brk.b market cap 2009

On December 31, 2009, Berkshire Hathaway (BRK.B) had a market capitalization of $153B, based on 2.33B shares at a price of $65.72.

DATE CLOSE VOLUME OUTSTANDING MARKET CAP
December 31 2009
$65.72
19,458
2,327,622,000
$152,971,317,840.00
December 30 2009
$65.79
11,207
2,327,622,000
$153,141,234,246.00
December 29 2009
$65.60
22,106
2,327,622,000
$152,692,003,200.00
December 28 2009
$65.71
21,605
2,327,622,000
$152,941,989,802.80
December 24 2009
$65.74
12,152
2,327,622,000
$153,017,870,280.00
December 23 2009
$65.72
20,761
2,327,622,000
$152,965,266,022.80
December 22 2009
$66.10
22,330
2,327,622,000
$153,855,814,200.00
December 21 2009
$65.98
54,455
2,327,622,000
$153,574,171,938.00
December 18 2009
$66.07
38,005
2,327,622,000
$153,792,037,357.20
December 17 2009
$65.77
30,876
2,327,622,000
$153,087,698,940.00
December 16 2009
$66.17
42,208
2,327,622,000
$154,018,747,740.00
December 15 2009
$66.20
57,818
2,327,622,000
$154,088,576,400.00
December 14 2009
$66.26
24,356
2,327,622,000
$154,228,233,720.00
December 11 2009
$65.74
27,525
2,327,622,000
$153,017,870,280.00
December 10 2009
$65.52
36,711
2,327,622,000
$152,505,327,915.60
December 09 2009
$65.68
32,832
2,327,622,000
$152,878,212,960.00
December 08 2009
$66.28
32,151
2,327,622,000
$154,274,786,160.00
December 07 2009
$66.31
27,446
2,327,622,000
$154,337,166,429.60
December 04 2009
$66.40
30,417
2,327,622,000
$154,554,100,800.00
December 03 2009
$65.82
39,549
2,327,622,000
$153,204,080,040.00
December 02 2009
$66.74
30,001
2,327,622,000
$155,335,250,743.20
December 01 2009
$67.05
66,707
2,327,622,000
$156,057,744,612.00
November 30 2009
$67.06
44,621
2,327,622,000
$156,090,331,320.00
November 27 2009
$67.64
28,973
2,327,622,000
$157,440,352,080.00
November 25 2009
$68.06
35,980
2,327,622,000
$158,417,953,320.00