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                    Closing price on 10/17/2014
                 |  |  
    
        |           
                
                    | Open | 9.90 |  
                    | High | 10.20 |  
                    | Low | 9.90 |  
                    | Volume | 488,700 |  
                    | Split-adjusted Price | 8.59 |  
                
             | 
 |  IVS Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 10/17/2014 | +0.10 / +1.01% | 9.90 | 10.20 | 9.90 | 10.00 | 10.07 | 8.59 | 488,700 |   |  
            | 10/16/2014 | +0.60 / +6.45% | 10.20 | 10.20 | 9.90 | 9.90 | 10.04 | 8.50 | 321,800 |   |  			
            | 10/15/2014 | +0.80 / +9.41% | 8.60 | 9.30 | 8.60 | 9.30 | 9.15 | 7.99 | 274,600 |   |  
            | 10/14/2014 | -0.20 / -2.30% | 8.80 | 8.80 | 8.50 | 8.50 | 8.64 | 7.30 | 129,300 |   |  			
            | 10/13/2014 | +0.10 / +1.16% | 8.60 | 8.70 | 8.50 | 8.70 | 8.66 | 7.47 | 308,700 |   |  
            | 10/10/2014 | -0.10 / -1.15% | 8.60 | 8.80 | 8.60 | 8.60 | 8.68 | 7.38 | 296,700 |   |  			
            | 10/9/2014 | 0.00 / 0.00% | 8.60 | 8.80 | 8.60 | 8.70 | 8.69 | 7.47 | 148,800 |   |  
            | 10/8/2014 | 0.00 / 0.00% | 8.80 | 8.80 | 8.60 | 8.70 | 8.70 | 7.47 | 314,100 |   |  			
            | 10/7/2014 | -0.20 / -2.25% | 8.90 | 8.90 | 8.70 | 8.70 | 8.81 | 7.47 | 150,200 |   |  
            | 10/6/2014 | 0.00 / 0.00% | 8.90 | 9.00 | 8.80 | 8.90 | 8.90 | 7.64 | 226,600 |   |  			
            | 10/3/2014 | 0.00 / 0.00% | 9.00 | 9.00 | 8.80 | 8.90 | 8.90 | 7.64 | 131,100 |   |  
            | 10/2/2014 | +0.20 / +2.30% | 8.70 | 8.90 | 8.70 | 8.90 | 8.82 | 7.64 | 178,100 |   |  			
            | 10/1/2014 | -0.10 / -1.14% | 8.70 | 8.90 | 8.70 | 8.70 | 8.75 | 7.47 | 142,700 |   |  
            | 9/30/2014 | -0.10 / -1.12% | 8.90 | 8.90 | 8.70 | 8.80 | 8.79 | 7.56 | 169,900 |   |  			
            | 9/29/2014 | +0.20 / +2.30% | 8.80 | 9.00 | 8.70 | 8.90 | 8.85 | 7.64 | 435,700 |   |  
            | 9/26/2014 | +0.10 / +1.16% | 8.60 | 8.80 | 8.60 | 8.70 | 8.72 | 7.47 | 223,600 |   |  			
            | 9/25/2014 | 0.00 / 0.00% | 8.60 | 8.60 | 8.40 | 8.60 | 8.54 | 7.38 | 154,900 |   |  
            | 9/24/2014 | +0.10 / +1.18% | 8.50 | 8.60 | 8.40 | 8.60 | 8.51 | 7.38 | 140,900 |   |  			
            | 9/23/2014 | +0.10 / +1.19% | 8.50 | 8.60 | 8.40 | 8.50 | 8.50 | 7.30 | 182,000 |   |  
            | 9/22/2014 | -0.20 / -2.33% | 8.60 | 8.80 | 8.30 | 8.40 | 8.56 | 7.21 | 693,400 |   |  			
            | 9/19/2014 | +0.50 / +6.17% | 7.80 | 8.70 | 7.80 | 8.60 | 8.23 | 7.38 | 829,800 |   |  
            | 9/18/2014 | -0.50 / -5.81% | 8.60 | 8.60 | 8.10 | 8.10 | 8.33 | 6.96 | 178,000 |   |  			
            | 9/17/2014 | +0.60 / +7.50% | 8.00 | 8.60 | 8.00 | 8.60 | 8.42 | 7.38 | 904,400 |   |  
            | 9/16/2014 | 0.00 / 0.00% | 8.00 | 8.20 | 7.80 | 8.00 | 8.02 | 6.87 | 422,800 |   |  			
            | 9/15/2014 | 0.00 / 0.00% | 8.10 | 8.40 | 8.00 | 8.00 | 8.24 | 6.87 | 425,200 |   |  
            | 9/12/2014 | +0.20 / +2.56% | 8.00 | 8.10 | 7.80 | 8.00 | 7.99 | 6.87 | 185,700 |   |  			
            | 9/11/2014 | +0.10 / +1.30% | 7.80 | 7.90 | 7.60 | 7.80 | 7.81 | 6.70 | 54,300 |   |  
            | 9/10/2014 | +0.10 / +1.32% | 7.70 | 7.70 | 7.40 | 7.70 | 7.56 | 6.61 | 204,200 |   |  			
            | 9/9/2014 | -0.20 / -2.56% | 7.80 | 7.90 | 7.50 | 7.60 | 7.68 | 6.53 | 610,100 |   |  
            | 9/8/2014 | 0.00 / 0.00% | 7.80 | 8.20 | 7.80 | 7.80 | 7.97 | 6.70 | 402,300 |   |  |