id_type. Each observation is one identifier for one company. It is the endpoint for cross-walking between identifier systems, and for confirming that two identifiers refer to the same company.
Plan: Free and above · Credits: 1 per call
What You Can Use Company Identifiers For
Cross-walk a ticker to a CIK, an ISIN to a Korean DART corp code, or any pair of identifier systems. Confirm that two identifiers you hold refer to the same company. Check whether a company has a CIK at all, which decides whether the SEC datasets can serve it.Key Company Identifier Fields
Each row carries the identifier value and itsid_type. Types include CIK, TICKER, ISIN, DART_CORP and others, one per identifier system.
A company can carry several identifiers of the same type — several tickers, for instance, when it lists in more than one place. Company Listings is where those carry validity dates.
Why a Missing CIK Matters
A company with noCIK identifier files nothing with the SEC. Every SEC-scoped dataset — filings, financial statements, 13F, insider trades, proxy ownership — will be empty for it regardless of how it is queried.
That is a fact about the company, not a gap in coverage, and it is worth saying so when reporting an empty result.
Company Identifiers Date Convention
Identifiers are a current snapshot. A company’s earlier identifiers still resolve to it, but this endpoint returns the set it is known by today. For dated symbol history, use Company Listings.Company Identifiers Sources
Identifiers come from the registries that issue them — exchange listing registries, the SEC, national regulators and ISIN issuers — and are maintained as an append-only ledger, so an identifier is never silently dropped when a company renames or re-lists.Query Company Identifiers
Use the company identifiers endpoint with a canonicalcompany_id.
string
required
Canonical company id, for example
cmp_014081. Get one from the company registry.Related Datasets
See also Company Registry to resolve an identifier to acompany_id, Company Listings for dated symbol history, and Company Identifier Conventions for how identifiers are accepted across the rest of the API.