| 
			 
				
					
						
    
        
            | 
                 
                    Closing price on 9/16/2014
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    8.00 | 
                 
                
                    | High | 
                    8.20 | 
                 
                
                    | Low | 
                    7.80 | 
                     
                
                    | Volume | 
                    422,800 | 
                                 
                
                    | Split-adjusted Price | 
                    6.87 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
IVS Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                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
             |            
            
                 
             |                                       
         
    
        
            | 
                9/5/2014
             | 
            
                +0.20 / +2.63%
             |             
            
                7.60
             |           
            
                7.80
             |               
            
                7.60
             |                           
            
                7.80
             | 
            
                7.71
             |                     
            
                6.70
             |                                 
            
                216,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                9/4/2014
             | 
            
                -0.10 / -1.30%
             |             
            
                7.70
             |           
            
                7.70
             |               
            
                7.40
             |                           
            
                7.60
             | 
            
                7.57
             |                     
            
                6.53
             |                                 
            
                206,700
             |            
            
                 
             |                                       
         
    
        
            | 
                9/3/2014
             | 
            
                +0.20 / +2.67%
             |             
            
                7.50
             |           
            
                7.80
             |               
            
                7.50
             |                           
            
                7.70
             | 
            
                7.67
             |                     
            
                6.61
             |                                 
            
                340,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/29/2014
             | 
            
                +0.20 / +2.74%
             |             
            
                7.30
             |           
            
                7.50
             |               
            
                7.30
             |                           
            
                7.50
             | 
            
                7.35
             |                     
            
                6.44
             |                                 
            
                248,000
             |            
            
                 
             |                                       
         
    
        
            | 
                8/28/2014
             | 
            
                +0.20 / +2.82%
             |             
            
                7.10
             |           
            
                7.40
             |               
            
                7.10
             |                           
            
                7.30
             | 
            
                7.25
             |                     
            
                6.27
             |                                 
            
                445,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/27/2014
             | 
            
                -0.10 / -1.39%
             |             
            
                7.20
             |           
            
                7.30
             |               
            
                7.10
             |                           
            
                7.10
             | 
            
                7.23
             |                     
            
                6.10
             |                                 
            
                274,000
             |            
            
                 
             |                                       
         
    
        
            | 
                8/26/2014
             | 
            
                -0.20 / -2.70%
             |             
            
                7.30
             |           
            
                7.40
             |               
            
                7.20
             |                           
            
                7.20
             | 
            
                7.31
             |                     
            
                6.18
             |                                 
            
                233,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/25/2014
             | 
            
                +0.20 / +2.78%
             |             
            
                7.20
             |           
            
                7.40
             |               
            
                7.20
             |                           
            
                7.40
             | 
            
                7.32
             |                     
            
                6.35
             |                                 
            
                198,800
             |            
            
                 
             |                                       
         
    
        
            | 
                8/22/2014
             | 
            
                +0.10 / +1.41%
             |             
            
                7.10
             |           
            
                7.20
             |               
            
                7.00
             |                           
            
                7.20
             | 
            
                7.11
             |                     
            
                6.18
             |                                 
            
                283,100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/21/2014
             | 
            
                +0.10 / +1.43%
             |             
            
                7.00
             |           
            
                7.10
             |               
            
                6.90
             |                           
            
                7.10
             | 
            
                7.01
             |                     
            
                6.10
             |                                 
            
                135,400
             |            
            
                 
             |                                       
         
    
        
            | 
                8/20/2014
             | 
            
                0.00 / 0.00%
             |             
            
                7.10
             |           
            
                7.10
             |               
            
                6.90
             |                           
            
                7.00
             | 
            
                7.03
             |                     
            
                6.01
             |                                 
            
                137,800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                8/19/2014
             | 
            
                0.00 / 0.00%
             |             
            
                7.00
             |           
            
                7.10
             |               
            
                6.90
             |                           
            
                7.00
             | 
            
                6.95
             |                     
            
                6.01
             |                                 
            
                111,700
             |            
            
                 
             |                                       
         
    
        
            | 
                8/18/2014
             | 
            
                +0.10 / +1.45%
             |             
            
                6.80
             |           
            
                7.00
             |               
            
                6.80
             |                           
            
                7.00
             | 
            
                6.95
             |                     
            
                6.01
             |                                 
            
                140,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                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
             |  
            
                 
             |                                                              
             
    
         
    
    
 | 
					 
				  | 
			 
				 | 
			 
		  | 
	 
 
		     | 
		    
			    
	
		
			
				 | 
			 
				 | 
			 
				
					
						| 
 Market Update 
        
            
                Last updated at 3:10:02 PM
                                                                
            
            
            
            
        
        
     
 
 | 
					 
				  | 
			 
				 | 
			 
		  | 
	 
   
		     |