The closing price for Costco Wholesale (COST) on December 31, 2019 was $268.35. It was down 0.4% for the day (down 0.4% from previous close). The latest price is $987.66.
DATE
OPEN
HIGH
LOW
CLOSE
VOLUME
December 31 2019
$269.34
$269.75
$266.76
$268.35
1,550,700
Daily pricing data for Costco Wholesale dates back to 11/27/1985, and may be incomplete.