Sorry, I couldn't find pricing data for that day. The closing price for Amazon (AMZN) on November 21, 2018 was $75.84. It was down 1.7% for the day. The latest price is $217.88.
DATE
OPEN
HIGH
LOW
CLOSE
VOLUME
November 21 2018
$77.15
$77.50
$75.75
$75.84
114,335,998
Daily pricing data for Amazon dates back to 5/15/1997, and may be incomplete.