costar market cap 2015

On December 31, 2015, CoStar (CSGP) had a market capitalization of $6.7B, based on 322.84M shares at a price of $20.67.

DATE CLOSE VOLUME OUTSTANDING MARKET CAP
December 31 2015
$20.67
2,271,870
322,840,000
$6,672,779,960.00
December 30 2015
$20.74
724,310
322,840,000
$6,696,992,960.00
December 29 2015
$21.04
1,384,390
322,840,000
$6,793,199,280.00
December 28 2015
$20.96
770,880
322,840,000
$6,765,757,880.00
December 24 2015
$20.77
763,210
322,840,000
$6,706,355,320.00
December 23 2015
$20.26
2,261,620
322,840,000
$6,541,384,080.00
December 22 2015
$20.17
1,476,200
322,840,000
$6,512,974,160.00
December 21 2015
$20.44
2,415,550
322,840,000
$6,597,881,080.00
December 18 2015
$20.37
2,090,670
322,840,000
$6,575,282,280.00
December 17 2015
$20.58
2,441,490
322,840,000
$6,644,692,880.00
December 16 2015
$20.80
1,901,030
322,840,000
$6,714,426,320.00
December 15 2015
$20.28
1,638,890
322,840,000
$6,545,581,000.00
December 14 2015
$20.36
973,090
322,840,000
$6,572,699,560.00
December 11 2015
$20.26
1,122,270
322,840,000
$6,539,124,200.00
December 10 2015
$20.76
1,711,660
322,840,000
$6,701,512,720.00
December 09 2015
$20.63
1,486,030
322,840,000
$6,660,189,200.00
December 08 2015
$20.66
944,490
322,840,000
$6,668,260,200.00
December 07 2015
$20.68
1,738,130
322,840,000
$6,676,654,040.00
December 04 2015
$20.91
804,310
322,840,000
$6,748,970,200.00
December 03 2015
$20.48
1,003,660
322,840,000
$6,610,471,840.00
December 02 2015
$20.82
853,620
322,840,000
$6,722,820,160.00
December 01 2015
$20.94
1,984,110
322,840,000
$6,760,915,280.00
November 30 2015
$20.92
1,073,020
322,840,000
$6,755,104,160.00
November 27 2015
$21.00
138,930
322,840,000
$6,779,640,000.00
November 25 2015
$20.89
1,099,370
322,840,000
$6,745,418,960.00