Sorry, I couldn't find pricing data for that day. The closing price for Apple (AAPL) on December 31, 2009 was $6.33. It was down 1.1% for the day. The latest price is $258.05.
DATE
OPEN
HIGH
LOW
CLOSE
VOLUME
December 31 2009
$6.40
$6.40
$6.32
$6.33
352,410,800
Daily pricing data for Apple dates back to 12/12/1980, and may be incomplete.