On September 30, 2003, Amazon (AMZN) had a market capitalization of $20.5B, based on 8.46B shares at a price of $2.42.
| DATE | CLOSE | VOLUME | OUTSTANDING | MARKET CAP |
|---|---|---|---|---|
September 30 2003 | $2.42 | 185,290,237 | 8,456,040,000 | $20,476,300,860.00 |
September 29 2003 | $2.49 | 180,869,597 | 8,456,040,000 | $21,080,907,720.00 |
September 26 2003 | $2.43 | 268,800,376 | 8,456,040,000 | $20,531,265,120.00 |
September 25 2003 | $2.50 | 220,719,397 | 8,456,040,000 | $21,161,240,100.00 |
September 24 2003 | $2.48 | 306,704,996 | 8,456,040,000 | $20,975,207,220.00 |
September 23 2003 | $2.52 | 406,047,614 | 8,456,040,000 | $21,326,132,880.00 |
September 22 2003 | $2.37 | 184,866,277 | 8,456,040,000 | $20,069,565,336.00 |
September 19 2003 | $2.38 | 125,227,078 | 8,456,040,000 | $20,116,919,160.00 |
September 18 2003 | $2.39 | 180,870,717 | 8,456,040,000 | $20,247,987,780.00 |
September 17 2003 | $2.31 | 146,731,678 | 8,456,040,000 | $19,516,540,320.00 |
September 16 2003 | $2.31 | 155,116,078 | 8,456,040,000 | $19,550,364,480.00 |
September 15 2003 | $2.28 | 88,543,539 | 8,456,040,000 | $19,241,719,020.00 |
September 12 2003 | $2.28 | 135,419,998 | 8,456,040,000 | $19,313,595,360.00 |
September 11 2003 | $2.26 | 232,303,797 | 8,456,040,000 | $19,106,422,380.00 |
September 10 2003 | $2.31 | 160,059,678 | 8,456,040,000 | $19,541,908,440.00 |
September 09 2003 | $2.33 | 162,017,618 | 8,456,040,000 | $19,736,397,360.00 |
September 08 2003 | $2.36 | 148,881,918 | 8,456,040,000 | $19,990,078,560.00 |
September 05 2003 | $2.33 | 162,114,398 | 8,456,040,000 | $19,668,749,040.00 |
September 04 2003 | $2.36 | 205,515,797 | 8,456,040,000 | $19,994,306,580.00 |
September 03 2003 | $2.31 | 213,959,797 | 8,456,040,000 | $19,529,224,380.00 |
September 02 2003 | $2.37 | 189,202,217 | 8,456,040,000 | $20,011,218,660.00 |
