Company · CIK 887343 # COLUMBIA BANKING SYSTEM, INC. | CIK | [887343](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0000887343) (SEC EDGAR) | | --- | --- | | Industry (SIC) | 6022 — State Commercial Banks | | Incorporated in | WA | | Business address | WA | | Listed | COLB (Nasdaq) | | First annual or quarterly report | 1996-05-22 | ## Offerings 7 registrations | Registration | Label and status | First filed | Last event | Filings | | --- | --- | --- | --- | --- | | 333-283985 | Shelf Effective | 2024-12-20 | 2024-12-20 | 1 | | 333-261936 | Shelf Effective | 2021-12-29 | 2021-12-29 | 1 | | 333-226585 | Shelf Effective | 2018-08-03 | 2018-08-03 | 1 | | 333-206125 | Shelf Effective | 2015-08-06 | 2015-08-06 | 1 | | 333-166017 | Shelf Effective | 2010-04-13 | 2010-04-30 | 3 | | 333-154418 | Shelf Effective | 2008-10-17 | 2009-08-06 | 3 | | 333-156350 | Shelf Effective | 2008-12-19 | 2009-01-09 | 2 | ## Filings 23 | Filed | Filing | Registration | Accession | | --- | --- | --- | --- | | 2025-06-16 | [EFFECT](https://www.sec.gov/Archives/edgar/data/887343/999999999525001933/9999999995-25-001933-index.htm) Declared effective | 333-287607 | 9999999995-25-001933 | | 2024-12-20 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/887343/000088734324000272/0000887343-24-000272-index.htm) Shelf registered | 333-283985 | 0000887343-24-000272 | | 2021-12-29 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/887343/000119312521369246/0001193125-21-369246-index.htm) Shelf registered | 333-261936 | 0001193125-21-369246 | | 2021-12-03 | [EFFECT](https://www.sec.gov/Archives/edgar/data/887343/999999999521004566/9999999995-21-004566-index.htm) Declared effective | 333-261281 | 9999999995-21-004566 | | 2021-08-17 | [EFFECT](https://www.sec.gov/Archives/edgar/data/887343/999999999521003229/9999999995-21-003229-index.htm) Declared effective | 333-258551 | 9999999995-21-003229 | | 2018-08-03 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/887343/000119312518238315/0001193125-18-238315-index.htm) Shelf registered | 333-226585 | 0001193125-18-238315 | | 2017-04-24 | [EFFECT](https://www.sec.gov/Archives/edgar/data/887343/999999999517000915/9999999995-17-000915-index.htm) Declared effective | 333-216039 | 9999999995-17-000915 | | 2015-08-06 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/887343/000119312515279329/0001193125-15-279329-index.htm) Shelf registered | 333-206125 | 0001193125-15-279329 | | 2014-09-23 | [EFFECT](https://www.sec.gov/Archives/edgar/data/887343/999999999514002848/9999999995-14-002848-index.htm) Declared effective | 333-198356 | 9999999995-14-002848 | | 2013-02-01 | [EFFECT](https://www.sec.gov/Archives/edgar/data/887343/999999999513000359/9999999995-13-000359-index.htm) Declared effective | 333-184742 | 9999999995-13-000359 | | 2010-08-02 | [EFFECT](https://www.sec.gov/Archives/edgar/data/887343/999999999510002319/9999999995-10-002319-index.htm) Declared effective | 333-161073 | 9999999995-10-002319 | | 2010-04-30 | [424B5](https://www.sec.gov/Archives/edgar/data/887343/000119312510100431/0001193125-10-100431-index.htm) Shelf takedown | 333-166017 | 0001193125-10-100431 | | 2010-04-19 | [EFFECT](https://www.sec.gov/Archives/edgar/data/887343/999999999510001087/9999999995-10-001087-index.htm) Declared effective | 333-166017 | 9999999995-10-001087 | | 2010-04-13 | [S-3](https://www.sec.gov/Archives/edgar/data/887343/000119312510081725/0001193125-10-081725-index.htm) Shelf registered | 333-166017 | 0001193125-10-081725 | | 2009-08-06 | [424B5](https://www.sec.gov/Archives/edgar/data/887343/000119312509167132/0001193125-09-167132-index.htm) Shelf takedown | 333-154418 | 0001193125-09-167132 | | 2009-01-09 | [EFFECT](https://www.sec.gov/Archives/edgar/data/887343/999999999509000066/9999999995-09-000066-index.htm) Declared effective | 333-156350 | 9999999995-09-000066 | | 2008-12-19 | [S-3](https://www.sec.gov/Archives/edgar/data/887343/000119312508257020/0001193125-08-257020-index.htm) Shelf registered | 333-156350 | 0001193125-08-257020 | | 2008-11-03 | [EFFECT](https://www.sec.gov/Archives/edgar/data/887343/999999999508003278/9999999995-08-003278-index.htm) Declared effective | 333-154418 | 9999999995-08-003278 | | 2008-10-17 | [S-3](https://www.sec.gov/Archives/edgar/data/887343/000119312508212262/0001193125-08-212262-index.htm) Shelf registered | 333-154418 | 0001193125-08-212262 | | 2007-11-29 | [EFFECT](https://www.sec.gov/Archives/edgar/data/887343/999999999507004666/9999999995-07-004666-index.htm) Declared effective | 333-143189 | 9999999995-07-004666 | | 2007-11-29 | [EFFECT](https://www.sec.gov/Archives/edgar/data/887343/999999999507004662/9999999995-07-004662-index.htm) Declared effective | 333-142648 | 9999999995-07-004662 | | 2007-06-13 | [EFFECT](https://www.sec.gov/Archives/edgar/data/887343/999999999507002373/9999999995-07-002373-index.htm) Declared effective | 333-143189 | 9999999995-07-002373 | | 2007-05-17 | [EFFECT](https://www.sec.gov/Archives/edgar/data/887343/999999999507002004/9999999995-07-002004-index.htm) Declared effective | 333-142648 | 9999999995-07-002004 | [All filings of this company](https://equitycapital.markets/filings?cik=887343) · [CSV](https://equitycapital.markets/filings.csv?cik=887343) --- Source page: https://equitycapital.markets/company/887343 · Data: U.S. SEC EDGAR · CC BY 4.0