What Is an EDG Number? Understanding SEC Filing IDs
Meta description: Learn what an EDG number usually means, how SEC EDGAR accession numbers work, and how to distinguish them from a company’s CIK and SEC file number.
“EDG number” is not a standard identifier defined by the U.S. Securities and Exchange Commission (SEC). In many contexts, people use it informally to mean an EDGAR accession number—the unique ID assigned to a filing submitted through the SEC’s Electronic Data Gathering, Analysis, and Retrieval system. But an EDGAR filing can also display other identifiers, including a CIK and an SEC file number. Knowing which one is needed makes it easier to locate a document, verify a company, or complete a financial form.
What Does EDG Number Mean?
When a person asks for an “EDG number,” the intended meaning often depends on where the term appears. It may be a shorthand, a typo, or a reference to an identifier associated with EDGAR, the SEC’s public filing system. There is no universally recognized SEC identifier formally called an “EDG number.” The most common intended match is the EDGAR accession number, but that should be confirmed before using it.
EDGAR is the system through which public companies, investment funds, and other regulated filers submit disclosure documents to the SEC. The system makes many of those filings available to the public through the SEC’s EDGAR search tools. An identifier shown on an EDGAR page may identify a particular submission, the filer, or a regulatory filing record. These identifiers serve different purposes and are not interchangeable.
If a form or website requests an “EDG number,” the safest approach is to check its instructions or ask the organization what identifier it requires. A filing lookup usually calls for an accession number; a company lookup often calls for a CIK; and a registration or regulatory record may use an SEC file number.
The EDGAR Accession Number Explained
An EDGAR accession number identifies a specific submission to the SEC. A submission may contain a main filing document and supporting exhibits. Because each submission receives its own accession number, the number can help users find and distinguish a particular filing from other documents submitted by the same filer.
On SEC.gov, an accession number is commonly displayed in a hyphenated format, such as 0000123456-24-000789. The number has 18 digits when the hyphens are removed. In the standard format:
- The first 10 digits identify the submitting entity’s CIK, padded with leading zeros where needed.
- The next 2 digits indicate the year associated with the accession number.
- The final 6 digits are a sequence assigned to the submission.
For example, 0000123456-24-000789 can be read as a submission associated with CIK 123456, numbered in the 2026 sequence. The accession number is not the company’s permanent identifier, and it is not the filing’s form type. A company might submit many filings, each with a different accession number.
Accession numbers are useful for locating a specific submission, sharing a direct filing reference, or matching a filing record across data sources. When copying one, preserve all digits and check whether the destination expects hyphens. The SEC may display the number with hyphens, while a database or software field may accept the same 18 digits without them.
EDGAR Number vs. CIK vs. SEC File Number
Several SEC-related numbers can appear together on a company’s filing page. The distinctions below help identify the right one.
| Identifier | What It Identifies | Typical Use |
|---|---|---|
| EDGAR accession number | A specific submission to EDGAR | Finding or referencing one filing submission |
| CIK | A filer or entity in SEC systems | Searching filings by company or filer |
| SEC file number | A regulatory filing or registration record | Identifying certain registration or administrative records |
| Form type | The category of document submitted | Finding filings such as 10-K, 10-Q, or 8-K |
CIK: The Filer’s Central Index Key
A Central Index Key (CIK) is an identifier assigned by the SEC to a filer or other entity in its systems. It is used to group that filer’s records and filings. A CIK does not identify only one document: a company’s annual reports, quarterly reports, and other submissions can all be associated with the same CIK.
A CIK is generally a string of up to 10 digits. It may appear with leading zeros in filing URLs or accession numbers. For example, the CIK 123456 may appear in a 10-digit format as 0000123456. The SEC assigns CIKs; a company’s ticker symbol is not a substitute. Ticker symbols can change, be reused, or differ across markets, while the CIK is the SEC system’s filer identifier.
SEC File Number: A Regulatory Record Identifier
An SEC file number identifies a regulatory file or record and may appear on certain SEC filings. Its format often includes a prefix and digits, such as 001-12345 or 333-12345. The prefix can help indicate the type of SEC file, but the exact meaning depends on the regulatory context.
A file number should not be assumed to identify every filing by a company. It may relate to a registration statement, a securities offering, or another specific regulatory record. If a request asks for an SEC file number, supplying the CIK or accession number may not meet the requirement.
Form Type: The Filing Category
A form type describes what kind of document was filed. Common examples include Form 10-K for an annual report, Form 10-Q for a quarterly report, and Form 8-K for certain current reports about significant events. A form type can narrow a search, but it is not a unique filing ID because many companies submit the same form type.
How to Find an EDGAR Accession Number
The SEC’s EDGAR search pages provide a straightforward way to locate filings and their identifiers. A typical search process is:
- Open the SEC’s EDGAR company search.
- Search by the company’s name or CIK. A ticker can help identify the company, but the CIK is the SEC identifier.
- Filter or scan the results by filing type and filing date.
- Open the filing detail page for the relevant submission.
- Look for the accession number in the filing details or page URL.
SEC company filing pages usually show the filing date, form type, filer name, and accession number. The filing detail page can also list documents included in the submission, such as the primary filing and exhibits. Checking the date and form type before copying a number helps prevent selecting a different filing from the same company.
For a large number of records, the SEC also provides structured data and public filing resources. Automated access should follow the SEC’s published guidance, including its fair-access expectations. Users should avoid sending excessive requests that could burden SEC systems.
How to Read an EDGAR Filing Reference
Suppose a filing record lists a company name, a CIK, a form type, and an accession number. Each item answers a different question:
- Company name: Which filer or entity is associated with the record?
- CIK: Which SEC filer account or entity is involved?
- Form type: What kind of document was submitted?
- Accession number: Which specific submission is this?
- Filing date: When was the submission filed with the SEC?
These details work best together. For example, a search for a company’s 10-K may return annual reports from multiple years. The CIK narrows results to the filer, the form type narrows them to annual reports, and the filing date distinguishes one reporting period from another. The accession number then points to the specific submission.
Common Mistakes to Avoid
Confusing an Accession Number With a CIK
A CIK identifies a filer; an accession number identifies one submission. If a research tool requests a CIK and receives an accession number, it may return no results. Conversely, using a CIK where a specific filing ID is required may return many filings rather than the intended document.
Treating a Ticker Symbol as an SEC Filing ID
A ticker symbol is a market identifier used to refer to a security, not a unique EDGAR submission number. Companies may have more than one listed security, and ticker symbols can change. When accuracy matters, verify the company’s CIK and the filing details on SEC.gov.
Assuming Every EDGAR Number Is an Accession Number
“EDG number” is informal, so a requester could mean a CIK or file number instead. The surrounding context matters. A request connected to a particular document likely means accession number; a company profile may call for CIK; and a regulatory form may specifically request an SEC file number.
Dropping Digits or Formatting Characters
Accession numbers contain 18 digits. Removing leading zeros, transposing digits, or copying only part of the number can result in a failed lookup. Some systems require hyphens and others do not, so users should follow the field’s instructions while preserving every digit.
Why SEC Filing IDs Matter
SEC identifiers support reliable research and recordkeeping. Investors, journalists, attorneys, analysts, and businesses can use them to find official filings, confirm which document is being discussed, and connect a filing to the appropriate filer. A precise accession number is particularly useful when citing one submission, while a CIK is more practical for reviewing an entity’s filing history.
These IDs also reduce ambiguity when company names are similar, business names change, or documents appear in multiple databases. However, an identifier alone does not explain a filing’s significance or confirm that its statements are accurate. Readers should review the actual filing, its date, the relevant form type, and any included exhibits.
Quick Answer: What Is an EDG Number?
An “EDG number” is not an official SEC term. It often refers informally to an EDGAR accession number, the unique identifier assigned to a specific submission. An accession number is different from a CIK, which identifies a filer, and an SEC file number, which identifies a regulatory record. To find the right number, use the SEC’s EDGAR search and confirm what the requesting organization means.
Sources: The SEC’s EDGAR search tools, EDGAR data access information, and SEC guidance on accessing filing data describe the system and its public resources. For a particular filing, the SEC’s own filing detail page is the best place to verify its identifiers.