COLUMBIA BANKING SYSTEM, INC. (COLB) › Operating IncomeCOLUMBIA BANKING SYSTEM, INC. (COLB) — Operating IncomeAnnual figures by period end, from SEC filings.No annual Operating Income data is available for this company yet.Other metrics: RevenueCost of RevenueGross ProfitNet IncomeEPS (Diluted)Total AssetsTotal LiabilitiesShareholders' EquityCash & EquivalentsOperating Cash FlowCapital ExpendituresShares OutstandingDividends Per ShareWeighted Average Diluted SharesEPS (Basic)