EXHIBIT 11 COMPUTATION OF FULLY DILUTED EARNINGS PER SHARE UNDER TREASURY STOCK METHOD SET FORTH IN ACCOUNTING PRINCIPLES BOARD OPINION NO. 15 For Quarter Ended ------------------------------- June 30, 1996 June 30, 1995 ------------- ------------- Number of shares on which earnings per share is based: Average outstanding during period 533,879,895 575,354,667 Add - Incremental shares under stock option and stock purchase plans 9,289,771 8,582,886 - Incremental shares related to 5 3/4% CGI convertible bonds - 7,669,727 ----------- ----------- Number of shares on which fully diluted earnings per share is based 543,169,666 591,607,280 ----------- ----------- Net earnings available to common shareholders (millions) $ 1,342 $ 1,711 - Net earnings effect of interest on 5 3/4% CGI convertible bonds (millions) - 5 ----------- ----------- Net earnings on which fully diluted earnings per share is based (millions) $ 1,342 $ 1,716 =========== =========== Fully diluted earnings per share $ 2.47 $ 2.90 Published earnings per share $ 2.51 $ 2.97 COMPUTATION OF FULLY DILUTED EARNINGS PER SHARE UNDER TREASURY STOCK METHOD SET FORTH IN ACCOUNTING PRINCIPLES BOARD OPINION NO. 15 - (CONTINUED) For Six Months Ended -------------------------------- June 30, 1996 June 30, 1995 ------------- ------------- Number of shares on which earnings per share is based: Average outstanding during period 539,091,709 580,290,595 Add - Incremental shares under stock option and stock purchase plans 10,207,423 7,806,924 - Incremental shares related to 5 3/4% CGI convertible bonds - 7,684,947 ----------- ----------- Number of shares on which fully diluted earnings per share is based 549,299,132 595,782,466 ----------- ----------- Net earnings available to common shareholders (millions) $ 2,111 $ 2,953 - Net earnings effect of interest on 5 3/4% CGI convertible bonds (millions) - 9 ----------- ----------- Net earnings on which fully diluted earnings per share is based (millions) $ 2,111 $ 2,962 =========== =========== Fully diluted earnings per share $ 3.84 $ 4.97 Published earnings per share $ 3.92 $ 5.09