On December 31, 1999, Microsoft (MSFT) had a market capitalization of $392.5B, based on 11.08B shares at a price of $35.43.
| DATE | CLOSE | VOLUME | OUTSTANDING | MARKET CAP |
|---|---|---|---|---|
December 31 1999 | $35.43 | 12,517,600 | 11,076,000,000 | $392,464,768,800.00 |
December 30 1999 | $35.70 | 22,360,000 | 11,076,000,000 | $395,406,554,400.00 |
December 29 1999 | $35.79 | 17,449,000 | 11,076,000,000 | $396,457,666,800.00 |
December 28 1999 | $35.66 | 24,591,000 | 11,076,000,000 | $394,985,666,400.00 |
December 27 1999 | $36.15 | 32,202,200 | 11,076,000,000 | $400,448,349,600.00 |
December 23 1999 | $35.64 | 31,028,400 | 11,076,000,000 | $394,776,330,000.00 |
December 22 1999 | $35.68 | 38,565,200 | 11,076,000,000 | $395,196,110,400.00 |
December 21 1999 | $35.17 | 57,446,000 | 11,076,000,000 | $389,524,090,800.00 |
December 20 1999 | $34.22 | 39,433,800 | 11,076,000,000 | $379,018,504,800.00 |
December 17 1999 | $34.98 | 105,898,800 | 11,076,000,000 | $387,422,973,600.00 |
December 16 1999 | $34.50 | 128,659,600 | 11,076,000,000 | $382,170,734,400.00 |
December 15 1999 | $32.91 | 155,571,600 | 11,076,000,000 | $364,522,236,000.00 |
December 14 1999 | $29.95 | 144,121,200 | 11,076,000,000 | $331,746,136,800.00 |
December 13 1999 | $29.33 | 52,691,600 | 11,076,000,000 | $324,812,560,800.00 |
December 10 1999 | $28.49 | 36,836,000 | 11,076,000,000 | $315,568,531,200.00 |
December 09 1999 | $28.15 | 46,258,200 | 11,076,000,000 | $311,787,184,800.00 |
December 08 1999 | $27.85 | 40,955,800 | 11,076,000,000 | $308,425,618,800.00 |
December 07 1999 | $28.23 | 56,859,200 | 11,076,000,000 | $312,627,853,200.00 |
December 06 1999 | $28.97 | 49,098,200 | 11,076,000,000 | $320,821,878,000.00 |
December 03 1999 | $29.17 | 64,100,600 | 11,076,000,000 | $323,132,331,600.00 |
December 02 1999 | $28.78 | 55,473,800 | 11,076,000,000 | $318,720,760,800.00 |
December 01 1999 | $28.28 | 48,864,200 | 11,076,000,000 | $313,258,077,600.00 |
November 30 1999 | $27.63 | 64,145,600 | 11,076,000,000 | $306,062,000,400.00 |
November 29 1999 | $27.37 | 51,512,200 | 11,076,000,000 | $303,173,379,600.00 |
November 26 1999 | $27.66 | 28,514,200 | 11,076,000,000 | $306,324,501,600.00 |