API gateway

The Data API

Free, read-only JSON over the site's cached SEC-filing data. Every response carries its counts, attribution, disclaimer and — where one applies — the reporting period.

GET https://tradefilings.com/api/v1

The index endpoint lists every route. The essentials:

/api/v1/managers

Tracked managers with latest-quarter statistics

/api/v1/manager/{slug}

One manager: profile, per-quarter stats, filing history

/api/v1/manager/{slug}/holdings

A manager's reported positions (options flagged, never netted)

/api/v1/manager/{slug}/changes?status=NEW

Quarter-over-quarter changes by status

/api/v1/stocks?sort=holders

Securities ranked by tracked ownership

/api/v1/stock/{ticker}/ownership

A security's ownership history by quarter

/api/v1/stock/{ticker}/holders

Who holds it, with weights and statuses

/api/v1/screener?d_holders_min=5&new_min=5

The institutional screener, parameterized

/api/v1/consensus?ciks=1067983,1336528

Most-held securities for any set of manager CIKs

/api/v1/filings?period=2026-06-30

The 13F filing feed (all filers)

/api/v1/insiders?ticker=NVDA&code=P

Insider transactions; code P = open-market purchases

/api/v1/13dg

Schedule 13D/13G filings

/api/v1/sectors/rotation

Sector share of tracked value, quarter over quarter

/api/v1/status

Ingest freshness and recent pipeline jobs

/api/v1/search?q=berkshire

Search managers and securities

Terms: served from cache with modest limits; attribution required if you republish (link this site and SEC EDGAR); research only — the disclaimer in every response applies. Endpoints may evolve; breaking changes will be announced on this page.