Sorry, I couldn't find pricing data for that day. The closing price for Apple (AAPL) on December 31, 1984 was $0.10. The latest price is $343.46.
| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
December 31 1984 | $0.10 | $0.10 | $0.10 | $0.10 | 207,760,000 |
Daily pricing data for Apple dates back to 12/12/1980, and may be incomplete.