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                    Closing price on 8/15/2014
                 
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                    | Open | 
                    6.90 | 
                 
                
                    | High | 
                    6.90 | 
                 
                
                    | Low | 
                    6.80 | 
                     
                
                    | Volume | 
                    62,200 | 
                                 
                
                    | Split-adjusted Price | 
                    5.93 | 
                 
             
            
            
                
             
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IVS Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                8/15/2014
             | 
            
                0.00 / 0.00%
             |             
            
                6.90
             |           
            
                6.90
             |               
            
                6.80
             |                           
            
                6.90
             | 
            
                6.82
             |                     
            
                5.93
             |                                 
            
                62,200
             |            
            
                 
             |                                       
         
    
        
            | 
                8/14/2014
             | 
            
                0.00 / 0.00%
             |             
            
                6.90
             |           
            
                6.90
             |               
            
                6.80
             |                           
            
                6.90
             | 
            
                6.85
             |                     
            
                5.93
             |                                 
            
                62,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/13/2014
             | 
            
                +0.10 / +1.47%
             |             
            
                6.90
             |           
            
                6.90
             |               
            
                6.80
             |                           
            
                6.90
             | 
            
                6.82
             |                     
            
                5.93
             |                                 
            
                52,400
             |            
            
                 
             |                                       
         
    
        
            | 
                8/12/2014
             | 
            
                -0.10 / -1.45%
             |             
            
                6.80
             |           
            
                6.90
             |               
            
                6.80
             |                           
            
                6.80
             | 
            
                6.85
             |                     
            
                5.84
             |                                 
            
                69,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/11/2014
             | 
            
                -0.10 / -1.43%
             |             
            
                6.90
             |           
            
                6.90
             |               
            
                6.80
             |                           
            
                6.90
             | 
            
                6.83
             |                     
            
                5.93
             |                                 
            
                74,400
             |            
            
                 
             |                                       
         
    
        
            | 
                8/8/2014
             | 
            
                +0.10 / +1.45%
             |             
            
                6.90
             |           
            
                7.00
             |               
            
                6.80
             |                           
            
                7.00
             | 
            
                6.88
             |                     
            
                6.01
             |                                 
            
                139,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/7/2014
             | 
            
                -0.10 / -1.43%
             |             
            
                6.90
             |           
            
                6.90
             |               
            
                6.80
             |                           
            
                6.90
             | 
            
                6.85
             |                     
            
                5.93
             |                                 
            
                102,500
             |            
            
                 
             |                                       
         
    
        
            | 
                8/6/2014
             | 
            
                0.00 / 0.00%
             |             
            
                7.00
             |           
            
                7.10
             |               
            
                6.90
             |                           
            
                7.00
             | 
            
                6.99
             |                     
            
                6.01
             |                                 
            
                76,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/5/2014
             | 
            
                +0.20 / +2.94%
             |             
            
                6.80
             |           
            
                7.00
             |               
            
                6.80
             |                           
            
                7.00
             | 
            
                6.86
             |                     
            
                6.01
             |                                 
            
                72,800
             |            
            
                 
             |                                       
         
    
        
            | 
                8/4/2014
             | 
            
                0.00 / 0.00%
             |             
            
                6.70
             |           
            
                6.80
             |               
            
                6.60
             |                           
            
                6.80
             | 
            
                6.70
             |                     
            
                5.84
             |                                 
            
                56,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/1/2014
             | 
            
                0.00 / 0.00%
             |             
            
                6.70
             |           
            
                6.80
             |               
            
                6.70
             |                           
            
                6.80
             | 
            
                6.74
             |                     
            
                5.84
             |                                 
            
                62,100
             |            
            
                 
             |                                       
         
    
        
            | 
                7/31/2014
             | 
            
                +0.30 / +4.62%
             |             
            
                6.50
             |           
            
                6.80
             |               
            
                6.50
             |                           
            
                6.80
             | 
            
                6.69
             |                     
            
                5.84
             |                                 
            
                90,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/30/2014
             | 
            
                -0.30 / -4.41%
             |             
            
                6.70
             |           
            
                6.80
             |               
            
                6.50
             |                           
            
                6.50
             | 
            
                6.67
             |                     
            
                5.58
             |                                 
            
                121,300
             |            
            
                 
             |                                       
         
    
        
            | 
                7/29/2014
             | 
            
                0.00 / 0.00%
             |             
            
                6.80
             |           
            
                6.80
             |               
            
                6.70
             |                           
            
                6.80
             | 
            
                6.73
             |                     
            
                5.84
             |                                 
            
                144,200
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/28/2014
             | 
            
                -0.20 / -2.86%
             |             
            
                7.00
             |           
            
                7.00
             |               
            
                6.60
             |                           
            
                6.80
             | 
            
                6.77
             |                     
            
                5.84
             |                                 
            
                140,200
             |            
            
                 
             |                                       
         
    
        
            | 
                7/25/2014
             | 
            
                -0.30 / -4.11%
             |             
            
                7.30
             |           
            
                7.30
             |               
            
                7.00
             |                           
            
                7.00
             | 
            
                7.14
             |                     
            
                6.01
             |                                 
            
                163,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/24/2014
             | 
            
                0.00 / 0.00%
             |             
            
                7.40
             |           
            
                7.40
             |               
            
                7.20
             |                           
            
                7.30
             | 
            
                7.30
             |                     
            
                6.27
             |                                 
            
                43,300
             |            
            
                 
             |                                       
         
    
        
            | 
                7/23/2014
             | 
            
                +0.10 / +1.39%
             |             
            
                7.30
             |           
            
                7.30
             |               
            
                7.20
             |                           
            
                7.30
             | 
            
                7.26
             |                     
            
                6.27
             |                                 
            
                58,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/22/2014
             | 
            
                0.00 / 0.00%
             |             
            
                7.30
             |           
            
                7.50
             |               
            
                7.10
             |                           
            
                7.20
             | 
            
                7.20
             |                     
            
                6.18
             |                                 
            
                167,000
             |            
            
                 
             |                                       
         
    
        
            | 
                7/21/2014
             | 
            
                -0.70 / -8.86%
             |             
            
                7.80
             |           
            
                7.80
             |               
            
                7.20
             |                           
            
                7.20
             | 
            
                7.52
             |                     
            
                6.18
             |                                 
            
                306,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/18/2014
             | 
            
                0.00 / 0.00%
             |             
            
                7.90
             |           
            
                8.00
             |               
            
                7.70
             |                           
            
                7.90
             | 
            
                7.84
             |                     
            
                6.78
             |                                 
            
                112,100
             |            
            
                 
             |                                       
         
    
        
            | 
                7/17/2014
             | 
            
                0.00 / 0.00%
             |             
            
                7.90
             |           
            
                7.90
             |               
            
                7.70
             |                           
            
                7.90
             | 
            
                7.79
             |                     
            
                6.78
             |                                 
            
                157,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/16/2014
             | 
            
                0.00 / 0.00%
             |             
            
                8.00
             |           
            
                8.20
             |               
            
                7.90
             |                           
            
                7.90
             | 
            
                8.07
             |                     
            
                6.78
             |                                 
            
                195,300
             |            
            
                 
             |                                       
         
    
        
            | 
                7/15/2014
             | 
            
                0.00 / 0.00%
             |             
            
                7.90
             |           
            
                8.20
             |               
            
                7.90
             |                           
            
                7.90
             | 
            
                8.03
             |                     
            
                6.78
             |                                 
            
                158,300
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/14/2014
             | 
            
                0.00 / 0.00%
             |             
            
                7.90
             |           
            
                7.90
             |               
            
                7.80
             |                           
            
                7.90
             | 
            
                7.81
             |                     
            
                6.78
             |                                 
            
                57,300
             |            
            
                 
             |                                       
         
    
        
            | 
                7/11/2014
             | 
            
                -0.10 / -1.25%
             |             
            
                8.00
             |           
            
                8.00
             |               
            
                7.80
             |                           
            
                7.90
             | 
            
                7.87
             |                     
            
                6.78
             |                                 
            
                74,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/10/2014
             | 
            
                -0.20 / -2.44%
             |             
            
                8.20
             |           
            
                8.30
             |               
            
                7.90
             |                           
            
                8.00
             | 
            
                8.12
             |                     
            
                6.87
             |                                 
            
                382,100
             |            
            
                 
             |                                       
         
    
        
            | 
                7/9/2014
             | 
            
                -0.30 / -3.53%
             |             
            
                8.50
             |           
            
                8.60
             |               
            
                8.20
             |                           
            
                8.20
             | 
            
                8.44
             |                     
            
                7.04
             |                                 
            
                297,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                7/8/2014
             | 
            
                +0.20 / +2.41%
             |             
            
                8.30
             |           
            
                8.60
             |               
            
                8.30
             |                           
            
                8.50
             | 
            
                8.40
             |                     
            
                7.30
             |                                 
            
                708,600
             |            
            
                 
             |                                       
         
    
        
            | 
                7/7/2014
             | 
            
                +0.70 / +9.21%
             |             
            
                7.70
             |           
            
                8.30
             |               
            
                7.70
             |                           
            
                8.30
             | 
            
                7.93
             |                     
            
                7.13
             |                                 
            
                725,500
             |  
            
                 
             |                                                              
             
    
         
    
    
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 Market Update 
        
            
                Last updated at 3:10:02 PM
                                                                
            
            
            
            
        
        
     
 
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