Date,Symbol,Name,Last Sale,Net Change,% Change,Market Cap,Country,IPO Year,Volume,Sector,Industry 20250729,COLB,Columbia Banking System Inc. Common Stock,$24.35,-0.21,-0.855%,5118389431.0,United States,1992.0,3730449,Finance,Savings Institutions 20250730,COLB,Columbia Banking System Inc. Common Stock,$23.88,-0.47,-1.93%,5019595056.0,United States,1992.0,1857290,Finance,Savings Institutions 20250731,COLB,Columbia Banking System Inc. Common Stock,$23.80,-0.08,-0.335%,5002778992.0,United States,1992.0,2074141,Finance,Savings Institutions