{"uid":"cap_lqWKxaM092Qe95SsOjOUR","slug":"sec-13f-institutional-holdings-filings-0fde7dbb","name":"SEC 13F Institutional Holdings Filings","description":"SEC 13F institutional holdings filings: latest hedge fund and institution portfolio disclosures, filer name, filing date, document link. JSON array.","url":"https://cycle-angela-lamp-hamburg.trycloudflare.com/api/us/13f-filings","method":"GET","headers":{},"bodySchema":null,"responseSchema":{"type":"object","properties":{"filings":{"type":"array","items":{"type":"object","properties":{"doc":{"type":"string"},"filed_at":{"type":"string"},"institution":{"type":"string"}}},"description":"latest 40 institutional 13F-HR filings"},"generated_at":{"type":"integer","description":"unix seconds when payload was built"}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.05","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"down","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.05/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm__qFmk-ZiTmt3zkEP3crKz","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.05","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the latest 40 SEC 13F-HR institutional holdings filings including filer name, filing date, and document link as a JSON array.","exampleAgentPrompt":"Pull up the latest SEC 13F institutional holdings filings — I want to see which hedge funds and institutions have recently disclosed their portfolios, including the filing dates and links to the documents.","exampleUseCases":null,"resultDescription":"A JSON object containing an array of up to 40 recent 13F-HR institutional filings, each with the institution name, filing date (filed_at), and a document link (doc), plus a generated_at Unix timestamp indicating when the payload was built.","failureModes":["Network timeout or Cloudflare tunnel unavailability returns a connection error","Payment not processed (x402 protocol failure) results in 402 Payment Required","SEC EDGAR source temporarily unavailable may return stale or empty filings array","No query parameters supported — if caller sends unexpected params, they are silently ignored"],"whenToPreferThis":"Use this endpoint when you need a quick snapshot of the most recent 13F-HR institutional holdings filings without building an SEC EDGAR integration yourself. Ideal for financial research agents that need current hedge fund disclosure data, portfolio transparency analysis, or regulatory filing monitoring. Best when breadth (latest 40 filings across all institutions) matters more than filtering by specific fund.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T12:28:49.857Z","isFirstParty":false}