100 shares, plus a history of Microsoft stock splits: 06/27/1991 3 for 2 = up to 150 06/15/1992 3 for 2 = up to 225 05/23/1994 2 for 1 = 450 12/09/1996 2 fo

100 shares, plus a history of Microsoft stock splits: 06/27/1991 3 for 2 = up to 150 06/15/1992 3 for 2 = up to 225 05/23/1994 2 for 1 = 450 12/09/1996 2 for 1 = 900 02/23/1998 2 for 1 = 1800 03/29/1999 2 for 1 = 3600 02/18/2003 2 for 1 = 7200 7200 shares, current price of $72.82 = $524,304 (or 2/3 of that, if he didn't hit the 1991 split). edit: formatting