COLUMBIA BANKING SYSTEM, INC. — Investor Relations & Filings
Filings indexed
1,410
across all filing types
Latest filing
2026-05-15
Notice of Dividend Amou…
Country
US
United States of America
Listing
US
COLB
Columbia Banking System, Inc. is a financial holding company and the parent of Columbia Bank, a regional bank operating in the Western United States. As one of the largest banks headquartered in the West, it has locations in Arizona, California, Colorado, Idaho, Nevada, Oregon, Utah, and Washington. The company provides a comprehensive suite of services for consumers and businesses, including retail and commercial banking, Small Business Administration (SBA) lending, institutional and corporate banking, and equipment leasing. Through its Columbia Wealth Management division, customers also have access to investment, wealth management, healthcare, and private banking solutions.
Recent filings
| Filing | Released | Lang | Actions |
|---|---|---|---|
| 8-K | 2026-05-15 | English | |
| 8-K | 2026-05-15 | English | |
| 10-Q | 2026-05-05 | English | |
| Major Shareholding Notification 2026 | 2026-04-29 | English | |
| 8-K | 2026-04-23 | English | |
| ARS | 2026-03-31 | English |
Browse filings by year
17 years| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2026
15 filings
| |||||
| 46359792 | 8-K | 2026-05-15 | English | ||
| 46360154 | 8-K | 2026-05-15 | English | ||
| 46197498 | 10-Q | 2026-05-05 | English | ||
| 46197535 | Major Shareholding Notification 2026 | 2026-04-29 | English | ||
| 46197532 | 8-K | 2026-04-23 | English | ||
| 46197548 | ARS | 2026-03-31 | English | ||
| 46197644 | DEF 14A | 2026-03-31 | English | ||
| 46197654 | DEFA14A | 2026-03-31 | English | ||
| 33122249 | 11-K - COLUMBIA BANKING SYSTEM, INC. (0000887343) (Filer) | 2026-03-31 | English | ||
| 33120676 | 8-K - COLUMBIA BANKING SYSTEM, INC. (0000887343) (Filer) | 2026-03-31 | English | ||
| 33052674 | SCHEDULE 13G/A - COLUMBIA BANKING SYSTEM, INC. (0000887343) (Subject) | 2026-03-26 | English | ||
| 33003248 | 4/A - COLUMBIA BANKING SYSTEM, INC. (0000887343) (Issuer) | 2026-03-21 | English | ||
| 33003249 | 4/A - COLUMBIA BANKING SYSTEM, INC. (0000887343) (Issuer) | 2026-03-21 | English | ||
| 32969098 | 4 - COLUMBIA BANKING SYSTEM, INC. (0000887343) (Issuer) | 2026-03-18 | English | ||
| 32969090 | 4 - COLUMBIA BANKING SYSTEM, INC. (0000887343) (Issuer) | 2026-03-18 | English | ||
Market data
Market data not available
Last price
Market cap
volume
Day range
today
52-week range
trailing
Price history
Peer group · Activities of holding companies
| Company | Ticker | Country | Sector |
|---|---|---|---|
|
IwaiCosmo Holdings, Inc.
A holding company operating a comprehensive securities busi…
|
8707 | JP | Financial and insurance activit… |
|
Iyogin Holdings,Inc.
Financial holding company providing banking, leasing, and v…
|
5830 | JP | Financial and insurance activit… |
|
JAG CAPITAL BERHAD
Investment holding with diverse businesses: energy, manufac…
|
— | MY | Financial and insurance activit… |
|
Jakota Capital (Holding) Group
Diversified investment holding company spanning financial s…
|
1468 | HK | Financial and insurance activit… |
|
Japan Post Holdings Co., Ltd.
A holding company with postal, banking, and insurance opera…
|
6178 | JP | Financial and insurance activit… |
|
JB FINANCIAL GROUP CO.,LTD
A financial holding company offering banking, credit, asset…
|
175330 | KR | Financial and insurance activit… |
|
JCBNEXT BERHAD
Investment holding company in online recruitment, digital m…
|
— | MY | Financial and insurance activit… |
|
JENA ACQUISITION Corp II
A SPAC targeting mergers in the fintech and business servic…
|
JENA | US | Financial and insurance activit… |
|
JERNEH ASIA BERHAD
Operates as an investment holding company.
|
— | MY | Financial and insurance activit… |
|
Jesmond Capital Ltd.
A Capital Pool Company (CPC) seeking targets for a Qualifyi…
|
JES.P | CA | Financial and insurance activit… |
COLUMBIA BANKING SYSTEM, INC. via the API
Pull this company's filings, identifiers, and metadata as JSON or Markdown. Authenticate with your API key, then query by company ID, ISIN, or LEI. Full schema documented in the OpenAPI spec.
Endpoints
| GET | /api/companies/30766/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=30766 | Paginated list of all filings (filterable by type, date, language) |
| GET | /api/filings/{id}/ | Single filing — metadata, document URL, processing status |
| GET | /api/filings/{id}/markdown/ | Filing content as Markdown (PDF → text/tables/figures) |
| GET | /api/isins/?company=30766 | All ISINs registered to this company |
| GET | /api/filing-types/ | Reference: every filing-type code + category |
Full reference: API reference · OpenAPI schema
cURL
$ curl https://api.financialreports.eu/api/filings/?company=30766 \ -H "x-api-key: $FR_API_KEY" \ -H "Accept: application/json"
Python
import requests r = requests.get( "https://api.financialreports.eu/api/filings/", params={"company": 30766}, headers={"x-api-key": API_KEY}, ) filings = r.json()["results"]
MCP server
// MCP server URL https://mcp.financialfilings.com/mcp // Once connected, the LLM can query this company directly: "Pull the latest 5 filings for COLUMBIA BANKING SYSTEM, INC. (id: 30766)"
Report missing filing
Can't find a specific document? Let us know and we'll add it within 24 hours.
We will notify you once the filing is added.
Report sent
Thank you. We will check the data and update it shortly.