Columbia Banking System and Umpqua Holdings Corporation Announce FDIC Approval and Expected Closing Timeline for Combination insurancenewsnet.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from insurancenewsnet.com Daily Mail and Mail on Sunday newspapers.
/PRNewswire/ Columbia Banking System, Inc. ("Columbia") (NASDAQ: COLB), the parent company of Columbia Bank, and Umpqua Holdings Corporation ("Umpqua").