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                    Closing price on 11/5/2014
                 |  |  
    
        |           
                
                    | Open | 13.20 |  
                    | High | 13.20 |  
                    | Low | 12.70 |  
                    | Volume | 303,700 |  
                    | Split-adjusted Price | 11.25 |  
                
             | 
 |  IVS Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 11/5/2014 | -0.10 / -0.76% | 13.20 | 13.20 | 12.70 | 13.10 | 13.02 | 11.25 | 303,700 |   |  
            | 11/4/2014 | +0.70 / +5.60% | 12.60 | 13.70 | 12.50 | 13.20 | 13.20 | 11.33 | 815,600 |   |  			
            | 11/3/2014 | +1.10 / +9.65% | 11.30 | 12.50 | 11.30 | 12.50 | 12.15 | 10.73 | 962,700 |   |  
            | 10/31/2014 | +0.30 / +2.70% | 11.10 | 11.40 | 11.10 | 11.40 | 11.23 | 9.79 | 399,500 |   |  			
            | 10/30/2014 | -0.20 / -1.77% | 11.30 | 11.40 | 11.10 | 11.10 | 11.29 | 9.53 | 133,600 |   |  
            | 10/29/2014 | +0.30 / +2.73% | 11.00 | 11.40 | 10.90 | 11.30 | 11.16 | 9.70 | 319,400 |   |  			
            | 10/28/2014 | +0.40 / +3.77% | 10.60 | 11.50 | 10.50 | 11.00 | 10.88 | 9.45 | 456,500 |   |  
            | 10/27/2014 | -0.90 / -7.83% | 11.40 | 11.40 | 10.60 | 10.60 | 11.04 | 9.10 | 286,300 |   |  			
            | 10/24/2014 | -0.50 / -4.17% | 11.80 | 12.00 | 11.50 | 11.50 | 11.72 | 9.88 | 438,400 |   |  
            | 10/23/2014 | +0.10 / +0.84% | 11.90 | 13.00 | 11.90 | 12.00 | 12.47 | 10.30 | 767,600 |   |  			
            | 10/22/2014 | +1.00 / +9.17% | 10.90 | 11.90 | 10.90 | 11.90 | 11.41 | 10.22 | 522,400 |   |  
            | 10/21/2014 | +0.20 / +1.87% | 10.70 | 10.90 | 10.60 | 10.90 | 10.74 | 9.36 | 377,500 |   |  			
            | 10/20/2014 | +0.70 / +7.00% | 10.10 | 11.00 | 10.10 | 10.70 | 10.44 | 9.19 | 834,800 |   |  
            | 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 |   |  |