On December 31, 2009, Microsoft (MSFT) had a market capitalization of $203.7B, based on 8.95B shares at a price of $22.76.
| DATE | CLOSE | VOLUME | OUTSTANDING | MARKET CAP |
|---|---|---|---|---|
December 2009 | $22.76 | 920,649,374 | 8,951,000,000 | $203,693,431,500.00 |
November 2009 | $21.96 | 1,018,302,440 | 8,951,000,000 | $196,542,477,600.00 |
October 2009 | $20.61 | 1,523,468,245 | 8,951,000,000 | $184,499,802,200.00 |
September 2009 | $19.12 | 1,039,017,930 | 8,983,000,000 | $171,738,790,600.00 |
August 2009 | $18.32 | 993,305,766 | 8,983,000,000 | $164,593,712,400.00 |
July 2009 | $17.39 | 1,517,498,875 | 8,983,000,000 | $156,170,353,300.00 |
June 2009 | $17.57 | 1,411,203,030 | 8,960,000,000 | $157,426,304,000.00 |
May 2009 | $15.44 | 1,101,595,348 | 8,960,000,000 | $138,352,256,000.00 |
April 2009 | $14.88 | 1,562,427,598 | 8,960,000,000 | $133,332,864,000.00 |
March 2009 | $13.49 | 1,626,225,386 | 8,904,000,000 | $120,139,000,800.00 |
February 2009 | $11.86 | 1,456,270,401 | 8,904,000,000 | $105,620,138,400.00 |
January 2009 | $12.47 | 1,565,598,317 | 8,904,000,000 | $111,072,057,600.00 |
December 2008 | $14.18 | 1,549,801,384 | 8,914,000,000 | $126,412,999,600.00 |
November 2008 | $14.75 | 1,798,548,158 | 8,914,000,000 | $131,485,065,600.00 |
October 2008 | $16.18 | 3,046,714,563 | 8,914,000,000 | $144,228,520,000.00 |
September 2008 | $19.34 | 1,928,443,111 | 9,183,000,000 | $177,591,873,600.00 |
August 2008 | $19.77 | 1,207,028,200 | 9,183,000,000 | $181,584,642,000.00 |
July 2008 | $18.56 | 1,637,565,427 | 9,183,000,000 | $170,457,600,900.00 |
June 2008 | $19.85 | 1,565,585,235 | 9,404,000,000 | $186,708,896,800.00 |
May 2008 | $20.44 | 1,405,245,078 | 9,404,000,000 | $192,206,475,200.00 |
April 2008 | $20.51 | 1,445,548,784 | 9,404,000,000 | $192,853,470,400.00 |
March 2008 | $20.41 | 1,443,805,316 | 9,428,000,000 | $192,397,196,000.00 |
February 2008 | $19.56 | 2,319,127,555 | 9,428,000,000 | $184,396,595,200.00 |
January 2008 | $23.35 | 1,944,178,852 | 9,428,000,000 | $220,150,399,600.00 |
December 2007 | $25.50 | 1,059,736,468 | 9,503,000,000 | $242,321,748,500.00 |
