Listed

Columbia Banking System, Inc.

COLBNasdaqCIK 887343FinancialsFiscal year ends Dec 31

Standardized line items from XBRL company facts, the last twelve quarters. Negative values are in parentheses. A figure marked d is derived from year-to-date figures.

Income statement

Net income$208.0m, Q2 FY2026
Columbia Banking System, Inc., income statement, quarterly
Line itemUnitQ3 FY20232023-09-30Q4 FY20232023-12-31Q1 FY20242024-03-31Q2 FY20242024-06-30Q3 FY20242024-09-30Q4 FY20242024-12-31Q1 FY20252025-03-31Q2 FY20252025-06-30Q3 FY20252025-09-30Q4 FY20252025-12-31Q1 FY20262026-03-31Q2 FY20262026-06-30
Interest expense$m215Interest expense, Q3 FY2023, three months to 2023-09-30$215.1m. XBRL concept us-gaap:InterestExpense. 10-Q filed 2024-11-05, accession 0000887343-24-000262.Report this figure238Interest expense, Q4 FY2023, three months to 2023-12-31$238.0m. XBRL concept us-gaap:InterestExpense. 10-K filed 2024-02-27, accession 0000887343-24-000089. Derived: 12-month figure less the 9-month figure.Report this figure261Interest expense, Q1 FY2024, three months to 2024-03-31$260.9m. XBRL concept us-gaap:InterestExpense. 10-Q filed 2024-05-07, accession 0000887343-24-000183.Report this figure268Interest expense, Q2 FY2024, three months to 2024-06-30$268.1m. XBRL concept us-gaap:InterestExpense. 10-Q filed 2024-08-06, accession 0000887343-24-000245.Report this figure269Interest expense, Q3 FY2024, three months to 2024-09-30$268.7m. XBRL concept us-gaap:InterestExpense. 10-Q filed 2024-11-05, accession 0000887343-24-000262.Report this figurenot reportednot reportednot reportednot reportednot reportednot reportednot reported
Income tax$m48.1Income tax, Q3 FY2023, three months to 2023-09-30$48.1m. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2024-11-05, accession 0000887343-24-000262.Report this figure33.1Income tax, Q4 FY2023, three months to 2023-12-31$33.1m. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-K filed 2026-02-26, accession 0000887343-26-000088. Derived: 12-month figure less the 9-month figure.Report this figure45.0Income tax, Q1 FY2024, three months to 2024-03-31$45.0m. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2025-05-06, accession 0000887343-25-000166.Report this figure40.9Income tax, Q2 FY2024, three months to 2024-06-30$40.9m. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2025-08-06, accession 0000887343-25-000233.Report this figure50.0Income tax, Q3 FY2024, three months to 2024-09-30$50.0m. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2025-11-06, accession 0000887343-25-000268.Report this figure49.0Income tax, Q4 FY2024, three months to 2024-12-31$49.0m. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-K filed 2026-02-26, accession 0000887343-26-000088. Derived: 12-month figure less the 9-month figure.Report this figure37.0Income tax, Q1 FY2025, three months to 2025-03-31$37.0m. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2026-05-05, accession 0000887343-26-000135.Report this figure51.0Income tax, Q2 FY2025, three months to 2025-06-30$51.0m. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2026-08-04, accession 0000887343-26-000170.Report this figure23.0Income tax, Q3 FY2025, three months to 2025-09-30$23.0m. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2025-11-06, accession 0000887343-25-000268.Report this figure67.0Income tax, Q4 FY2025, three months to 2025-12-31$67.0m. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-K filed 2026-02-26, accession 0000887343-26-000088. Derived: 12-month figure less the 9-month figure.Report this figure63.0Income tax, Q1 FY2026, three months to 2026-03-31$63.0m. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2026-05-05, accession 0000887343-26-000135.Report this figure67.0Income tax, Q2 FY2026, three months to 2026-06-30$67.0m. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2026-08-04, accession 0000887343-26-000170.Report this figure
Net income$m136Net income, Q3 FY2023, three months to 2023-09-30$135.8m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2024-11-05, accession 0000887343-24-000262.Report this figure93.5Net income, Q4 FY2023, three months to 2023-12-31$93.5m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2024-11-05, accession 0000887343-24-000262.Report this figure124Net income, Q1 FY2024, three months to 2024-03-31$124.0m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2025-11-06, accession 0000887343-25-000268.Report this figure121Net income, Q2 FY2024, three months to 2024-06-30$121.0m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2025-11-06, accession 0000887343-25-000268.Report this figure146Net income, Q3 FY2024, three months to 2024-09-30$146.0m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2025-11-06, accession 0000887343-25-000268.Report this figure143Net income, Q4 FY2024, three months to 2024-12-31$143.0m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2025-11-06, accession 0000887343-25-000268.Report this figure87.0Net income, Q1 FY2025, three months to 2025-03-31$87.0m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-08-04, accession 0000887343-26-000170.Report this figure152Net income, Q2 FY2025, three months to 2025-06-30$152.0m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-08-04, accession 0000887343-26-000170.Report this figure96.0Net income, Q3 FY2025, three months to 2025-09-30$96.0m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-08-04, accession 0000887343-26-000170.Report this figure215Net income, Q4 FY2025, three months to 2025-12-31$215.0m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-08-04, accession 0000887343-26-000170.Report this figure192Net income, Q1 FY2026, three months to 2026-03-31$192.0m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-08-04, accession 0000887343-26-000170.Report this figure208Net income, Q2 FY2026, three months to 2026-06-30$208.0m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-08-04, accession 0000887343-26-000170.Report this figure
Diluted EPS$ per share0.65Diluted EPS, Q3 FY2023, three months to 2023-09-30$0.65 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2024-11-05, accession 0000887343-24-000262.Report this figurenot reported0.59Diluted EPS, Q1 FY2024, three months to 2024-03-31$0.59 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2025-05-06, accession 0000887343-25-000166.Report this figure0.57Diluted EPS, Q2 FY2024, three months to 2024-06-30$0.57 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2025-08-06, accession 0000887343-25-000233.Report this figure0.70Diluted EPS, Q3 FY2024, three months to 2024-09-30$0.70 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2025-11-06, accession 0000887343-25-000268.Report this figurenot reported0.41Diluted EPS, Q1 FY2025, three months to 2025-03-31$0.41 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-05-05, accession 0000887343-26-000135.Report this figure0.73Diluted EPS, Q2 FY2025, three months to 2025-06-30$0.73 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-08-04, accession 0000887343-26-000170.Report this figure0.40Diluted EPS, Q3 FY2025, three months to 2025-09-30$0.40 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2025-11-06, accession 0000887343-25-000268.Report this figurenot reported0.66Diluted EPS, Q1 FY2026, three months to 2026-03-31$0.66 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-05-05, accession 0000887343-26-000135.Report this figure0.73Diluted EPS, Q2 FY2026, three months to 2026-06-30$0.73 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-08-04, accession 0000887343-26-000170.Report this figure
Basic EPS$ per share0.65Basic EPS, Q3 FY2023, three months to 2023-09-30$0.65 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2024-11-05, accession 0000887343-24-000262.Report this figurenot reported0.60Basic EPS, Q1 FY2024, three months to 2024-03-31$0.60 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2025-05-06, accession 0000887343-25-000166.Report this figure0.58Basic EPS, Q2 FY2024, three months to 2024-06-30$0.58 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2025-08-06, accession 0000887343-25-000233.Report this figure0.70Basic EPS, Q3 FY2024, three months to 2024-09-30$0.70 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2025-11-06, accession 0000887343-25-000268.Report this figurenot reported0.41Basic EPS, Q1 FY2025, three months to 2025-03-31$0.41 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2026-05-05, accession 0000887343-26-000135.Report this figure0.73Basic EPS, Q2 FY2025, three months to 2025-06-30$0.73 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2026-08-04, accession 0000887343-26-000170.Report this figure0.40Basic EPS, Q3 FY2025, three months to 2025-09-30$0.40 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2025-11-06, accession 0000887343-25-000268.Report this figurenot reported0.66Basic EPS, Q1 FY2026, three months to 2026-03-31$0.66 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2026-05-05, accession 0000887343-26-000135.Report this figure0.73Basic EPS, Q2 FY2026, three months to 2026-06-30$0.73 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2026-08-04, accession 0000887343-26-000170.Report this figure

Balance sheet

Cash and equivalents$1.77bn, Q2 FY2026
Shareholders' equity$7.55bn, Q2 FY2026
Columbia Banking System, Inc., balance sheet, quarterly
Line itemUnitQ3 FY20232023-09-30FY20232023-12-31Q1 FY20242024-03-31Q2 FY20242024-06-30Q3 FY20242024-09-30FY20242024-12-31Q1 FY20252025-03-31Q2 FY20252025-06-30Q3 FY20252025-09-30FY20252025-12-31Q1 FY20262026-03-31Q2 FY20262026-06-30
Cash and equivalents$bn2.4Cash and equivalents, Q3 FY2023, at 2023-09-30$2.40bn. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2023-11-03, accession 0000887343-23-000307.Report this figure2.2Cash and equivalents, FY2023, at 2023-12-31$2.16bn. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-K filed 2025-02-25, accession 0000887343-25-000054.Report this figure2.2Cash and equivalents, Q1 FY2024, at 2024-03-31$2.20bn. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2024-05-07, accession 0000887343-24-000183.Report this figure2.1Cash and equivalents, Q2 FY2024, at 2024-06-30$2.07bn. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2024-08-06, accession 0000887343-24-000245.Report this figure2.1Cash and equivalents, Q3 FY2024, at 2024-09-30$2.11bn. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2024-11-05, accession 0000887343-24-000262.Report this figure1.9Cash and equivalents, FY2024, at 2024-12-31$1.88bn. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-K filed 2026-02-26, accession 0000887343-26-000088.Report this figure2.1Cash and equivalents, Q1 FY2025, at 2025-03-31$2.07bn. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2025-05-06, accession 0000887343-25-000166.Report this figure1.9Cash and equivalents, Q2 FY2025, at 2025-06-30$1.94bn. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2025-08-06, accession 0000887343-25-000233.Report this figure2.3Cash and equivalents, Q3 FY2025, at 2025-09-30$2.34bn. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2025-11-06, accession 0000887343-25-000268.Report this figure2.4Cash and equivalents, FY2025, at 2025-12-31$2.38bn. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2026-08-04, accession 0000887343-26-000170.Report this figure2.1Cash and equivalents, Q1 FY2026, at 2026-03-31$2.10bn. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2026-05-05, accession 0000887343-26-000135.Report this figure1.8Cash and equivalents, Q2 FY2026, at 2026-06-30$1.77bn. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2026-08-04, accession 0000887343-26-000170.Report this figure
Total assets$bn52.0Total assets, Q3 FY2023, at 2023-09-30$51.99bn. XBRL concept us-gaap:Assets. 10-Q filed 2023-11-03, accession 0000887343-23-000307.Report this figure52.2Total assets, FY2023, at 2023-12-31$52.17bn. XBRL concept us-gaap:Assets. 10-K filed 2025-02-25, accession 0000887343-25-000054.Report this figure52.2Total assets, Q1 FY2024, at 2024-03-31$52.22bn. XBRL concept us-gaap:Assets. 10-Q filed 2024-05-07, accession 0000887343-24-000183.Report this figure52.0Total assets, Q2 FY2024, at 2024-06-30$52.05bn. XBRL concept us-gaap:Assets. 10-Q filed 2024-08-06, accession 0000887343-24-000245.Report this figure51.9Total assets, Q3 FY2024, at 2024-09-30$51.91bn. XBRL concept us-gaap:Assets. 10-Q filed 2024-11-05, accession 0000887343-24-000262.Report this figure51.6Total assets, FY2024, at 2024-12-31$51.58bn. XBRL concept us-gaap:Assets. 10-K filed 2026-02-26, accession 0000887343-26-000088.Report this figure51.5Total assets, Q1 FY2025, at 2025-03-31$51.52bn. XBRL concept us-gaap:Assets. 10-Q filed 2025-05-06, accession 0000887343-25-000166.Report this figure51.9Total assets, Q2 FY2025, at 2025-06-30$51.90bn. XBRL concept us-gaap:Assets. 10-Q filed 2025-08-06, accession 0000887343-25-000233.Report this figure67.5Total assets, Q3 FY2025, at 2025-09-30$67.50bn. XBRL concept us-gaap:Assets. 10-Q filed 2025-11-06, accession 0000887343-25-000268.Report this figure66.8Total assets, FY2025, at 2025-12-31$66.83bn. XBRL concept us-gaap:Assets. 10-Q filed 2026-08-04, accession 0000887343-26-000170.Report this figure66.0Total assets, Q1 FY2026, at 2026-03-31$66.03bn. XBRL concept us-gaap:Assets. 10-Q filed 2026-05-05, accession 0000887343-26-000135.Report this figure65.4Total assets, Q2 FY2026, at 2026-06-30$65.38bn. XBRL concept us-gaap:Assets. 10-Q filed 2026-08-04, accession 0000887343-26-000170.Report this figure
Total liabilities$bn47.4Total liabilities, Q3 FY2023, at 2023-09-30$47.36bn. XBRL concept us-gaap:Liabilities. 10-Q filed 2023-11-03, accession 0000887343-23-000307.Report this figure47.2Total liabilities, FY2023, at 2023-12-31$47.18bn. XBRL concept us-gaap:Liabilities. 10-K filed 2025-02-25, accession 0000887343-25-000054.Report this figure47.3Total liabilities, Q1 FY2024, at 2024-03-31$47.27bn. XBRL concept us-gaap:Liabilities. 10-Q filed 2024-05-07, accession 0000887343-24-000183.Report this figure47.1Total liabilities, Q2 FY2024, at 2024-06-30$47.07bn. XBRL concept us-gaap:Liabilities. 10-Q filed 2024-08-06, accession 0000887343-24-000245.Report this figure46.6Total liabilities, Q3 FY2024, at 2024-09-30$46.63bn. XBRL concept us-gaap:Liabilities. 10-Q filed 2024-11-05, accession 0000887343-24-000262.Report this figure46.5Total liabilities, FY2024, at 2024-12-31$46.46bn. XBRL concept us-gaap:Liabilities. 10-K filed 2026-02-26, accession 0000887343-26-000088.Report this figure46.3Total liabilities, Q1 FY2025, at 2025-03-31$46.28bn. XBRL concept us-gaap:Liabilities. 10-Q filed 2025-05-06, accession 0000887343-25-000166.Report this figure46.6Total liabilities, Q2 FY2025, at 2025-06-30$46.56bn. XBRL concept us-gaap:Liabilities. 10-Q filed 2025-08-06, accession 0000887343-25-000233.Report this figure59.7Total liabilities, Q3 FY2025, at 2025-09-30$59.71bn. XBRL concept us-gaap:Liabilities. 10-Q filed 2025-11-06, accession 0000887343-25-000268.Report this figure59.0Total liabilities, FY2025, at 2025-12-31$58.99bn. XBRL concept us-gaap:Liabilities. 10-Q filed 2026-08-04, accession 0000887343-26-000170.Report this figure58.4Total liabilities, Q1 FY2026, at 2026-03-31$58.36bn. XBRL concept us-gaap:Liabilities. 10-Q filed 2026-05-05, accession 0000887343-26-000135.Report this figure57.8Total liabilities, Q2 FY2026, at 2026-06-30$57.83bn. XBRL concept us-gaap:Liabilities. 10-Q filed 2026-08-04, accession 0000887343-26-000170.Report this figure
Long-term debt$bnnot reportednot reportednot reportednot reportednot reportednot reportednot reportednot reportednot reportednot reportednot reportednot reported
Short-term borrowings$bn0.0Short-term borrowings, Q3 FY2023, at 2023-09-30$35.0m. XBRL concept us-gaap:ShortTermBorrowings. 10-Q filed 2023-11-03, accession 0000887343-23-000307.Report this figurenot reportednot reportednot reportednot reportednot reportednot reportednot reportednot reportednot reportednot reportednot reported
Shareholders' equity$bn4.6Shareholders' equity, Q3 FY2023, at 2023-09-30$4.63bn. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2023-11-03, accession 0000887343-23-000307.Report this figure5.0Shareholders' equity, FY2023, at 2023-12-31$5.00bn. XBRL concept us-gaap:StockholdersEquity. 10-K filed 2025-02-25, accession 0000887343-25-000054.Report this figure5.0Shareholders' equity, Q1 FY2024, at 2024-03-31$4.96bn. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2024-05-07, accession 0000887343-24-000183.Report this figure5.0Shareholders' equity, Q2 FY2024, at 2024-06-30$4.98bn. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2024-08-06, accession 0000887343-24-000245.Report this figure5.3Shareholders' equity, Q3 FY2024, at 2024-09-30$5.27bn. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2024-11-05, accession 0000887343-24-000262.Report this figure5.1Shareholders' equity, FY2024, at 2024-12-31$5.12bn. XBRL concept us-gaap:StockholdersEquity. 10-K filed 2026-02-26, accession 0000887343-26-000088.Report this figure5.2Shareholders' equity, Q1 FY2025, at 2025-03-31$5.24bn. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2025-05-06, accession 0000887343-25-000166.Report this figure5.3Shareholders' equity, Q2 FY2025, at 2025-06-30$5.34bn. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2025-08-06, accession 0000887343-25-000233.Report this figure7.8Shareholders' equity, Q3 FY2025, at 2025-09-30$7.79bn. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2025-11-06, accession 0000887343-25-000268.Report this figure7.8Shareholders' equity, FY2025, at 2025-12-31$7.84bn. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2026-08-04, accession 0000887343-26-000170.Report this figure7.7Shareholders' equity, Q1 FY2026, at 2026-03-31$7.66bn. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2026-05-05, accession 0000887343-26-000135.Report this figure7.6Shareholders' equity, Q2 FY2026, at 2026-06-30$7.55bn. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2026-08-04, accession 0000887343-26-000170.Report this figure

Cash flow

Operating cash flow$295.0m, Q2 FY2026
Share repurchases$203.0m, Q2 FY2026
Columbia Banking System, Inc., cash flow, quarterly
Line itemUnitQ3 FY20232023-09-30Q4 FY20232023-12-31Q1 FY20242024-03-31Q2 FY20242024-06-30Q3 FY20242024-09-30Q4 FY20242024-12-31Q1 FY20252025-03-31Q2 FY20252025-06-30Q3 FY20252025-09-30Q4 FY20252025-12-31Q1 FY20262026-03-31Q2 FY20262026-06-30
Operating cash flow$m350Operating cash flow, Q3 FY2023, three months to 2023-09-30$350.1m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2024-11-05, accession 0000887343-24-000262. Derived: 9-month figure less the 6-month figure.Report this figure92.5Operating cash flow, Q4 FY2023, three months to 2023-12-31$92.5m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-K filed 2026-02-26, accession 0000887343-26-000088. Derived: 12-month figure less the 9-month figure.Report this figure186Operating cash flow, Q1 FY2024, three months to 2024-03-31$185.5m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2025-05-06, accession 0000887343-25-000166.Report this figure150Operating cash flow, Q2 FY2024, three months to 2024-06-30$150.3m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2025-08-06, accession 0000887343-25-000233. Derived: 6-month figure less the 3-month figure.Report this figure67.2Operating cash flow, Q3 FY2024, three months to 2024-09-30$67.2m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2025-11-06, accession 0000887343-25-000268. Derived: 9-month figure less the 6-month figure.Report this figure256Operating cash flow, Q4 FY2024, three months to 2024-12-31$256.0m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-K filed 2026-02-26, accession 0000887343-26-000088. Derived: 12-month figure less the 9-month figure.Report this figure122Operating cash flow, Q1 FY2025, three months to 2025-03-31$122.0m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2026-05-05, accession 0000887343-26-000135.Report this figure107Operating cash flow, Q2 FY2025, three months to 2025-06-30$107.0m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2026-08-04, accession 0000887343-26-000170. Derived: 6-month figure less the 3-month figure.Report this figure236Operating cash flow, Q3 FY2025, three months to 2025-09-30$236.0m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2025-11-06, accession 0000887343-25-000268. Derived: 9-month figure less the 6-month figure.Report this figure281Operating cash flow, Q4 FY2025, three months to 2025-12-31$281.0m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-K filed 2026-02-26, accession 0000887343-26-000088. Derived: 12-month figure less the 9-month figure.Report this figure494Operating cash flow, Q1 FY2026, three months to 2026-03-31$494.0m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2026-05-05, accession 0000887343-26-000135.Report this figure295Operating cash flow, Q2 FY2026, three months to 2026-06-30$295.0m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2026-08-04, accession 0000887343-26-000170. Derived: 6-month figure less the 3-month figure.Report this figure
Capital expenditure$mnot reportednot reportednot reportednot reportednot reportednot reportednot reportednot reportednot reportednot reportednot reportednot reported
Dividends paid$m74.9Dividends paid, Q3 FY2023, three months to 2023-09-30$74.9m. XBRL concept us-gaap:PaymentsOfDividendsCommonStock. 10-Q filed 2024-11-05, accession 0000887343-24-000262. Derived: 9-month figure less the 6-month figure.Report this figure74.6Dividends paid, Q4 FY2023, three months to 2023-12-31$74.6m. XBRL concept us-gaap:PaymentsOfDividendsCommonStock. 10-K filed 2026-02-26, accession 0000887343-26-000088. Derived: 12-month figure less the 9-month figure.Report this figure75.0Dividends paid, Q1 FY2024, three months to 2024-03-31$75.0m. XBRL concept us-gaap:PaymentsOfDividendsCommonStock. 10-Q filed 2025-05-06, accession 0000887343-25-000166.Report this figure75.1Dividends paid, Q2 FY2024, three months to 2024-06-30$75.1m. XBRL concept us-gaap:PaymentsOfDividendsCommonStock. 10-Q filed 2025-08-06, accession 0000887343-25-000233. Derived: 6-month figure less the 3-month figure.Report this figure74.9Dividends paid, Q3 FY2024, three months to 2024-09-30$74.9m. XBRL concept us-gaap:PaymentsOfDividendsCommonStock. 10-Q filed 2025-11-06, accession 0000887343-25-000268. Derived: 9-month figure less the 6-month figure.Report this figure75.0Dividends paid, Q4 FY2024, three months to 2024-12-31$75.0m. XBRL concept us-gaap:PaymentsOfDividendsCommonStock. 10-K filed 2026-02-26, accession 0000887343-26-000088. Derived: 12-month figure less the 9-month figure.Report this figure75.0Dividends paid, Q1 FY2025, three months to 2025-03-31$75.0m. XBRL concept us-gaap:PaymentsOfDividendsCommonStock. 10-Q filed 2026-05-05, accession 0000887343-26-000135.Report this figure75.0Dividends paid, Q2 FY2025, three months to 2025-06-30$75.0m. XBRL concept us-gaap:PaymentsOfDividendsCommonStock. 10-Q filed 2026-08-04, accession 0000887343-26-000170. Derived: 6-month figure less the 3-month figure.Report this figure76.0Dividends paid, Q3 FY2025, three months to 2025-09-30$76.0m. XBRL concept us-gaap:PaymentsOfDividendsCommonStock. 10-Q filed 2025-11-06, accession 0000887343-25-000268. Derived: 9-month figure less the 6-month figure.Report this figure109Dividends paid, Q4 FY2025, three months to 2025-12-31$109.0m. XBRL concept us-gaap:PaymentsOfDividendsCommonStock. 10-K filed 2026-02-26, accession 0000887343-26-000088. Derived: 12-month figure less the 9-month figure.Report this figure107Dividends paid, Q1 FY2026, three months to 2026-03-31$107.0m. XBRL concept us-gaap:PaymentsOfDividendsCommonStock. 10-Q filed 2026-05-05, accession 0000887343-26-000135.Report this figure105Dividends paid, Q2 FY2026, three months to 2026-06-30$105.0m. XBRL concept us-gaap:PaymentsOfDividendsCommonStock. 10-Q filed 2026-08-04, accession 0000887343-26-000170. Derived: 6-month figure less the 3-month figure.Report this figure
Share repurchases$m0.1Share repurchases, Q3 FY2023, three months to 2023-09-30$148.0k. XBRL concept us-gaap:PaymentsForRepurchaseOfCommonStock. 10-Q filed 2024-11-05, accession 0000887343-24-000262. Derived: 9-month figure less the 6-month figure.Report this figure(0.1)Share repurchases, Q4 FY2023, three months to 2023-12-31−$106.0k. XBRL concept us-gaap:PaymentsForRepurchaseOfCommonStock. 10-K filed 2026-02-26, accession 0000887343-26-000088. Derived: 12-month figure less the 9-month figure.Report this figure4.8Share repurchases, Q1 FY2024, three months to 2024-03-31$4.8m. XBRL concept us-gaap:PaymentsForRepurchaseOfCommonStock. 10-Q filed 2025-05-06, accession 0000887343-25-000166.Report this figure0.8Share repurchases, Q2 FY2024, three months to 2024-06-30$767.0k. XBRL concept us-gaap:PaymentsForRepurchaseOfCommonStock. 10-Q filed 2025-08-06, accession 0000887343-25-000233. Derived: 6-month figure less the 3-month figure.Report this figure0.4Share repurchases, Q3 FY2024, three months to 2024-09-30$386.0k. XBRL concept us-gaap:PaymentsForRepurchaseOfCommonStock. 10-Q filed 2025-11-06, accession 0000887343-25-000268. Derived: 9-month figure less the 6-month figure.Report this figure0.0Share repurchases, Q4 FY2024, three months to 2024-12-31$0. XBRL concept us-gaap:PaymentsForRepurchaseOfCommonStock. 10-K filed 2026-02-26, accession 0000887343-26-000088. Derived: 12-month figure less the 9-month figure.Report this figure7.0Share repurchases, Q1 FY2025, three months to 2025-03-31$7.0m. XBRL concept us-gaap:PaymentsForRepurchaseOfCommonStock. 10-Q filed 2026-05-05, accession 0000887343-26-000135.Report this figure2.0Share repurchases, Q2 FY2025, three months to 2025-06-30$2.0m. XBRL concept us-gaap:PaymentsForRepurchaseOfCommonStock. 10-Q filed 2026-08-04, accession 0000887343-26-000170. Derived: 6-month figure less the 3-month figure.Report this figure0.0Share repurchases, Q3 FY2025, three months to 2025-09-30$0. XBRL concept us-gaap:PaymentsForRepurchaseOfCommonStock. 10-Q filed 2025-11-06, accession 0000887343-25-000268. Derived: 9-month figure less the 6-month figure.Report this figure100Share repurchases, Q4 FY2025, three months to 2025-12-31$100.0m. XBRL concept us-gaap:PaymentsForRepurchaseOfCommonStock. 10-K filed 2026-02-26, accession 0000887343-26-000088. Derived: 12-month figure less the 9-month figure.Report this figure215Share repurchases, Q1 FY2026, three months to 2026-03-31$215.0m. XBRL concept us-gaap:PaymentsForRepurchaseOfCommonStock. 10-Q filed 2026-05-05, accession 0000887343-26-000135.Report this figure203Share repurchases, Q2 FY2026, three months to 2026-06-30$203.0m. XBRL concept us-gaap:PaymentsForRepurchaseOfCommonStock. 10-Q filed 2026-08-04, accession 0000887343-26-000170. Derived: 6-month figure less the 3-month figure.Report this figure

Shares

Diluted shares (weighted)286.47m, Q2 FY2026
Columbia Banking System, Inc., shares, quarterly
Line itemUnitQ3 FY20222022-09-30Q1 FY20232023-03-31Q2 FY20232023-06-30Q3 FY20232023-09-30Q1 FY20242024-03-31Q2 FY20242024-06-30Q3 FY20242024-09-30Q1 FY20252025-03-31Q2 FY20252025-06-30Q3 FY20252025-09-30Q1 FY20262026-03-31Q2 FY20262026-06-30
Diluted shares (weighted)m shares130Diluted shares (weighted), Q3 FY2022, three months to 2022-09-30129,733,000 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2023-11-03, accession 0000887343-23-000307.Report this figure156Diluted shares (weighted), Q1 FY2023, three months to 2023-03-31156,383,000 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2024-05-07, accession 0000887343-24-000183.Report this figure209Diluted shares (weighted), Q2 FY2023, three months to 2023-06-30208,545,000 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2024-08-06, accession 0000887343-24-000245.Report this figure209Diluted shares (weighted), Q3 FY2023, three months to 2023-09-30208,645,000 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2024-11-05, accession 0000887343-24-000262.Report this figure209Diluted shares (weighted), Q1 FY2024, three months to 2024-03-31208,956,000 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2025-05-06, accession 0000887343-25-000166.Report this figure209Diluted shares (weighted), Q2 FY2024, three months to 2024-06-30209,011,000 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2025-08-06, accession 0000887343-25-000233.Report this figure209Diluted shares (weighted), Q3 FY2024, three months to 2024-09-30209,454,000 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2025-11-06, accession 0000887343-25-000268.Report this figure210Diluted shares (weighted), Q1 FY2025, three months to 2025-03-31210,023,000 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2026-05-05, accession 0000887343-26-000135.Report this figure210Diluted shares (weighted), Q2 FY2025, three months to 2025-06-30209,975,000 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2026-08-04, accession 0000887343-26-000170.Report this figure239Diluted shares (weighted), Q3 FY2025, three months to 2025-09-30238,925,000 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2025-11-06, accession 0000887343-25-000268.Report this figure292Diluted shares (weighted), Q1 FY2026, three months to 2026-03-31292,160,000 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2026-05-05, accession 0000887343-26-000135.Report this figure286Diluted shares (weighted), Q2 FY2026, three months to 2026-06-30286,472,000 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2026-08-04, accession 0000887343-26-000170.Report this figure

Shares outstanding: 282.90mShares outstanding, period not labelled, at 2026-07-31282,902,268 shares. XBRL concept dei:EntityCommonStockSharesOutstanding. 10-Q filed 2026-08-04, accession 0000887343-26-000170.Report this figure at Jul 31, 2026, from the cover of the 10-Q filed Aug 4, 2026.

Source: SEC EDGAR, XBRL company facts. Last ingested by Listed: Oct 24, 2026, 15:27 ET. Listed shows no prices and gives no investment advice.