 Columbia Banking System NASDAQ:COLB Q2 2020 Earnings Conference Call July 23, 2020 1:00 AM ET Company Participants Clint Stein President and Chief Executive Officer Aaron Deer Chief Financial Officer Chris Merrywell Chief Operating Officer Andrew McDonald Chief Credit Officer Conference Call Participants Luke Wooten KBW Jon Arfstrom RBC Capital Markets Levi Posen D.A. 