On December 31, 1998, Microsoft (MSFT) had a market capitalization of $233.8B, based on 10.98B shares at a price of $21.30.
| DATE | CLOSE | VOLUME | OUTSTANDING | MARKET CAP |
|---|---|---|---|---|
December 31 1998 | $21.30 | 23,834,400 | 10,977,777,800 | $233,799,222,695.50 |
December 30 1998 | $21.35 | 34,942,800 | 10,977,777,800 | $234,326,156,029.90 |
December 29 1998 | $21.58 | 29,651,600 | 10,977,777,800 | $236,854,338,257.24 |
December 28 1998 | $21.86 | 23,636,400 | 10,977,777,800 | $240,015,938,263.64 |
December 24 1998 | $21.77 | 13,832,400 | 10,977,777,800 | $238,962,071,594.84 |
December 23 1998 | $22.05 | 34,940,000 | 10,977,777,800 | $242,017,187,156.58 |
December 22 1998 | $21.26 | 41,350,000 | 10,977,777,800 | $233,377,676,027.98 |
December 21 1998 | $21.57 | 48,112,000 | 10,977,777,800 | $236,748,951,590.36 |
December 18 1998 | $21.16 | 59,648,000 | 10,977,777,800 | $232,323,809,359.18 |
December 17 1998 | $20.64 | 46,963,600 | 10,977,777,800 | $226,529,738,236.34 |
December 16 1998 | $20.54 | 60,024,000 | 10,977,777,800 | $225,475,871,567.54 |
December 15 1998 | $20.25 | 51,719,600 | 10,977,777,800 | $222,315,369,338.92 |
December 14 1998 | $19.65 | 64,077,600 | 10,977,777,800 | $215,677,107,103.26 |
December 11 1998 | $20.58 | 51,728,800 | 10,977,777,800 | $225,897,418,235.06 |
December 10 1998 | $20.20 | 57,015,600 | 10,977,777,800 | $221,787,338,226.74 |
December 09 1998 | $20.52 | 44,781,600 | 10,977,777,800 | $225,265,098,233.78 |
December 08 1998 | $20.15 | 77,585,200 | 10,977,777,800 | $221,156,116,003.24 |
December 07 1998 | $20.51 | 89,809,200 | 10,977,777,800 | $225,159,711,566.90 |
December 04 1998 | $19.56 | 44,352,000 | 10,977,777,800 | $214,728,627,101.34 |
December 03 1998 | $18.75 | 51,426,800 | 10,977,777,800 | $205,878,342,638.98 |
December 02 1998 | $19.46 | 65,759,600 | 10,977,777,800 | $213,674,760,432.54 |
December 01 1998 | $19.89 | 86,330,800 | 10,977,777,800 | $218,310,675,997.48 |
November 30 1998 | $18.73 | 70,900,000 | 10,977,777,800 | $205,667,569,305.22 |
November 27 1998 | $19.67 | 26,335,600 | 10,977,777,800 | $215,887,880,437.02 |
November 25 1998 | $19.08 | 41,394,000 | 10,977,777,800 | $209,460,391,535.12 |
