | 2.30 | 2.20 | 2.20 | 2.20 | 2.20 | 89,700 |   |  
            | 12/16/2016 | 0.00 / 0.00% | 2.10 | 2.20 | 2.00 | 2.20 | 2.07 | 2.20 | 288,300 |   |  			
            | 12/15/2016 | -0.20 / -8.33% | 2.30 | 2.30 | 2.20 | 2.20 | 2.24 | 2.20 | 259,100 |   |  
            | 12/14/2016 | +0.10 / +4.35% | 2.30 | 2.40 | 2.20 | 2.40 | 2.28 | 2.40 | 244,100 |   |  			
            | 12/13/2016 | +0.20 / +9.52% | 2.00 | 2.30 | 2.00 | 2.30 | 2.06 | 2.30 | 243,400 |   |  
            | 12/12/2016 | -0.20 / -8.70% | 2.20 | 2.20 | 2.10 | 2.10 | 2.10 | 2.10 | 369,500 |   |  			
            | 12/9/2016 | -0.10 / -4.17% | 2.40 | 2.40 | 2.20 | 2.30 | 2.22 | 2.30 | 289,400 |   |  
            | 12/8/2016 | -0.20 / -7.69% | 2.60 | 2.70 | 2.40 | 2.40 | 2.43 | 2.40 | 350,220 |   |  |