Company · CLBK · CIK 2115119

Columbia Financial, Inc./MD/ (CLBK) SEC filings and CIK.

CLBK’s SEC Central Index Key (CIK) is 0002115119, or 2115119 without leading zeros. The SEC’s ticker file lists it as Columbia Financial, Inc./MD/.

Ticker: CLBK
CIK: 0002115119
Other tickers: None
Insider transactions, Q3 2026: 57

Insider trading

In Q3 2026, insiders at Columbia Financial, Inc./MD/ reported 57 non-derivative transactions on 57 Forms 3, 4 and 5, including 31 open-market purchases and 0 sales. See every CLBK insider transaction →

Recent filings we observed

No filings for this CIK appear in our current observation window. The full history is available from the filings endpoint below and on SEC.gov.

Get CLBK SEC data through the API

Filing history

curl "https://sec-api.dev/api/v1/filings?cik=2115119&limit=10" \
  -H "Authorization: Bearer $SEC_API_KEY"

Company profile

curl "https://sec-api.dev/api/v1/companies/2115119" \
  -H "Authorization: Bearer $SEC_API_KEY"

Reported XBRL facts

curl "https://sec-api.dev/api/v1/facts/2115119?taxonomy=us-gaap&concept=Revenues&limit=10" \
  -H "Authorization: Bearer $SEC_API_KEY"

Ticker to CIK API · SEC filings API · Columbia Financial, Inc./MD/ on SEC.gov

Questions

What is CLBK’s CIK number?

CLBK’s SEC Central Index Key (CIK) is 0002115119, or 2115119 without leading zeros. The SEC’s ticker file lists it as Columbia Financial, Inc./MD/.

How do I find Columbia Financial, Inc./MD/’s 10-K?

Request /api/v1/filings?cik=2115119&form=10-K, or open the company’s EDGAR page and filter by 10-K. Foreign issuers file 20-F or 40-F instead.

Ticker and CIK: SEC company_tickers.json, cached 2026-11-02. Tickers can move between entities; the CIK identifies the filer.

Plain-text version for agents and LLMs: /companies/clbk.md

Independent. Not affiliated with, endorsed by, or sponsored by the U.S. Securities and Exchange Commission. Data is reproduced from public SEC filings and datasets. Not investment advice.