On December 31, 1990, Microsoft (MSFT) had a market capitalization of $4.8B, based on 7.53B shares at a price of $0.63.
| DATE | CLOSE | VOLUME | OUTSTANDING | MARKET CAP |
|---|---|---|---|---|
Week of December 31 1990 | $0.63 | 23,702,400 | 7,526,666,700 | $4,775,670,021.15 |
Week of December 24 1990 | $0.63 | 72,662,400 | 7,526,666,700 | $4,759,864,021.08 |
Week of December 17 1990 | $0.64 | 193,896,000 | 7,526,666,700 | $4,808,034,687.96 |
Week of December 10 1990 | $0.62 | 288,201,600 | 7,526,666,700 | $4,673,307,354.03 |
Week of December 03 1990 | $0.63 | 381,542,400 | 7,526,666,700 | $4,712,446,020.87 |
Week of November 26 1990 | $0.61 | 326,649,600 | 7,526,666,700 | $4,585,998,020.31 |
Week of November 19 1990 | $0.58 | 197,222,400 | 7,526,666,700 | $4,363,208,685.99 |
Week of November 12 1990 | $0.57 | 345,247,200 | 7,526,666,700 | $4,315,790,685.78 |
Week of November 05 1990 | $0.55 | 259,826,400 | 7,526,666,700 | $4,109,560,018.20 |
Week of October 29 1990 | $0.55 | 305,856,000 | 7,526,666,700 | $4,125,366,018.27 |
Week of October 22 1990 | $0.53 | 317,541,600 | 7,526,666,700 | $4,022,250,684.48 |
Week of October 15 1990 | $0.52 | 861,120,000 | 7,526,666,700 | $3,934,941,350.76 |
Week of October 08 1990 | $0.48 | 413,719,200 | 7,526,666,700 | $3,618,068,682.69 |
Week of October 01 1990 | $0.55 | 424,087,200 | 7,526,666,700 | $4,109,560,018.20 |
Week of September 24 1990 | $0.53 | 337,730,400 | 8,760,000,000 | $4,653,312,000.00 |
Week of September 17 1990 | $0.51 | 316,065,600 | 8,760,000,000 | $4,469,352,000.00 |
Week of September 10 1990 | $0.50 | 345,672,000 | 8,760,000,000 | $4,414,164,000.00 |
Week of September 03 1990 | $0.49 | 271,375,200 | 8,760,000,000 | $4,266,120,000.00 |
Week of August 27 1990 | $0.52 | 374,018,400 | 8,760,000,000 | $4,542,936,000.00 |
Week of August 20 1990 | $0.48 | 561,376,800 | 8,760,000,000 | $4,228,452,000.00 |
Week of August 13 1990 | $0.51 | 287,618,400 | 8,760,000,000 | $4,450,080,000.00 |
Week of August 06 1990 | $0.54 | 440,755,200 | 8,760,000,000 | $4,764,564,000.00 |
Week of July 30 1990 | $0.53 | 450,331,200 | 8,760,000,000 | $4,672,584,000.00 |
Week of July 23 1990 | $0.58 | 625,795,200 | 8,760,000,000 | $5,096,568,000.00 |
Week of July 16 1990 | $0.62 | 295,920,000 | 8,760,000,000 | $5,411,052,000.00 |