	group sells stake in comdata network cdn a group of investment firms which had once sought control of comdata network inc told the securities and exchange commission it sold its remaining share or pct stake in the company the group which had owned as much as pct of the total said it sold the stake on march at dlrs a share last week it sold comdata shares group members are cni partners an investment partnership mason best co a texas investment partnership and houston imperial corp a real estate development firm reuter 
