Anomoly,
Your information is much outdated.
According to CNP 2007 annual report (18/9/2007), CNP’s NTA decreased by 37% from $3.63 a year ago to $2. 29 per Security by 30/6/2007.
I guess this NTA would further decrease to ~$1 by now and would quickly disappear by 15/2/2007 in a fire sale.