Columbia Banking System (NASDAQ:COLB – Get Free Report) and Sound Financial Bancorp (NASDAQ:SFBC – Get Free Report) are both finance companies, but which is the superior investment? We will contrast the two companies based on the strength of their analyst recommendations, dividends, earnings, profitability, valuation, institutional ownership and risk. Get Columbia Banking System alerts: Volatility & RiskColumbia Banking System has a beta of 0.62, meaning that its share price is 38% less volatile than the S ...