FinRadar API Documentation

Browse the API by capability group. Phase 58 ships full per-endpoint content (parameters, responses, code samples, Try-It).

Every US filer

New 10-K and 10-Q filings from every US public company are processed automatically — no basket, no allow-list.

Fresh in under a minute

A new filing is captured, parsed, and standardized within about 30 seconds of landing — then pushed over WebSocket.

History loading now

The historical corpus is loading incrementally. See exactly what is covered at /xbrl/coverage.

New here?Quickstart (REST)·WebSocket·Bulk Files·How the numbers are made·Error catalog

Account
Every billed endpoint costs 1, 5, 10, or 25 tokens per call. Free tier ships wi…
5 sections · 17 endpoints
8 GET · 8 POST · 1 PUT
Webhooks
Automated server-to-server notifications.
5 sections · 5 endpoints
1 POST · 4 WS
Home
General platform statistics and reference data.
1 section · 2 endpoints
2 GET
SEC Filings
Core access to 25+ years of SEC filings.
4 sections · 24 endpoints
19 GET · 5 POST
Insiders
Real-time analysis of Form 4 data. All transaction endpoints include total_bene…
1 section · 22 endpoints
20 GET · 2 POST
Reference Data
Resolve CUSIPs to Tickers and vice-versa.
1 section · 9 endpoints
8 GET · 1 POST
Sniper
High-level API for scheduling and managing automated filing detections.
1 section · 3 endpoints
1 GET · 2 POST
Institutional Holdings
Complete SEC Form 13F institutional holdings API. Covers raw filings search, po…
3 sections · 30 endpoints
27 GET · 3 POST
Company Data
Real-time NYSE market session state. Public endpoint -- no authentication requi…
6 sections · 30 endpoints
25 GET · 5 POST
Resources
The complete, product-wide rules of engagement: request-rate limits (and which…
2 sections · 3 endpoints
3 GET
Deprecated
Query parsed Schedule 13D and 13G beneficial ownership filings. 13D filings are…
1 section · 1 endpoint
1 POST
Ownership & Positions
Cross-system holder identity linking Form 4 insiders, 13F institutional manager…
3 sections · 13 endpoints
13 GET
Bulk Data
Download the XBRL fundamentals corpus as compressed flat files, regenerated nig…
2 sections · 7 endpoints
6 GET · 1 POST
AI & Integrations
One-click **Connect** for MCP clients (Cursor, Claude Desktop): instead of past…
1 section · 7 endpoints
4 GET · 3 POST
Fund Data
SEC Form N-PORT fund data API. Every registered fund (mutual funds, ETFs) files…
1 section · 8 endpoints
7 GET · 1 POST