Sorry, I couldn't find pricing data for that day. The closing price for Citigroup (C) on January 6, 2006 was $319.61. It was down 0.5% for the day. The latest price is $79.65.
DATE
OPEN
HIGH
LOW
CLOSE
VOLUME
January 06 2006
$321.32
$321.45
$316.85
$319.61
1,370,220
Daily pricing data for Citigroup dates back to 10/30/1986, and may be incomplete.