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 |
|---|---|---|---|
|
Lombard Street Capital
A CPC identifying and evaluating assets to complete a quali…
|
LSC.P | CA | Financial and insurance activit… |
|
LONGDIS SA
Investment holding company managing equity, real estate, an…
|
— | BR | Financial and insurance activit… |
|
LORAS HOLDİNG A.Ş.
A diversified holding company in machinery, food, construct…
|
LRSHO | TR | Financial and insurance activit… |
|
LOTUS CIRCULAR BERHAD
Investment holding company with retailing, recycling, and s…
|
— | MY | Financial and insurance activit… |
|
LOTUS HOLDINGS CO.,LTD.
Strategic investment holding company focused on capital man…
|
600186 | CN | Financial and insurance activit… |
|
LQ INVERSIONES FINANCIERAS S.A.
A non-operating holding company focused on financial invest…
|
— | CL | Financial and insurance activit… |
|
Lundbergföretagen
An investment company managing real estate and public compa…
|
LUND | SE | Financial and insurance activit… |
|
LYDİA HOLDİNG A.Ş.
An investment holding company with a diversified portfolio …
|
LYDHO | TR | Financial and insurance activit… |
|
M3-Brigade Acquisition VI Corp.
A special purpose acquisition company targeting the cryptoc…
|
MBVIU | KY | Financial and insurance activit… |
|
MADALA HOLDINGS LIMITED
Manages a diverse portfolio of financial assets to optimize…
|
532344 | IN | 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.