Food companies could see a bump in trading today after ConAgra's purchase of Ralcorp Holdings...

|By:, SA News Editor

Food companies could see a bump in trading today after ConAgra's purchase of Ralcorp Holdings raises the profile of the sector. The hefty 28.2% premium paid by ConAgra caught the eye of traders who now wonder if another domino might fall. On watch: Kellogg (K), Post (POST), Treehouse Foods (THS), Kraft (KRFT), Heinz (HNZ).