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                    Closing price on 6/8/2017
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                    | Open | 2.50 |  
                    | High | 2.60 |  
                    | Low | 2.50 |  
                    | Volume | 463,500 |  
                    | Split-adjusted Price | 2.50 |  
                
             | 
 |  SPI Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 6/8/2017 | 0.00 / 0.00% | 2.50 | 2.60 | 2.50 | 2.50 | 2.52 | 2.50 | 463,500 |   |  
            | 6/7/2017 | -0.20 / -7.41% | 2.70 | 2.70 | 2.50 | 2.50 | 2.57 | 2.50 | 1,228,600 |   |  			
            | 6/6/2017 | 0.00 / 0.00% | 2.70 | 2.70 | 2.60 | 2.70 | 2.62 | 2.70 | 690,000 |   |  
            | 6/5/2017 | +0.10 / +3.85% | 2.70 | 2.80 | 2.60 | 2.70 | 2.71 | 2.70 | 1,191,200 |   |  			
            | 6/2/2017 | +0.20 / +8.33% | 2.50 | 2.60 | 2.40 | 2.60 | 2.51 | 2.60 | 1,581,810 |   |  
            | 6/1/2017 | 0.00 / 0.00% | 2.40 | 2.50 | 2.30 | 2.40 | 2.40 | 2.40 | 345,100 |   |  			
            | 5/31/2017 | 0.00 / 0.00% | 2.40 | 2.50 | 2.40 | 2.40 | 2.40 | 2.40 | 899,700 |   |  
            | 5/30/2017 | -0.20 / -7.69% | 2.60 | 2.60 | 2.40 | 2.40 | 2.41 | 2.40 | 372,700 |   |  			
            | 5/29/2017 | +0.10 / +4.00% | 2.50 | 2.60 | 2.50 | 2.60 | 2.53 | 2.60 | 255,300 |   |  
            | 5/26/2017 | -0.20 / -7.41% | 2.90 | 2.90 | 2.50 | 2.50 | 2.57 | 2.50 | 3,618,800 |   |  			
            | 5/25/2017 | 0.00 / 0.00% | 2.90 | 2.90 | 2.50 | 2.70 | 2.73 | 2.70 | 1,206,520 |   |  
            | 5/24/2017 | +0.20 / +8.00% | 2.50 | 2.70 | 2.50 | 2.70 | 2.67 | 2.70 | 502,130 |   |  			
            | 5/23/2017 | +0.10 / +4.17% | 2.40 | 2.50 | 2.40 | 2.50 | 2.45 | 2.50 | 1,057,990 |   |  
            | 5/22/2017 | +0.10 / +4.35% | 2.30 | 2.40 | 2.20 | 2.40 | 2.36 | 2.40 | 527,200 |   |  			
            | 5/19/2017 | +0.10 / +4.55% | 2.20 | 2.30 | 2.20 | 2.30 | 2.29 | 2.30 | 298,300 |   |  
            | 5/18/2017 | -0.10 / -4.35% | 2.30 | 2.40 | 2.20 | 2.20 | 2.27 | 2.20 | 174,200 |   |  			
            | 5/17/2017 | 0.00 / 0.00% | 2.30 | 2.40 | 2.30 | 2.30 | 2.30 | 2.30 | 64,200 |   |  
            | 5/16/2017 | 0.00 / 0.00% | 2.30 | 2.40 | 2.30 | 2.30 | 2.30 | 2.30 | 203,900 |   |  			
            | 5/15/2017 | +0.10 / +4.55% | 2.20 | 2.40 | 2.20 | 2.30 | 2.25 | 2.30 | 338,600 |   |  
            | 5/12/2017 | 0.00 / 0.00% | 2.10 | 2.20 | 2.10 | 2.20 | 2.20 | 2.20 | 104,300 |   |  			
            | 5/11/2017 | 0.00 / 0.00% | 2.20 | 2.20 | 2.10 | 2.20 | 2.20 | 2.20 | 66,400 |   |  
            | 5/10/2017 | 0.00 / 0.00% | 2.20 | 2.30 | 2.10 | 2.20 | 2.20 | 2.20 | 170,900 |   |  			
            | 5/9/2017 | 0.00 / 0.00% | 2.20 | 2.30 | 2.10 | 2.20 | 2.20 | 2.20 | 129,650 |   |  
            | 5/8/2017 | 0.00 / 0.00% | 2.20 | 2.30 | 2.20 | 2.20 | 2.20 | 2.20 | 116,500 |   |  			
            | 5/5/2017 | 0.00 / 0.00% | 2.20 | 2.30 | 2.10 | 2.20 | 2.17 | 2.20 | 158,600 |   |  
            | 5/4/2017 | 0.00 / 0.00% | 2.20 | 2.20 | 2.10 | 2.20 | 2.19 | 2.20 | 45,700 |   |  			
            | 5/3/2017 | +0.10 / +4.76% | 2.10 | 2.30 | 2.10 | 2.20 | 2.10 | 2.20 | 112,700 |   |  
            | 4/28/2017 | -0.10 / -4.55% | 2.20 | 2.20 | 2.10 | 2.10 | 2.20 | 2.10 | 107,700 |   |  			
            | 4/27/2017 | 0.00 / 0.00% | 2.30 | 2.30 | 2.20 | 2.20 | 2.20 | 2.20 | 41,800 |   |  
            | 4/26/2017 | -0.10 / -4.35% | 2.30 | 2.30 | 2.20 | 2.20 | 2.30 | 2.20 | 205,600 |   |  |