| 
                 
                    Closing price on 4/19/2011
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    40.50 | 
                 
                
                    | High | 
                    40.50 | 
                 
                
                    | Low | 
                    40.50 | 
                     
                
                    | Volume | 
                    65,000 | 
                                 
                
                    | Split-adjusted Price | 
                    10.83 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
ABT Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                4/19/2011
             | 
            
                0.00 / 0.00%
             |             
            
                40.50
             |           
            
                40.50
             |               
            
                40.50
             |                           
            
                40.50
             | 
            
                40.50
             |                     
            
                10.83
             |                                 
            
                65,000
             |            
            
                 
             |                                       
         
    
        
            | 
                4/18/2011
             | 
            
                0.00 / 0.00%
             |             
            
                40.50
             |           
            
                40.50
             |               
            
                40.50
             |                           
            
                40.50
             | 
            
                40.50
             |                     
            
                10.83
             |                                 
            
                50,010
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/15/2011
             | 
            
                0.00 / 0.00%
             |             
            
                40.50
             |           
            
                40.50
             |               
            
                40.50
             |                           
            
                40.50
             | 
            
                40.50
             |                     
            
                10.83
             |                                 
            
                61,000
             |            
            
                 
             |                                       
         
    
        
            | 
                4/14/2011
             | 
            
                0.00 / 0.00%
             |             
            
                40.50
             |           
            
                40.60
             |               
            
                40.50
             |                           
            
                40.50
             | 
            
                40.50
             |                     
            
                10.83
             |                                 
            
                53,520
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/13/2011
             | 
            
                +0.20 / +0.50%
             |             
            
                39.00
             |           
            
                40.50
             |               
            
                39.00
             |                           
            
                40.50
             | 
            
                40.50
             |                     
            
                10.83
             |                                 
            
                135,730
             |            
            
                 
             |                                       
         
    
        
            | 
                4/8/2011
             | 
            
                -0.40 / -0.98%
             |             
            
                40.60
             |           
            
                40.70
             |               
            
                40.00
             |                           
            
                40.30
             | 
            
                40.30
             |                     
            
                10.78
             |                                 
            
                22,550
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/7/2011
             | 
            
                +0.10 / +0.25%
             |             
            
                40.50
             |           
            
                40.70
             |               
            
                40.50
             |                           
            
                40.70
             | 
            
                40.70
             |                     
            
                10.88
             |                                 
            
                13,170
             |            
            
                 
             |                                       
         
    
        
            | 
                4/6/2011
             | 
            
                +1.10 / +2.78%
             |             
            
                40.00
             |           
            
                40.60
             |               
            
                39.50
             |                           
            
                40.60
             | 
            
                40.60
             |                     
            
                10.86
             |                                 
            
                12,080
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/5/2011
             | 
            
                -0.70 / -1.74%
             |             
            
                41.00
             |           
            
                41.00
             |               
            
                39.50
             |                           
            
                39.50
             | 
            
                39.50
             |                     
            
                10.56
             |                                 
            
                17,860
             |            
            
                 
             |                                       
         
    
        
            | 
                4/4/2011
             | 
            
                +0.40 / +1.01%
             |             
            
                39.80
             |           
            
                40.20
             |               
            
                39.80
             |                           
            
                40.20
             | 
            
                40.20
             |                     
            
                10.75
             |                                 
            
                21,160
             |  
            
                 
             |                                                              
             
    
        			
            | 
                4/1/2011
             | 
            
                +0.30 / +0.76%
             |             
            
                39.50
             |           
            
                39.80
             |               
            
                39.50
             |                           
            
                39.80
             | 
            
                39.80
             |                     
            
                10.64
             |                                 
            
                20,780
             |            
            
                 
             |                                       
         
    
        
            | 
                3/31/2011
             | 
            
                +0.30 / +0.77%
             |             
            
                39.20
             |           
            
                39.50
             |               
            
                39.20
             |                           
            
                39.50
             | 
            
                39.50
             |                     
            
                10.56
             |                                 
            
                26,810
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/30/2011
             | 
            
                +0.70 / +1.82%
             |             
            
                38.50
             |           
            
                39.20
             |               
            
                38.50
             |                           
            
                39.20
             | 
            
                39.20
             |                     
            
                10.48
             |                                 
            
                26,670
             |            
            
                 
             |                                       
         
    
        
            | 
                3/29/2011
             | 
            
                +0.50 / +1.32%
             |             
            
                38.00
             |           
            
                38.50
             |               
            
                38.00
             |                           
            
                38.50
             | 
            
                38.50
             |                     
            
                10.29
             |                                 
            
                14,550
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/28/2011
             | 
            
                0.00 / 0.00%
             |             
            
                38.00
             |           
            
                38.40
             |               
            
                38.00
             |                           
            
                38.00
             | 
            
                38.00
             |                     
            
                10.16
             |                                 
            
                20,650
             |            
            
                 
             |                                       
         
    
        
            | 
                3/25/2011
             | 
            
                +0.10 / +0.26%
             |             
            
                37.90
             |           
            
                38.00
             |               
            
                37.40
             |                           
            
                38.00
             | 
            
                38.00
             |                     
            
                10.16
             |                                 
            
                13,780
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/24/2011
             | 
            
                +0.10 / +0.26%
             |             
            
                37.80
             |           
            
                37.90
             |               
            
                36.50
             |                           
            
                37.90
             | 
            
                37.90
             |                     
            
                10.13
             |                                 
            
                11,930
             |            
            
                 
             |                                       
         
    
        
            | 
                3/23/2011
             | 
            
                0.00 / 0.00%
             |             
            
                37.80
             |           
            
                37.80
             |               
            
                36.20
             |                           
            
                37.80
             | 
            
                37.80
             |                     
            
                10.11
             |                                 
            
                5,320
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/22/2011
             | 
            
                0.00 / 0.00%
             |             
            
                36.60
             |           
            
                37.80
             |               
            
                36.50
             |                           
            
                37.80
             | 
            
                37.80
             |                     
            
                10.11
             |                                 
            
                6,000
             |            
            
                 
             |                                       
         
    
        
            | 
                3/21/2011
             | 
            
                0.00 / 0.00%
             |             
            
                38.00
             |           
            
                38.00
             |               
            
                36.60
             |                           
            
                37.80
             | 
            
                37.80
             |                     
            
                10.11
             |                                 
            
                2,510
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/18/2011
             | 
            
                +1.50 / +4.13%
             |             
            
                37.00
             |           
            
                37.80
             |               
            
                36.00
             |                           
            
                37.80
             | 
            
                37.80
             |                     
            
                10.11
             |                                 
            
                740
             |            
            
                 
             |                                       
         
    
        
            | 
                3/17/2011
             | 
            
                -1.50 / -3.97%
             |             
            
                36.30
             |           
            
                36.30
             |               
            
                36.30
             |                           
            
                36.30
             | 
            
                36.30
             |                     
            
                9.71
             |                                 
            
                800
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/16/2011
             | 
            
                0.00 / 0.00%
             |             
            
                37.80
             |           
            
                37.80
             |               
            
                37.80
             |                           
            
                37.80
             | 
            
                37.80
             |                     
            
                10.11
             |                                 
            
                500
             |            
            
                 
             |                                       
         
    
        
            | 
                3/15/2011
             | 
            
                -0.70 / -1.82%
             |             
            
                37.50
             |           
            
                37.80
             |               
            
                37.50
             |                           
            
                37.80
             | 
            
                37.80
             |                     
            
                10.11
             |                                 
            
                7,010
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/14/2011
             | 
            
                -0.30 / -0.77%
             |             
            
                38.80
             |           
            
                38.80
             |               
            
                38.50
             |                           
            
                38.50
             | 
            
                38.50
             |                     
            
                10.29
             |                                 
            
                560
             |            
            
                 
             |                                       
         
    
        
            | 
                3/11/2011
             | 
            
                +0.80 / +2.11%
             |             
            
                39.00
             |           
            
                39.90
             |               
            
                38.10
             |                           
            
                38.80
             | 
            
                38.80
             |                     
            
                10.37
             |                                 
            
                2,160
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/10/2011
             | 
            
                +0.70 / +1.88%
             |             
            
                37.30
             |           
            
                38.00
             |               
            
                36.60
             |                           
            
                38.00
             | 
            
                38.00
             |                     
            
                10.16
             |                                 
            
                15,990
             |            
            
                 
             |                                       
         
    
        
            | 
                3/9/2011
             | 
            
                +0.30 / +0.81%
             |             
            
                38.00
             |           
            
                38.00
             |               
            
                35.50
             |                           
            
                37.30
             | 
            
                37.30
             |                     
            
                9.97
             |                                 
            
                690
             |  
            
                 
             |                                                              
             
    
        			
            | 
                3/8/2011
             | 
            
                0.00 / 0.00%
             |             
            
                37.00
             |           
            
                37.10
             |               
            
                37.00
             |                           
            
                37.00
             | 
            
                37.00
             |                     
            
                9.89
             |                                 
            
                10,470
             |            
            
                 
             |                                       
         
    
        
            | 
                3/7/2011
             | 
            
                +1.50 / +4.23%
             |             
            
                37.00
             |           
            
                37.00
             |               
            
                37.00
             |                           
            
                37.00
             | 
            
                37.00
             |                     
            
                9.89
             |                                 
            
                110
             |  
            
                 
             |                                                              
             
    
         
    
    
 |