| 
                 
                    Closing price on 5/23/2017
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    6.11 | 
                 
                
                    | High | 
                    6.15 | 
                 
                
                    | Low | 
                    5.92 | 
                     
                
                    | Volume | 
                    594,930 | 
                                 
                
                    | Split-adjusted Price | 
                    2.78 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
IDI Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                5/23/2017
             | 
            
                -0.18 / -2.91%
             |             
            
                6.11
             |           
            
                6.15
             |               
            
                5.92
             |                           
            
                6.00
             | 
            
                6.05
             |                     
            
                2.78
             |                                 
            
                594,930
             |            
            
                 
             |                                       
         
    
        
            | 
                5/22/2017
             | 
            
                -0.08 / -1.28%
             |             
            
                6.22
             |           
            
                6.26
             |               
            
                6.15
             |                           
            
                6.18
             | 
            
                6.18
             |                     
            
                2.87
             |                                 
            
                990,490
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/19/2017
             | 
            
                +0.04 / +0.64%
             |             
            
                6.26
             |           
            
                6.26
             |               
            
                6.11
             |                           
            
                6.26
             | 
            
                6.20
             |                     
            
                2.91
             |                                 
            
                579,120
             |            
            
                 
             |                                       
         
    
        
            | 
                5/18/2017
             | 
            
                +0.12 / +1.97%
             |             
            
                6.10
             |           
            
                6.43
             |               
            
                6.00
             |                           
            
                6.22
             | 
            
                6.20
             |                     
            
                2.89
             |                                 
            
                807,640
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/17/2017
             | 
            
                -0.11 / -1.77%
             |             
            
                6.11
             |           
            
                6.40
             |               
            
                6.00
             |                           
            
                6.10
             | 
            
                6.13
             |                     
            
                2.83
             |                                 
            
                706,650
             |            
            
                 
             |                                       
         
    
        
            | 
                5/16/2017
             | 
            
                0.00 / 0.00%
             |             
            
                6.25
             |           
            
                6.54
             |               
            
                5.80
             |                           
            
                6.21
             | 
            
                6.34
             |                     
            
                2.88
             |                                 
            
                1,284,370
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/15/2017
             | 
            
                +0.40 / +6.88%
             |             
            
                5.90
             |           
            
                6.21
             |               
            
                5.81
             |                           
            
                6.21
             | 
            
                6.13
             |                     
            
                2.88
             |                                 
            
                1,784,580
             |            
            
                 
             |                                       
         
    
        
            | 
                5/12/2017
             | 
            
                -0.09 / -1.53%
             |             
            
                5.90
             |           
            
                5.93
             |               
            
                5.77
             |                           
            
                5.81
             | 
            
                5.81
             |                     
            
                2.70
             |                                 
            
                535,870
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/11/2017
             | 
            
                +0.05 / +0.85%
             |             
            
                5.90
             |           
            
                6.05
             |               
            
                5.80
             |                           
            
                5.90
             | 
            
                5.97
             |                     
            
                2.74
             |                                 
            
                1,326,100
             |            
            
                 
             |                                       
         
    
        
            | 
                5/10/2017
             | 
            
                +0.38 / +6.95%
             |             
            
                5.85
             |           
            
                5.85
             |               
            
                5.67
             |                           
            
                5.85
             | 
            
                5.81
             |                     
            
                2.71
             |                                 
            
                3,246,980
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/9/2017
             | 
            
                +0.35 / +6.84%
             |             
            
                5.47
             |           
            
                5.47
             |               
            
                5.47
             |                           
            
                5.47
             | 
            
                5.47
             |                     
            
                2.54
             |                                 
            
                679,610
             |            
            
                 
             |                                       
         
    
        
            | 
                5/8/2017
             | 
            
                +0.33 / +6.89%
             |             
            
                5.12
             |           
            
                5.12
             |               
            
                5.12
             |                           
            
                5.12
             | 
            
                5.12
             |                     
            
                2.38
             |                                 
            
                279,840
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/5/2017
             | 
            
                -0.03 / -0.62%
             |             
            
                4.85
             |           
            
                4.85
             |               
            
                4.74
             |                           
            
                4.79
             | 
            
                4.82
             |                     
            
                2.22
             |                                 
            
                412,630
             |            
            
                 
             |                                       
         
    
        
            | 
                5/4/2017
             | 
            
                +0.22 / +4.78%
             |             
            
                4.63
             |           
            
                4.85
             |               
            
                4.63
             |                           
            
                4.82
             | 
            
                4.77
             |                     
            
                2.24
             |                                 
            
                383,980
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/3/2017
             | 
            
                +0.30 / +6.98%
             |             
            
                4.50
             |           
            
                4.60
             |               
            
                4.44
             |                           
            
                4.60
             | 
            
                4.57
             |                     
            
                2.13
             |                                 
            
                292,830
             |            
            
                 
             |                                       
         
    
        
            | 
                4/28/2017
             | 
            
                +0.07 / +1.65%
             |             
            
                4.27
             |           
            
                4.33
             |               
            
                4.23
             |                           
            
                4.30
             | 
            
                4.26
             |                     
            
                2.00
             |                                 
            
                144,220
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/27/2017
             | 
            
                -0.04 / -0.94%
             |             
            
                4.27
             |           
            
                4.27
             |               
            
                4.01
             |                           
            
                4.23
             | 
            
                4.24
             |                     
            
                1.96
             |                                 
            
                124,930
             |            
            
                 
             |                                       
         
    
        
            | 
                4/26/2017
             | 
            
                +0.02 / +0.47%
             |             
            
                4.26
             |           
            
                4.29
             |               
            
                4.25
             |                           
            
                4.27
             | 
            
                4.27
             |                     
            
                1.98
             |                                 
            
                46,790
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/25/2017
             | 
            
                0.00 / 0.00%
             |             
            
                4.25
             |           
            
                4.30
             |               
            
                4.22
             |                           
            
                4.25
             | 
            
                4.25
             |                     
            
                1.97
             |                                 
            
                64,920
             |            
            
                 
             |                                       
         
    
        
            | 
                4/24/2017
             | 
            
                -0.05 / -1.16%
             |             
            
                4.30
             |           
            
                4.35
             |               
            
                4.15
             |                           
            
                4.25
             | 
            
                4.29
             |                     
            
                1.97
             |                                 
            
                158,860
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/21/2017
             | 
            
                -0.05 / -1.15%
             |             
            
                4.34
             |           
            
                4.34
             |               
            
                4.27
             |                           
            
                4.30
             | 
            
                4.30
             |                     
            
                2.00
             |                                 
            
                128,090
             |            
            
                 
             |                                       
         
    
        
            | 
                4/20/2017
             | 
            
                0.00 / 0.00%
             |             
            
                4.40
             |           
            
                4.40
             |               
            
                4.30
             |                           
            
                4.35
             | 
            
                4.31
             |                     
            
                2.02
             |                                 
            
                17,630
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/19/2017
             | 
            
                +0.01 / +0.23%
             |             
            
                4.35
             |           
            
                4.35
             |               
            
                4.28
             |                           
            
                4.35
             | 
            
                4.32
             |                     
            
                2.02
             |                                 
            
                317,250
             |            
            
                 
             |                                       
         
    
        
            | 
                4/18/2017
             | 
            
                -0.04 / -0.91%
             |             
            
                4.32
             |           
            
                4.38
             |               
            
                4.20
             |                           
            
                4.34
             | 
            
                4.32
             |                     
            
                2.01
             |                                 
            
                328,880
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/17/2017
             | 
            
                +0.08 / +1.86%
             |             
            
                4.30
             |           
            
                4.45
             |               
            
                4.30
             |                           
            
                4.38
             | 
            
                4.38
             |                     
            
                2.03
             |                                 
            
                418,720
             |            
            
                 
             |                                       
         
    
        
            | 
                4/14/2017
             | 
            
                -0.10 / -2.27%
             |             
            
                4.40
             |           
            
                4.40
             |               
            
                4.26
             |                           
            
                4.30
             | 
            
                4.31
             |                     
            
                2.00
             |                                 
            
                210,880
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/13/2017
             | 
            
                0.00 / 0.00%
             |             
            
                4.40
             |           
            
                4.50
             |               
            
                4.37
             |                           
            
                4.40
             | 
            
                4.42
             |                     
            
                2.04
             |                                 
            
                301,280
             |            
            
                 
             |                                       
         
    
        
            | 
                4/12/2017
             | 
            
                -0.22 / -4.76%
             |             
            
                4.62
             |           
            
                4.66
             |               
            
                4.40
             |                           
            
                4.40
             | 
            
                4.57
             |                     
            
                2.04
             |                                 
            
                487,060
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/11/2017
             | 
            
                -0.08 / -1.70%
             |             
            
                4.72
             |           
            
                4.72
             |               
            
                4.62
             |                           
            
                4.62
             | 
            
                4.67
             |                     
            
                2.14
             |                                 
            
                255,750
             |            
            
                 
             |                                       
         
    
        
            | 
                4/10/2017
             | 
            
                -0.01 / -0.21%
             |             
            
                4.71
             |           
            
                4.71
             |               
            
                4.65
             |                           
            
                4.70
             | 
            
                4.67
             |                     
            
                2.18
             |                                 
            
                201,330
             |  
            
                 
             |                                                              
             
    
         
    
    
 |