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                    Closing price on 4/26/2011
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        |           
                
                    | Open | 40.00 |  
                    | High | 40.00 |  
                    | Low | 38.50 |  
                    | Volume | 12,250 |  
                    | Split-adjusted Price | 10.70 |  
                
             | 
 |  ABT Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 4/26/2011 | 0.00 / 0.00% | 40.00 | 40.00 | 38.50 | 40.00 | 40.00 | 10.70 | 12,250 |   |  
            | 4/25/2011 | 0.00 / 0.00% | 40.00 | 40.00 | 40.00 | 40.00 | 40.00 | 10.70 | 53,000 |   |  			
            | 4/22/2011 | -0.40 / -0.99% | 40.20 | 40.20 | 39.00 | 40.00 | 40.00 | 10.70 | 96,600 |   |  
            | 4/21/2011 | -0.10 / -0.25% | 40.20 | 40.50 | 40.00 | 40.40 | 40.40 | 10.80 | 65,810 |   |  			
            | 4/20/2011 | 0.00 / 0.00% | 40.50 | 40.50 | 39.60 | 40.50 | 40.50 | 10.83 | 46,840 |   |  
            | 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 |   |  |