On December 31, 1999, Microsoft (MSFT) had a market capitalization of $393.7B, based on 11.08B shares at a price of $35.54.
| DATE | CLOSE | VOLUME | OUTSTANDING | MARKET CAP |
|---|---|---|---|---|
December 1999 | $35.54 | 1,260,085,412 | 11,076,000,000 | $393,683,128,800.00 |
November 1999 | $27.72 | 1,465,197,400 | 11,076,000,000 | $307,011,213,600.00 |
October 1999 | $28.18 | 1,062,267,590 | 11,076,000,000 | $312,122,787,600.00 |
September 1999 | $27.57 | 977,272,396 | 11,054,000,000 | $304,772,044,800.00 |
August 1999 | $28.18 | 1,347,990,400 | 11,054,000,000 | $311,502,825,400.00 |
July 1999 | $26.13 | 1,144,764,796 | 11,054,000,000 | $288,786,855,400.00 |
June 1999 | $27.46 | 887,452,198 | 11,042,000,000 | $303,180,194,000.00 |
May 1999 | $24.56 | 1,124,227,618 | 11,042,000,000 | $271,244,521,600.00 |
April 1999 | $24.76 | 1,163,540,202 | 11,042,000,000 | $273,345,814,200.00 |
March 1999 | $27.29 | 1,569,376,408 | 11,024,000,000 | $300,798,659,200.00 |
February 1999 | $22.85 | 1,599,089,600 | 11,024,000,000 | $251,923,755,200.00 |
January 1999 | $26.64 | 1,472,488,808 | 11,024,000,000 | $293,666,131,200.00 |
December 1998 | $21.11 | 1,101,438,804 | 10,977,777,800 | $231,755,160,469.14 |
November 1998 | $18.57 | 1,162,701,604 | 10,977,777,800 | $203,869,409,301.58 |
October 1998 | $16.12 | 1,642,898,000 | 10,977,777,800 | $176,923,355,913.70 |
September 1998 | $16.75 | 1,192,284,008 | 10,812,903,200 | $181,158,298,922.48 |
August 1998 | $14.60 | 1,350,004,408 | 10,812,903,200 | $157,909,475,752.16 |
July 1998 | $16.73 | 1,229,259,208 | 10,812,903,200 | $180,952,853,761.68 |
June 1998 | $16.50 | 1,233,133,192 | 10,820,000,000 | $178,497,540,000.00 |
May 1998 | $12.91 | 1,095,811,196 | 10,820,000,000 | $139,689,446,000.00 |
April 1998 | $13.72 | 1,019,281,996 | 10,820,000,000 | $148,439,580,000.00 |
March 1998 | $13.62 | 1,099,834,800 | 10,740,000,000 | $146,320,686,000.00 |
February 1998 | $12.90 | 1,402,020,800 | 10,740,000,000 | $138,554,592,000.00 |
January 1998 | $11.35 | 1,486,153,600 | 10,740,000,000 | $121,950,552,000.00 |
December 1997 | $9.84 | 1,437,223,992 | 10,672,000,000 | $104,983,665,600.00 |
