On December 31, 2012, Costco Wholesale (COST) had a market capitalization of $34.1B, based on 438.64M shares at a price of $77.85.
| DATE | CLOSE | VOLUME | OUTSTANDING | MARKET CAP |
|---|---|---|---|---|
December 2012 | $77.85 | 64,890,300 | 438,643,000 | $34,147,304,806.80 |
November 2012 | $76.53 | 62,802,000 | 438,643,000 | $33,567,681,946.60 |
October 2012 | $72.28 | 69,043,500 | 438,643,000 | $31,702,922,825.00 |
September 2012 | $73.55 | 31,903,500 | 438,000,000 | $32,212,885,200.00 |
August 2012 | $71.86 | 31,041,300 | 438,000,000 | $31,476,388,200.00 |
July 2012 | $70.42 | 34,993,500 | 438,000,000 | $30,844,047,600.00 |
June 2012 | $69.56 | 49,076,200 | 439,166,000 | $30,546,718,129.20 |
May 2012 | $63.25 | 59,100,800 | 439,166,000 | $27,778,215,665.20 |
April 2012 | $64.35 | 43,518,200 | 439,166,000 | $28,260,288,183.40 |
March 2012 | $66.26 | 44,799,200 | 439,468,000 | $29,119,940,722.40 |
February 2012 | $62.80 | 44,535,200 | 439,468,000 | $27,599,820,910.40 |
January 2012 | $59.87 | 51,275,200 | 439,468,000 | $26,309,454,968.80 |
December 2011 | $60.63 | 48,945,600 | 440,615,000 | $26,714,795,880.50 |
November 2011 | $62.07 | 46,929,900 | 440,615,000 | $27,349,633,972.50 |
October 2011 | $60.41 | 61,642,600 | 440,615,000 | $26,616,230,305.00 |
September 2011 | $59.59 | 58,581,700 | 443,518,000 | $26,431,144,747.40 |
August 2011 | $56.99 | 83,484,600 | 443,518,000 | $25,275,824,709.20 |
July 2011 | $56.60 | 36,468,100 | 443,518,000 | $25,102,808,337.40 |
June 2011 | $58.76 | 51,884,700 | 443,570,000 | $26,065,060,340.00 |
May 2011 | $59.66 | 48,334,900 | 443,570,000 | $26,462,898,273.00 |
April 2011 | $58.34 | 51,728,400 | 443,570,000 | $25,876,986,660.00 |
March 2011 | $52.88 | 61,283,600 | 443,186,000 | $23,435,010,901.00 |
February 2011 | $53.94 | 41,166,300 | 443,186,000 | $23,904,876,698.20 |
January 2011 | $51.67 | 51,344,400 | 443,186,000 | $22,899,066,071.20 |
December 2010 | $51.94 | 69,379,200 | 441,360,000 | $22,922,164,008.00 |
