On December 31, 1991, International Business Machines (IBM) had a market capitalization of $20.9B, based on 2.15B shares at a price of $9.74.
| DATE | CLOSE | VOLUME | OUTSTANDING | MARKET CAP |
|---|---|---|---|---|
December 31 1991 | $9.74 | 7,976,796 | 2,150,000,000 | $20,934,335,000.00 |
December 30 1991 | $9.89 | 8,142,901 | 2,150,000,000 | $21,257,695,000.00 |
December 27 1991 | $9.78 | 6,447,544 | 2,150,000,000 | $21,022,485,000.00 |
December 26 1991 | $9.65 | 5,141,299 | 2,150,000,000 | $20,757,820,000.00 |
December 24 1991 | $9.65 | 7,193,133 | 2,150,000,000 | $20,757,820,000.00 |
December 23 1991 | $9.65 | 9,798,091 | 2,150,000,000 | $20,757,820,000.00 |
December 20 1991 | $9.38 | 13,486,287 | 2,150,000,000 | $20,169,795,000.00 |
December 19 1991 | $9.29 | 7,959,642 | 2,150,000,000 | $19,964,040,000.00 |
December 18 1991 | $9.44 | 7,974,704 | 2,150,000,000 | $20,287,400,000.00 |
December 17 1991 | $9.35 | 6,200,688 | 2,150,000,000 | $20,111,100,000.00 |
December 16 1991 | $9.50 | 5,406,146 | 2,150,000,000 | $20,434,460,000.00 |
December 13 1991 | $9.63 | 7,444,591 | 2,150,000,000 | $20,699,125,000.00 |
December 12 1991 | $9.70 | 8,757,530 | 2,150,000,000 | $20,845,970,000.00 |
December 11 1991 | $9.60 | 10,837,397 | 2,150,000,000 | $20,640,215,000.00 |
December 10 1991 | $9.44 | 20,949,288 | 2,150,000,000 | $20,287,400,000.00 |
December 09 1991 | $9.31 | 16,297,098 | 2,150,000,000 | $20,022,735,000.00 |
December 06 1991 | $9.74 | 11,282,574 | 2,150,000,000 | $20,934,335,000.00 |
December 05 1991 | $9.87 | 7,919,475 | 2,150,000,000 | $21,228,240,000.00 |
December 04 1991 | $9.85 | 9,790,560 | 2,150,000,000 | $21,169,545,000.00 |
December 03 1991 | $9.98 | 6,542,102 | 2,150,000,000 | $21,463,450,000.00 |
December 02 1991 | $10.09 | 9,823,195 | 2,150,000,000 | $21,698,660,000.00 |
November 29 1991 | $10.12 | 6,871,802 | 2,150,000,000 | $21,757,570,000.00 |
November 27 1991 | $10.31 | 7,547,518 | 2,150,000,000 | $22,169,080,000.00 |
November 26 1991 | $10.71 | 8,149,177 | 2,150,000,000 | $23,021,770,000.00 |
November 25 1991 | $10.41 | 4,449,684 | 2,150,000,000 | $22,374,835,000.00 |
