On December 31, 1999, BlackRock (BLK) had a market capitalization of $669.4M, based on 64.34M shares at a price of $10.40.
| DATE | CLOSE | VOLUME | OUTSTANDING | MARKET CAP |
|---|---|---|---|---|
December 31 1999 | $10.40 | 13,000 | 64,342,600 | $669,356,067.80 |
December 30 1999 | $10.48 | 5,100 | 64,342,600 | $674,226,802.62 |
December 29 1999 | $10.44 | 9,600 | 64,342,600 | $671,788,218.08 |
December 28 1999 | $10.52 | 65,600 | 64,342,600 | $676,658,952.90 |
December 27 1999 | $10.37 | 2,400 | 64,342,600 | $666,923,917.52 |
December 23 1999 | $10.37 | 3,700 | 64,342,600 | $666,923,917.52 |
December 22 1999 | $10.40 | 6,300 | 64,342,600 | $669,356,067.80 |
December 21 1999 | $10.29 | 11,800 | 64,342,600 | $662,053,182.70 |
December 20 1999 | $10.25 | 31,300 | 64,342,600 | $659,621,032.42 |
December 17 1999 | $10.37 | 37,300 | 64,342,600 | $666,923,917.52 |
December 16 1999 | $10.18 | 90,700 | 64,342,600 | $654,750,297.60 |
December 15 1999 | $10.37 | 11,100 | 64,342,600 | $666,923,917.52 |
December 14 1999 | $10.37 | 19,400 | 64,342,600 | $666,923,917.52 |
December 13 1999 | $10.55 | 44,500 | 64,342,600 | $679,091,103.18 |
December 10 1999 | $10.67 | 22,400 | 64,342,600 | $686,393,988.28 |
December 09 1999 | $11.05 | 15,500 | 64,342,600 | $710,734,793.86 |
December 08 1999 | $11.01 | 27,700 | 64,342,600 | $708,302,643.58 |
December 07 1999 | $11.27 | 112,500 | 64,342,600 | $725,340,564.06 |
December 06 1999 | $11.12 | 38,200 | 64,342,600 | $715,605,528.68 |
December 03 1999 | $11.61 | 62,000 | 64,342,600 | $747,242,785.10 |
December 02 1999 | $11.50 | 33,200 | 64,342,600 | $739,939,900.00 |
December 01 1999 | $11.24 | 43,800 | 64,342,600 | $722,901,979.52 |
November 30 1999 | $11.12 | 38,100 | 64,342,600 | $715,605,528.68 |
November 29 1999 | $10.97 | 20,200 | 64,342,600 | $705,864,059.04 |
November 26 1999 | $11.16 | 2,600 | 64,342,600 | $718,037,678.96 |