Sorry, I couldn't find pricing data for that day. The closing price for Apple (AAPL) on December 29, 2017 was $39.77. It was down 0.8% for the day. The latest price is $235.85.
DATE
OPEN
HIGH
LOW
CLOSE
VOLUME
December 29 2017
$40.07
$40.09
$39.77
$39.77
103,999,600
Daily pricing data for Apple dates back to 12/12/1980, and may be incomplete.