On September 28, 2012, Apple (AAPL) had a market capitalization of $531.6B, based on 26.55B shares at a price of $20.02.
| DATE | CLOSE | VOLUME | OUTSTANDING | MARKET CAP |
|---|---|---|---|---|
September 28 2012 | $20.02 | 535,108,843 | 26,549,208,000 | $531,602,756,546.40 |
September 27 2012 | $20.45 | 594,088,718 | 26,549,208,000 | $542,928,648,679.20 |
September 26 2012 | $19.97 | 576,704,201 | 26,549,208,000 | $530,068,212,324.00 |
September 25 2012 | $20.22 | 518,762,315 | 26,549,208,000 | $536,732,063,532.00 |
September 24 2012 | $20.73 | 639,745,424 | 26,549,208,000 | $550,479,243,434.40 |
September 21 2012 | $21.01 | 571,588,876 | 26,549,208,000 | $557,891,782,308.00 |
September 20 2012 | $20.97 | 336,568,065 | 26,549,208,000 | $556,782,025,413.60 |
September 19 2012 | $21.07 | 326,860,343 | 26,549,208,000 | $559,490,044,629.60 |
September 18 2012 | $21.07 | 373,503,042 | 26,549,208,000 | $559,338,714,144.00 |
September 17 2012 | $21.00 | 398,030,394 | 26,549,208,000 | $557,642,219,752.80 |
September 14 2012 | $20.75 | 600,473,844 | 26,549,208,000 | $550,869,516,792.00 |
September 13 2012 | $20.50 | 598,359,114 | 26,549,208,000 | $544,253,454,158.40 |
September 12 2012 | $20.10 | 712,218,680 | 26,549,208,000 | $533,742,622,711.20 |
September 11 2012 | $19.83 | 503,939,912 | 26,549,208,000 | $526,412,386,382.40 |
September 10 2012 | $19.89 | 487,996,080 | 26,549,208,000 | $528,124,810,298.40 |
September 07 2012 | $20.42 | 329,664,910 | 26,549,208,000 | $542,227,749,588.00 |
September 06 2012 | $20.30 | 391,383,047 | 26,549,208,000 | $538,906,443,667.20 |
September 05 2012 | $20.12 | 336,362,236 | 26,549,208,000 | $534,093,072,256.80 |
September 04 2012 | $20.26 | 367,890,884 | 26,549,208,000 | $537,871,024,555.20 |