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                    Closing price on 8/15/2016
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        |           
                
                    | Open | 3.20 |  
                    | High | 3.30 |  
                    | Low | 3.10 |  
                    | Volume | 176,500 |  
                    | Split-adjusted Price | 3.10 |  
                
             | 
 |  SPI Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 8/15/2016 | 0.00 / 0.00% | 3.20 | 3.30 | 3.10 | 3.10 | 3.20 | 3.10 | 176,500 |   |  
            | 8/12/2016 | -0.30 / -8.82% | 3.40 | 3.50 | 3.10 | 3.10 | 3.28 | 3.10 | 128,615 |   |  			
            | 8/11/2016 | 0.00 / 0.00% | 3.70 | 3.70 | 3.30 | 3.40 | 3.40 | 3.40 | 133,125 |   |  
            | 8/10/2016 | +0.20 / +6.25% | 3.50 | 3.50 | 3.20 | 3.40 | 3.44 | 3.40 | 306,000 |   |  			
            | 8/9/2016 | +0.20 / +6.67% | 3.00 | 3.20 | 3.00 | 3.20 | 3.09 | 3.20 | 156,300 |   |  
            | 8/8/2016 | -0.10 / -3.23% | 2.80 | 3.30 | 2.80 | 3.00 | 2.95 | 3.00 | 208,960 |   |  			
            | 8/5/2016 | -0.20 / -6.06% | 3.30 | 3.30 | 3.00 | 3.10 | 3.06 | 3.10 | 235,140 |   |  
            | 8/4/2016 | -0.30 / -8.33% | 3.60 | 3.70 | 3.30 | 3.30 | 3.41 | 3.30 | 358,003 |   |  			
            | 8/3/2016 | -0.30 / -7.69% | 3.90 | 4.00 | 3.60 | 3.60 | 3.72 | 3.60 | 202,300 |   |  
            | 8/2/2016 | -0.10 / -2.50% | 4.00 | 4.10 | 3.60 | 3.90 | 3.92 | 3.90 | 1,750,700 |   |  			
            | 8/1/2016 | +0.20 / +5.26% | 3.80 | 4.10 | 3.50 | 4.00 | 4.05 | 4.00 | 1,934,200 |   |  
            | 7/29/2016 | -0.10 / -2.56% | 3.80 | 3.90 | 3.60 | 3.80 | 3.71 | 3.80 | 370,500 |   |  			
            | 7/28/2016 | 0.00 / 0.00% | 3.60 | 3.90 | 3.60 | 3.90 | 3.61 | 3.90 | 1,080,600 |   |  
            | 7/27/2016 | -0.40 / -9.30% | 4.30 | 4.30 | 3.90 | 3.90 | 3.91 | 3.90 | 661,500 |   |  			
            | 7/26/2016 | +0.30 / +7.50% | 4.00 | 4.30 | 4.00 | 4.30 | 4.24 | 4.30 | 265,400 |   |  
            | 7/25/2016 | -0.10 / -2.44% | 3.70 | 4.50 | 3.70 | 4.00 | 4.22 | 4.00 | 1,586,100 |   |  			
            | 7/22/2016 | -0.40 / -8.89% | 4.10 | 4.10 | 4.10 | 4.10 | 4.10 | 4.10 | 153,100 |   |  
            | 7/21/2016 | -0.40 / -8.16% | 4.50 | 4.60 | 4.50 | 4.50 | 4.50 | 4.50 | 161,000 |   |  			
            | 7/20/2016 | -0.50 / -9.26% | 5.00 | 5.20 | 4.90 | 4.90 | 4.91 | 4.90 | 634,100 |   |  
            | 7/19/2016 | -0.60 / -10.00% | 6.00 | 6.00 | 5.40 | 5.40 | 5.43 | 5.40 | 450,701 |   |  			
            | 7/18/2016 | -0.60 / -9.09% | 6.60 | 6.60 | 6.00 | 6.00 | 6.02 | 6.00 | 1,075,900 |   |  
            | 7/15/2016 | -0.70 / -9.59% | 7.30 | 7.30 | 6.60 | 6.60 | 6.75 | 6.60 | 356,600 |   |  			
            | 7/14/2016 | +0.30 / +4.29% | 6.60 | 7.70 | 6.60 | 7.30 | 7.28 | 7.30 | 838,506 |   |  
            | 7/13/2016 | 0.00 / 0.00% | 7.00 | 7.20 | 6.40 | 7.00 | 6.80 | 7.00 | 1,907,200 |   |  			
            | 7/12/2016 | +0.60 / +9.38% | 6.60 | 7.00 | 6.40 | 7.00 | 6.59 | 7.00 | 434,600 |   |  
            | 7/11/2016 | 0.00 / 0.00% | 6.20 | 6.80 | 6.20 | 6.40 | 6.43 | 6.40 | 380,800 |   |  			
            | 7/8/2016 | -0.70 / -9.86% | 6.80 | 6.90 | 6.40 | 6.40 | 6.59 | 6.40 | 735,300 |   |  
            | 7/7/2016 | -0.70 / -8.97% | 7.90 | 8.10 | 7.10 | 7.10 | 7.41 | 7.10 | 1,312,200 |   |  			
            | 7/6/2016 | 0.00 / 0.00% | 8.00 | 8.20 | 7.70 | 7.80 | 7.92 | 7.80 | 517,310 |   |  
            | 7/5/2016 | +0.70 / +9.86% | 7.60 | 7.80 | 7.10 | 7.80 | 7.72 | 7.80 | 1,367,100 |   |  |