On September 28, 2012, Apple (AAPL) had a market capitalization of $535.9B, based on 26.55B shares at a price of $20.18.
| DATE | CLOSE | VOLUME | OUTSTANDING | MARKET CAP |
|---|---|---|---|---|
September 28 2012 | $20.18 | 535,110,800 | 26,549,208,000 | $535,863,904,430.40 |
September 27 2012 | $20.61 | 594,090,000 | 26,549,208,000 | $547,288,028,632.80 |
September 26 2012 | $20.13 | 576,503,200 | 26,549,208,000 | $534,321,395,445.60 |
September 25 2012 | $20.38 | 518,789,600 | 26,549,208,000 | $541,038,345,069.60 |
September 24 2012 | $20.90 | 639,766,400 | 26,549,208,000 | $554,894,376,724.80 |
September 21 2012 | $21.18 | 571,589,200 | 26,549,208,000 | $562,362,668,935.20 |
September 20 2012 | $21.14 | 336,568,400 | 26,549,208,000 | $561,247,602,199.20 |
September 19 2012 | $21.24 | 326,874,800 | 26,549,208,000 | $563,979,515,702.40 |
September 18 2012 | $21.24 | 373,503,200 | 26,549,208,000 | $563,825,530,296.00 |
September 17 2012 | $21.17 | 398,031,200 | 26,549,208,000 | $562,113,106,380.00 |
September 14 2012 | $20.92 | 600,474,000 | 26,549,208,000 | $555,287,305,003.20 |
September 13 2012 | $20.66 | 598,360,000 | 26,549,208,000 | $548,618,143,953.60 |
September 12 2012 | $20.27 | 712,233,200 | 26,549,208,000 | $538,025,009,961.60 |
September 11 2012 | $19.99 | 503,983,200 | 26,549,208,000 | $530,633,710,454.40 |
September 10 2012 | $20.05 | 487,998,000 | 26,549,208,000 | $532,362,063,895.20 |
September 07 2012 | $20.59 | 329,666,400 | 26,549,208,000 | $546,579,164,779.20 |
September 06 2012 | $20.46 | 391,196,400 | 26,549,208,000 | $543,231,309,650.40 |
September 05 2012 | $20.28 | 336,375,200 | 26,549,208,000 | $538,378,114,428.00 |
September 04 2012 | $20.42 | 367,892,000 | 26,549,208,000 | $542,185,270,855.20 |
