| Data | Ora | Fonte | Titolo | Simbolo | Compagnia |
| 05/11/2024 | 22:36 | Edgar (US Regulatory) | Form 10-Q - Quarterly report [Sections 13 or 15(d)] | NASDAQ:COLB | Columbia Banking System Inc |
| 31/10/2024 | 23:34 | Edgar (US Regulatory) | Form 4 - Statement of changes in beneficial ownership of securities | NASDAQ:COLB | Columbia Banking System Inc |
| 24/10/2024 | 18:41 | Edgar (US Regulatory) | Form 8-K - Current report | NASDAQ:COLB | Columbia Banking System Inc |
| 24/10/2024 | 14:15 | PR Newswire (US) | COLUMBIA BANKING SYSTEM, INC. REPORTS THIRD QUARTER 2024 RESULTS | NASDAQ:COLB | Columbia Banking System Inc |
| 30/09/2024 | 14:15 | PR Newswire (US) | Columbia Banking System Announces Date of Third Quarter 2024 Earnings Release and Conference Call | NASDAQ:COLB | Columbia Banking System Inc |
| 18/09/2024 | 18:00 | PR Newswire (US) | Umpqua Bank Targets Arizona for Expansion with the Opening of Three New Branches | NASDAQ:COLB | Columbia Banking System Inc |
| 05/09/2024 | 20:03 | PR Newswire (US) | Umpqua Bank Bolsters North Coast Wine Specialty Group With Addition of Six Experienced Bankers | NASDAQ:COLB | Columbia Banking System Inc |
| 23/08/2024 | 14:15 | PR Newswire (US) | Columbia Banking System to Present at the Barclays Global Financial Services Conference on September 10, 2024 | NASDAQ:COLB | Columbia Banking System Inc |
| 12/08/2024 | 14:15 | PR Newswire (US) | Columbia Banking System Announces $0.36 Per Common Share Dividend | NASDAQ:COLB | Columbia Banking System Inc |
| 25/07/2024 | 22:01 | PR Newswire (US) | COLUMBIA BANKING SYSTEM, INC. REPORTS SECOND QUARTER 2024 RESULTS | NASDAQ:COLB | Columbia Banking System Inc |
| 28/06/2024 | 14:15 | PR Newswire (US) | Columbia Banking System Announces Date of Second Quarter 2024 Earnings Release and Conference Call | NASDAQ:COLB | Columbia Banking System Inc |
| 13/06/2024 | 15:00 | PR Newswire (US) | Umpqua Bank 2024 Business Barometer: U.S. Middle Market Optimism Surges, While Small Businesses Proceed Cautiously | NASDAQ:COLB | Columbia Banking System Inc |
| 09/05/2024 | 13:22 | Edgar (US Regulatory) | Form S-8 - Securities to be offered to employees in employee benefit plans | NASDAQ:COLB | Columbia Banking System Inc |
| 02/05/2024 | 18:00 | PR Newswire (US) | Global Finance Names Umpqua Bank Best U.S. Regional Bank in the Far West | NASDAQ:COLB | Columbia Banking System Inc |
| 25/04/2024 | 22:02 | PR Newswire (US) | COLUMBIA BANKING SYSTEM, INC. REPORTS FIRST QUARTER 2024 RESULTS | NASDAQ:COLB | Columbia Banking System Inc |
| 08/04/2024 | 18:45 | PR Newswire (US) | Newsweek Names Umpqua Bank One of America's Most Trustworthy Companies for Second Year in a Row | NASDAQ:COLB | Columbia Banking System Inc |
| 01/04/2024 | 14:15 | PR Newswire (US) | Columbia Banking System Announces Date of First Quarter 2024 Earnings Release and Conference Call | NASDAQ:COLB | Columbia Banking System Inc |
| 27/02/2024 | 22:32 | Edgar (US Regulatory) | Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405] | NASDAQ:COLB | Columbia Banking System Inc |
| 27/02/2024 | 14:15 | PR Newswire (US) | Columbia Banking System to Present at Upcoming Institutional Investor Conferences on March 5-6, 2024 | NASDAQ:COLB | Columbia Banking System Inc |
| 26/02/2024 | 23:31 | PR Newswire (US) | Umpqua Bank Announces Retirement of Chief Integration Officer Eric Eid | NASDAQ:COLB | Columbia Banking System Inc |
| 15/02/2024 | 03:56 | Edgar (US Regulatory) | Form 5 - Annual statement of changes in beneficial ownership of securities | NASDAQ:COLB | Columbia Banking System Inc |
| 30/01/2024 | 18:42 | Edgar (US Regulatory) | Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend] | NASDAQ:COLB | Columbia Banking System Inc |
| 24/01/2024 | 22:02 | PR Newswire (US) | COLUMBIA BANKING SYSTEM, INC. REPORTS FOURTH QUARTER 2023 RESULTS | NASDAQ:COLB | Columbia Banking System Inc |
| 29/12/2023 | 14:15 | PR Newswire (US) | Columbia Banking System Announces Date of Fourth Quarter 2023 Earnings Release and Conference Call | NASDAQ:COLB | Columbia Banking System Inc |
| 15/12/2023 | 18:16 | PR Newswire (US) | Umpqua Bank and Parent Company Columbia Banking System Celebrate Anniversaries with $1M in Grants for Local Nonprofits | NASDAQ:COLB | Columbia Banking System Inc |
| 27/11/2023 | 18:17 | PR Newswire (US) | Umpqua Bank Launches Warm Hearts Winter Drive, Mobilizes Thousands of Associates across the West to Support Neighbors in Need | NASDAQ:COLB | Columbia Banking System Inc |
| 31/10/2023 | 19:56 | PR Newswire (US) | Umpqua Bank Hires Corey Dahline and Greg Newhall to Lead and Expand North Coast Wine Specialty Group | NASDAQ:COLB | Columbia Banking System Inc |
| 26/10/2023 | 19:26 | PR Newswire (US) | Umpqua Bank Opens First Retail Branch in Utah | NASDAQ:COLB | Columbia Banking System Inc |
| 18/10/2023 | 22:02 | PR Newswire (US) | COLUMBIA BANKING SYSTEM, INC. REPORTS THIRD QUARTER 2023 RESULTS | NASDAQ:COLB | Columbia Banking System Inc |
| 29/09/2023 | 14:15 | PR Newswire (US) | Columbia Banking System Announces Date of Third Quarter 2023 Earnings Release and Conference Call | NASDAQ:COLB | Columbia Banking System Inc |