Sorry, I couldn't find pricing data for that day. The closing price for QQQ on October 13, 2000 was $68.81. It was up 8.8% for the day. The latest price is $610.05.
DATE
OPEN
HIGH
LOW
CLOSE
VOLUME
October 13 2000
$63.25
$69.12
$63.20
$68.81
42,410,102
Daily pricing data for QQQ dates back to 3/10/1999, and may be incomplete.