On October 8, 1990, Microsoft (MSFT) had a market capitalization of $4.2B, based on 7.53B shares at a price of $0.56.
| DATE | CLOSE | VOLUME | OUTSTANDING | MARKET CAP |
|---|---|---|---|---|
October 08 1990 | $0.56 | 38,678,400 | 7,526,666,700 | $4,189,342,685.22 |
October 05 1990 | $0.55 | 82,101,600 | 7,526,666,700 | $4,109,560,018.20 |
October 04 1990 | $0.54 | 69,292,800 | 7,526,666,700 | $4,069,668,684.69 |
October 03 1990 | $0.55 | 57,600,000 | 7,526,666,700 | $4,172,784,018.48 |
October 02 1990 | $0.56 | 83,469,600 | 7,526,666,700 | $4,181,063,351.85 |
October 01 1990 | $0.57 | 131,623,200 | 7,526,666,700 | $4,260,093,352.20 |
September 28 1990 | $0.53 | 97,984,800 | 8,760,000,000 | $4,653,312,000.00 |
September 27 1990 | $0.50 | 65,728,800 | 8,760,000,000 | $4,376,496,000.00 |
September 26 1990 | $0.51 | 39,268,800 | 8,760,000,000 | $4,450,080,000.00 |
September 25 1990 | $0.51 | 53,308,800 | 8,760,000,000 | $4,459,716,000.00 |
September 24 1990 | $0.49 | 81,439,200 | 8,760,000,000 | $4,321,308,000.00 |
September 21 1990 | $0.51 | 79,891,200 | 8,760,000,000 | $4,469,352,000.00 |
September 20 1990 | $0.50 | 52,444,800 | 8,760,000,000 | $4,414,164,000.00 |
September 19 1990 | $0.52 | 52,696,800 | 8,760,000,000 | $4,579,728,000.00 |
September 18 1990 | $0.52 | 60,638,400 | 8,760,000,000 | $4,561,332,000.00 |
September 17 1990 | $0.51 | 70,394,400 | 8,760,000,000 | $4,487,748,000.00 |
September 14 1990 | $0.50 | 67,672,800 | 8,760,000,000 | $4,414,164,000.00 |
September 13 1990 | $0.48 | 49,867,200 | 8,760,000,000 | $4,247,724,000.00 |
September 12 1990 | $0.48 | 75,016,800 | 8,760,000,000 | $4,238,088,000.00 |
September 11 1990 | $0.47 | 78,868,800 | 8,760,000,000 | $4,099,680,000.00 |
September 10 1990 | $0.47 | 74,246,400 | 8,760,000,000 | $4,118,076,000.00 |
September 07 1990 | $0.49 | 53,704,800 | 8,760,000,000 | $4,266,120,000.00 |
September 06 1990 | $0.48 | 115,617,600 | 8,760,000,000 | $4,247,724,000.00 |
September 05 1990 | $0.50 | 54,676,800 | 8,760,000,000 | $4,358,100,000.00 |
September 04 1990 | $0.52 | 47,376,000 | 8,760,000,000 | $4,598,124,000.00 |