COLUMBIA BANKING SYSTEM, INC. (COLB) — research page
US · us-cm-kg/NASDAQ/COLB · as of 2026-11-08
Identity and listing
The issuer is COLUMBIA BANKING SYSTEM, INC., listed on NASDAQ under ticker COLB, with ISIN US1972361026 and LEI 254900CTRJTQZ3BJ2V17. Its security type is Corporate and its sector is 6022 State Commercial Banks. Its jurisdiction is United States, Washington. Segment is not on the record. Its listing status is listed, not halted.
| field | value | source · read date |
|---|---|---|
| name | COLUMBIA BANKING SYSTEM, INC. | source · 2026-11-08 |
| exchange | NASDAQ | source · 2026-11-08 |
| ticker | COLB | source · 2026-11-08 |
| ISIN | US1972361026 | source · 2026-09-25 |
| LEI | 254900CTRJTQZ3BJ2V17 | source · 2026-11-08 |
| security type | Corporate | source · 2026-11-08 |
| segment | not on the record | |
| sector | 6022 State Commercial Banks | source · 2026-11-08 |
| jurisdiction | United States — Washington | source · 2026-11-08 |
| status | listed, not halted | source · 2026-11-08 |
The disclosure read
The record holds 124 filings in the window 2025-11-08 to 2026-11-08, across 50 filing days. The median gap between filing days is 6 days. The median latency from the latest filing to the record date is 3 days, and the latest filing is a results filing dated 2026-11-05. The NASDAQ exchange median cadence gap is 6.0 days and median latency is 5.0 days, with a median of 52 filings. The 6022 State Commercial Banks sector median cadence gap is 5.0 days and median latency is 3.0 days, with a median of 87.5 filings. The window holds 89 directors' dealings filings, 13 regulatory filings, 8 results filings, 8 corporate news filings, 3 AGM/EGM filings and 3 director change filings.
| filings | median gap between filing days | days from latest filing to as-of | |
|---|---|---|---|
| this issuer | 124 | 6 | 3 |
| exchange median: NASDAQ (4359 issuers) | 52 | 6 | 5 |
| sector median: 6022 State Commercial Banks (214 issuers) | 87.5 | 5 | 3 |
| date | type | category | filing |
|---|---|---|---|
| 2026-11-05 | results | 10-Q | 10-Q — 10-Q |
| 2026-10-30 | directors_dealings | 4 | 4 — FORM 4 |
| 2026-10-29 | regulatory_filing | 144 | 144 |
| 2026-10-27 | director_change | 8-K | 8-K — 8-K (items 5.02,9.01) |
| 2026-10-22 | results | 8-K | 8-K — 8-K (items 2.02,7.01,9.01) |
window 2025-11-08 to 2026-11-08 · the node's disclosure lines, as get_filings serves them
Auditor
The auditor of record is not on the record, because the latest annual report cover carries no auditor name tag, and the auditor's location is not on the record. The record holds no auditor changes.
Events and halts
The record holds no listing, delisting or name change lines. The domicile change is not on the record, as EDGAR states no dated change of state of incorporation on a filing line. The segment move is not on the record, as the exchanges' tier transfers are not EDGAR filings. The halt flag reads listed, not halted.
Orderability
The outcome is not determinable, because the chapter's orderability section carries no client categories and so the outcome cannot name its client category. The rule version is acm-68000/us/reasonable-basis-suitability-finra-rule-2111/r1, and the chapter is as of 2026-11-04.
rule acm-68000/us/reasonable-basis-suitability-finra-rule-2111/r1 · chapter as of 2026-11-04 · the full outcome: get_orderability
Coverage
No research houses were found on the investor-relations pages read, and the count is 0.
Open research
No openly published research notes were found, and the count is 0.
Licensed
Licensed research: none loaded. A licensed row is served only to an agent whose firm holds that licence (licensor, entitlement). No licensed row is loaded.
| licensor | entitlement | title | date | source |
|---|---|---|---|---|
| none loaded |
As-of depth
Issuer years sealed are 2021, 2022, 2023, 2024, 2025 and 2026. The market's earliest sealed date is 2021-01-04, and the live record began on 2026-09-12.
Sources
8 source pages are named on this page; every value above carries its own source page and read date in the numbers.
- 10.1
- https://www.sec.gov/files/company_tickers_exchange.json (identity.exchange)
- 10.2
- https://www.sec.gov/data-research/sec-markets-data/fails-deliver-data (identity.isin)
- 10.3
- https://data.sec.gov/submissions/CIK0000887343.json (identity.jurisdiction)
- 10.4
- https://api.gleif.org/api/v1/lei-records/254900CTRJTQZ3BJ2V17 (identity.lei)
- 10.5
- https://mcp.us-cm-kg.ai/events/NASDAQ/COLB (the disclosure lines)
- 10.6
- https://www.nasdaqtrader.com/rss.aspx?feed=tradehalts (the halt flag)
- 10.7
- https://mcp.us-cm-kg.ai/book/aio.json (the orderability chapter)
- 10.8
- https://mcp.us-cm-kg.ai/record/NASDAQ/COLB (the record)
Read it by agent
The same page, signed and receipted: get_research at https://mcp.getresearch.ai/mcp with {"isin":"US1972361026"}. Twins: .md · .json. Written: Claude through the platform account, Haiku class; one pass; checked against the numbers. Page hash sha256:b0578fbc1d6fd806.