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 31 1999 | $35.54 | 12,517,600 | 11,076,000,000 | $393,683,128,800.00 |
December 30 1999 | $35.81 | 22,358,400 | 11,076,000,000 | $396,633,775,200.00 |
December 29 1999 | $35.91 | 17,447,600 | 11,076,000,000 | $397,687,102,800.00 |
December 28 1999 | $35.77 | 24,590,800 | 11,076,000,000 | $396,211,779,600.00 |
December 27 1999 | $36.27 | 32,201,800 | 11,076,000,000 | $401,692,184,400.00 |
December 23 1999 | $35.75 | 31,028,200 | 11,076,000,000 | $396,001,335,600.00 |
December 22 1999 | $35.79 | 38,389,800 | 11,076,000,000 | $396,423,331,200.00 |
December 21 1999 | $35.28 | 57,440,800 | 11,076,000,000 | $390,732,482,400.00 |
December 20 1999 | $34.33 | 39,415,000 | 11,076,000,000 | $380,194,776,000.00 |
December 17 1999 | $35.09 | 105,389,398 | 11,076,000,000 | $388,624,719,600.00 |
December 16 1999 | $34.61 | 128,649,796 | 11,076,000,000 | $383,355,866,400.00 |
December 15 1999 | $33.01 | 155,535,016 | 11,076,000,000 | $365,653,095,600.00 |
December 14 1999 | $30.04 | 144,109,204 | 11,076,000,000 | $332,776,204,800.00 |
December 13 1999 | $29.42 | 52,649,200 | 11,076,000,000 | $325,821,584,400.00 |
December 10 1999 | $28.58 | 36,835,602 | 11,076,000,000 | $316,548,757,200.00 |
December 09 1999 | $28.24 | 46,258,200 | 11,076,000,000 | $312,755,227,200.00 |
December 08 1999 | $27.93 | 40,954,800 | 11,076,000,000 | $309,382,585,200.00 |
December 07 1999 | $28.31 | 56,850,800 | 11,076,000,000 | $313,598,110,800.00 |
December 06 1999 | $29.06 | 49,041,398 | 11,076,000,000 | $321,816,502,800.00 |
December 03 1999 | $29.26 | 64,099,800 | 11,076,000,000 | $324,135,817,200.00 |
December 02 1999 | $28.87 | 55,464,398 | 11,076,000,000 | $319,709,847,600.00 |
December 01 1999 | $28.37 | 48,857,800 | 11,076,000,000 | $314,229,442,800.00 |
November 30 1999 | $27.72 | 64,106,200 | 11,076,000,000 | $307,011,213,600.00 |
November 29 1999 | $27.46 | 51,494,602 | 11,076,000,000 | $304,113,732,000.00 |
November 26 1999 | $27.74 | 28,414,000 | 11,076,000,000 | $307,274,822,400.00 |