Columbia Banking System Announces Date of First Quarter 2023 Earnings Release and Conference Call

TACOMA, Wash., March 31, 2023 /PRNewswire/ — Columbia Banking System, Inc. (“Columbia” Nasdaq: COLB), parent company of Umpqua Bank, today announced it will release first quarter 2023 financial results on Wednesday, April 26, 2023, after market close. The Company will host a conference…