On December 31, 1990, Apple (AAPL) had a market capitalization of $4B, based on 13.17B shares at a price of $0.30.
| DATE | CLOSE | VOLUME | OUTSTANDING | MARKET CAP |
|---|---|---|---|---|
December 1990 | $0.30 | 4,094,092,800 | 13,168,750,000 | $4,004,616,875.00 |
November 1990 | $0.26 | 3,254,608,000 | 13,168,750,000 | $3,422,558,125.00 |
October 1990 | $0.22 | 5,056,116,800 | 13,168,750,000 | $2,854,985,000.00 |
September 1990 | $0.20 | 2,206,948,800 | 13,168,750,000 | $2,691,692,500.00 |
August 1990 | $0.26 | 3,128,339,200 | 13,168,750,000 | $3,435,726,875.00 |
July 1990 | $0.30 | 4,163,812,800 | 13,168,750,000 | $3,887,415,000.00 |
June 1990 | $0.31 | 3,952,054,400 | 13,976,666,700 | $4,397,059,343.82 |
May 1990 | $0.29 | 4,115,630,400 | 13,976,666,700 | $4,051,835,676.33 |
April 1990 | $0.28 | 3,642,475,200 | 13,976,666,700 | $3,857,560,009.20 |
March 1990 | $0.28 | 4,556,473,600 | 14,193,846,200 | $4,004,084,013.02 |
February 1990 | $0.24 | 2,483,891,200 | 14,193,846,200 | $3,382,393,549.46 |
January 1990 | $0.24 | 3,747,497,600 | 14,193,846,200 | $3,372,457,857.12 |
December 1989 | $0.25 | 5,941,185,600 | 14,560,000,000 | $3,586,128,000.00 |
November 1989 | $0.31 | 2,524,939,200 | 14,560,000,000 | $4,501,952,000.00 |
October 1989 | $0.32 | 4,125,049,600 | 14,560,000,000 | $4,718,896,000.00 |
September 1989 | $0.31 | 2,020,849,600 | 14,560,000,000 | $4,515,056,000.00 |
August 1989 | $0.31 | 3,352,305,600 | 14,560,000,000 | $4,515,056,000.00 |
July 1989 | $0.28 | 3,688,630,400 | 14,560,000,000 | $4,024,384,000.00 |
June 1989 | $0.29 | 3,941,280,000 | 13,889,792,000 | $3,983,592,345.60 |
May 1989 | $0.33 | 5,253,382,400 | 13,889,792,000 | $4,611,410,944.00 |
April 1989 | $0.27 | 3,966,424,000 | 13,889,792,000 | $3,758,577,715.20 |
March 1989 | $0.25 | 3,859,676,800 | 14,307,664,000 | $3,536,854,540.80 |
February 1989 | $0.25 | 4,886,268,800 | 14,307,664,000 | $3,598,377,496.00 |
January 1989 | $0.26 | 7,345,833,600 | 14,307,664,000 | $3,737,161,836.80 |
December 1988 | $0.28 | 2,946,070,400 | 14,285,264,000 | $3,978,446,024.00 |