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 |
|---|---|---|---|---|
Week of December 31 1990 | $0.64 | 23,702,400 | 7,526,666,700 | $4,784,702,021.19 |
Week of December 24 1990 | $0.63 | 72,662,400 | 7,526,666,700 | $4,768,896,021.12 |
Week of December 17 1990 | $0.64 | 193,896,000 | 7,526,666,700 | $4,817,066,688.00 |
Week of December 10 1990 | $0.62 | 288,201,600 | 7,526,666,700 | $4,681,586,687.40 |
Week of December 03 1990 | $0.63 | 381,542,400 | 7,526,666,700 | $4,721,478,020.91 |
Week of November 26 1990 | $0.61 | 326,649,600 | 7,526,666,700 | $4,594,277,353.68 |
Week of November 19 1990 | $0.58 | 197,222,400 | 7,526,666,700 | $4,371,488,019.36 |
Week of November 12 1990 | $0.57 | 345,247,200 | 7,526,666,700 | $4,324,070,019.15 |
Week of November 05 1990 | $0.55 | 259,826,400 | 7,526,666,700 | $4,117,086,684.90 |
Week of October 29 1990 | $0.55 | 305,856,000 | 7,526,666,700 | $4,133,645,351.64 |
Week of October 22 1990 | $0.54 | 317,541,600 | 7,526,666,700 | $4,029,777,351.18 |
Week of October 15 1990 | $0.52 | 861,120,000 | 7,526,666,700 | $3,942,468,017.46 |
Week of October 08 1990 | $0.48 | 413,719,200 | 7,526,666,700 | $3,624,842,682.72 |
Week of October 01 1990 | $0.55 | 424,087,200 | 7,526,666,700 | $4,117,086,684.90 |
Week of September 24 1990 | $0.53 | 337,730,400 | 8,760,000,000 | $4,662,072,000.00 |
Week of September 17 1990 | $0.51 | 316,065,600 | 8,760,000,000 | $4,477,236,000.00 |
Week of September 10 1990 | $0.50 | 345,672,000 | 8,760,000,000 | $4,422,048,000.00 |
Week of September 03 1990 | $0.49 | 271,375,200 | 8,760,000,000 | $4,274,004,000.00 |
Week of August 27 1990 | $0.52 | 374,018,400 | 8,760,000,000 | $4,551,696,000.00 |
Week of August 20 1990 | $0.48 | 561,376,800 | 8,760,000,000 | $4,236,336,000.00 |
Week of August 13 1990 | $0.51 | 287,618,400 | 8,760,000,000 | $4,458,840,000.00 |
Week of August 06 1990 | $0.54 | 440,755,200 | 8,760,000,000 | $4,773,324,000.00 |
Week of July 30 1990 | $0.53 | 450,331,200 | 8,760,000,000 | $4,681,344,000.00 |
Week of July 23 1990 | $0.58 | 625,795,200 | 8,760,000,000 | $5,106,204,000.00 |
Week of July 16 1990 | $0.62 | 295,920,000 | 8,760,000,000 | $5,421,564,000.00 |