	navistar nav up on higher ings opinion navistar international corp s stock rose after brokerage house sanford c bernstein and co raised its ings estimate of the company based on expectations of better truck orders and truck tonnage traders said navistar led the active list with a gain of to on volume of mln shares traders familiar with the opinion said that david eisenberg director of sanford c bernstein and co s institutional strategy committee raised his ings estimates to cts a share for the current fiscal year ending in october he expects navistar to  dlrs a share next year in the company lost cts a share eisenberg was unavailable for comment reuter 
