Columbia Banking System Announces $0.36 Per Common Share Dividend

TACOMA, Wash., May 16, 2025 /PRNewswire/ -- Columbia Banking System, Inc. ("Columbia" Nasdaq: COLB), parent company of Umpqua Bank, today announced its Board of Directors has approved a quarterly cash dividend in the amount of $0.36 per common share, payable June 16, 2025, to shareholders...