EDGARAPI.AIFind an API ↗
Independent guide to SEC EDGAR data infrastructure

The SEC publishes the filings.
We show you how to work with them.

Learn how to access, parse, search and use EDGAR data efficiently—with official SEC endpoints, open-source tools, specialized APIs, MCP servers and AI retrieval. Compare the approaches by cost, engineering effort and use case.

Compare the approaches →Start with SEC data

INDEPENDENT · SOURCE-BACKED · REVIEWED AUGUST 10, 2026

Choose your route
Cost vs. engineering effort
FIELD GUIDE
01
Direct SEC access
Free source access and maximum control
TRADE-OFF · Highest engineering and maintenance effort
02
APIs & parsers
Faster access to parsed and structured data
TRADE-OFF · Recurring cost and provider dependency
03
MCP & AI retrieval
Natural-language search and faster analysis
TRADE-OFF · Quality, citations and usage cost need control
01 / Decide

Start with the job, not the vendor.

The right SEC data stack depends on the shape of your question.

01

Filings

Search, download and parse primary documents.

02

Financial facts

Work with XBRL and comparable statements.

03

Ownership

Track insiders and institutional holdings.

04

AI retrieval

Build cited, section-aware research systems.

02 / Compare

A practical provider shortlist.

Ranked by coverage, developer experience, data quality and fit—not brand recognition.

#01sec-api.ioA managed, all-round EDGAR backendProfile →#02EdgarTools + edgar.toolsPython teams wanting open source plus hosted AI accessProfile →#03Bigdata.comSemantic retrieval and financial RAGProfile →#04SEC EDGAR / data.sec.govAuthoritative source data and maximum controlProfile →#05Financial DatasetsAgent-first financial applicationsProfile →
See the full Top 10
03 / Lookup

Find a company.
Open its SEC record.

Search by ticker, legal name or CIK—the SEC’s unique company identifier—then open the official filing history.

SEC COMPANY FINDER

AAPL → Apple Inc. → CIK 0000320193

Search the full SEC mapping →
04 / Learn

From official endpoints to AI-ready context.

Guide

Official SEC APIs

Understand submissions, company facts and Fair Access.

Read →Guide

XBRL, without the fog

Concepts, facts, units, periods and dimensions.

Read →Guide

Filings for RAG

Chunk by document structure and retain citations.

Read →
05 / Forms

Ten filings worth knowing.

What each filing is used for—and why it matters in a data product.

01Form 10-KAnnual business, risks, audited statements and MD&A.→02Form 10-QQuarterly performance and material changes since the last annual report.→03Form 8-KMaterial events disclosed between periodic reports.→04Form 4Changes in beneficial ownership by directors, officers and relevant holders.→05Form 13FQuarterly holdings reported by qualifying institutional investment managers.→06Form S-1Core IPO and securities-registration disclosure for US issuers.→07DEF 14AGovernance, executive compensation and matters submitted to shareholder vote.→08Schedule 13D/GSignificant beneficial ownership above 5%, with active versus passive intent.→09Form 20-FAnnual disclosure for foreign private issuers, broadly analogous to Form 10-K.→10Form 6-KCurrent information furnished by foreign private issuers between annual reports.→
05 / Trust

Transparent by design.

We separate official SEC sources, open-source tooling and commercial data products. Rankings are editorial, limitations are stated, and review dates are visible.
LAST REVIEWED · AUGUST 10, 2026
Choose with evidence

Build on SEC data without guessing.

Compare 10 providers →