On December 31, 2008, Amazon (AMZN) had a market capitalization of $22.3B, based on 8.7B shares at a price of $2.56.
| DATE | CLOSE | VOLUME | OUTSTANDING | MARKET CAP |
|---|---|---|---|---|
December 2008 | $2.56 | 4,127,071,124 | 8,700,000,000 | $22,306,800,000.00 |
November 2008 | $2.14 | 4,566,350,596 | 8,700,000,000 | $18,574,500,000.00 |
October 2008 | $2.86 | 6,643,701,009 | 8,700,000,000 | $24,899,400,000.00 |
September 2008 | $3.64 | 3,850,898,604 | 8,720,000,000 | $31,723,360,000.00 |
August 2008 | $4.04 | 2,981,310,158 | 8,720,000,000 | $35,233,160,000.00 |
July 2008 | $3.82 | 4,316,868,700 | 8,720,000,000 | $33,284,240,000.00 |
June 2008 | $3.67 | 3,066,339,956 | 8,600,000,000 | $31,531,900,000.00 |
May 2008 | $4.08 | 3,051,832,958 | 8,600,000,000 | $35,096,600,000.00 |
April 2008 | $3.93 | 3,955,899,464 | 8,600,000,000 | $33,810,900,000.00 |
March 2008 | $3.57 | 3,847,678,705 | 8,520,000,000 | $30,373,800,000.00 |
February 2008 | $3.22 | 4,213,137,881 | 8,520,000,000 | $27,464,220,000.00 |
January 2008 | $3.89 | 5,706,168,258 | 8,520,000,000 | $33,100,200,000.00 |
December 2007 | $4.63 | 2,539,120,982 | 8,540,000,000 | $39,557,280,000.00 |
November 2007 | $4.53 | 3,575,941,952 | 8,540,000,000 | $38,669,120,000.00 |
October 2007 | $4.46 | 4,599,391,816 | 8,540,000,000 | $38,067,050,000.00 |
September 2007 | $4.66 | 2,437,933,647 | 8,500,000,000 | $39,588,750,000.00 |
August 2007 | $4.00 | 3,503,339,389 | 8,500,000,000 | $33,961,750,000.00 |
July 2007 | $3.93 | 5,263,654,206 | 8,500,000,000 | $33,379,500,000.00 |
June 2007 | $3.42 | 4,772,312,215 | 8,460,000,000 | $28,937,430,000.00 |
May 2007 | $3.46 | 6,605,536,728 | 8,460,000,000 | $29,246,220,000.00 |
April 2007 | $3.07 | 6,909,728,745 | 8,460,000,000 | $25,942,590,000.00 |
March 2007 | $1.99 | 2,841,303,281 | 8,400,000,000 | $16,711,800,000.00 |
February 2007 | $1.96 | 3,125,767,778 | 8,400,000,000 | $16,438,800,000.00 |
January 2007 | $1.88 | 2,601,914,244 | 8,400,000,000 | $15,821,400,000.00 |
December 2006 | $1.97 | 2,420,787,447 | 8,420,000,000 | $16,612,660,000.00 |
