On December 31, 1990, Microsoft (MSFT) had a market capitalization of $4.8B, based on 7.53B shares at a price of $0.64.
| DATE | CLOSE | VOLUME | OUTSTANDING | MARKET CAP |
|---|---|---|---|---|
December 31 1990 | $0.64 | 23,702,377 | 7,526,666,700 | $4,800,508,021.26 |
December 28 1990 | $0.64 | 20,267,981 | 7,526,666,700 | $4,784,702,021.19 |
December 27 1990 | $0.63 | 22,629,578 | 7,526,666,700 | $4,768,896,021.12 |
December 26 1990 | $0.64 | 16,214,385 | 7,526,666,700 | $4,784,702,021.19 |
December 24 1990 | $0.64 | 13,550,387 | 7,526,666,700 | $4,800,508,021.26 |
December 21 1990 | $0.64 | 33,436,768 | 7,526,666,700 | $4,832,872,688.07 |
December 20 1990 | $0.64 | 46,994,362 | 7,526,666,700 | $4,816,314,021.33 |
December 19 1990 | $0.63 | 34,264,760 | 7,526,666,700 | $4,776,422,687.82 |
December 18 1990 | $0.64 | 51,875,950 | 7,526,666,700 | $4,800,508,021.26 |
December 17 1990 | $0.63 | 27,287,974 | 7,526,666,700 | $4,720,725,354.24 |
December 14 1990 | $0.62 | 48,635,954 | 7,526,666,700 | $4,697,392,687.47 |
December 13 1990 | $0.62 | 50,709,544 | 7,526,666,700 | $4,640,942,687.22 |
December 12 1990 | $0.61 | 71,560,739 | 7,526,666,700 | $4,625,136,687.15 |
December 11 1990 | $0.61 | 61,768,741 | 7,526,666,700 | $4,601,051,353.71 |
December 10 1990 | $0.63 | 55,526,354 | 7,526,666,700 | $4,720,725,354.24 |
December 07 1990 | $0.63 | 81,921,522 | 7,526,666,700 | $4,736,531,354.31 |
December 06 1990 | $0.63 | 108,201,497 | 7,526,666,700 | $4,768,896,021.12 |
December 05 1990 | $0.64 | 68,630,342 | 7,526,666,700 | $4,800,508,021.26 |
December 04 1990 | $0.63 | 55,087,147 | 7,526,666,700 | $4,753,090,021.05 |
December 03 1990 | $0.63 | 68,241,535 | 7,526,666,700 | $4,713,198,687.54 |
November 30 1990 | $0.61 | 72,165,531 | 7,526,666,700 | $4,609,330,687.08 |
November 29 1990 | $0.60 | 65,865,537 | 7,526,666,700 | $4,545,354,020.13 |
November 28 1990 | $0.60 | 77,623,126 | 7,526,666,700 | $4,489,656,686.55 |
November 27 1990 | $0.61 | 63,417,539 | 7,526,666,700 | $4,585,245,353.64 |
November 26 1990 | $0.60 | 47,577,555 | 7,526,666,700 | $4,481,377,353.18 |
