Sorry, I couldn't find pricing data for that day. The closing price for Coca-Cola (KO) on August 21, 2009 was $15.13. It was up 0.6% for the day. The latest price is $66.20.
DATE
OPEN
HIGH
LOW
CLOSE
VOLUME
August 21 2009
$15.04
$15.15
$14.93
$15.13
17,650,000
Daily pricing data for Coca-Cola dates back to 1/2/1962, and may be incomplete.