{"uid":"cap_1mE4CmQeo4hsQM96PzzOb","slug":"market-memoryapi-org-e81b4855","name":"SEC Form 13F Institutional Holdings Lookup","description":"Institutional investor SEC Form 13F filings. Look up any institution by CIK or name to get their latest 13F filing date and link.","url":"https://market.memoryapi.org/x402/market/holdings","method":"GET","headers":{},"bodySchema":{"properties":{"input":{"required":["method"],"properties":{"method":{"enum":["GET"],"type":"string"}}}}},"responseSchema":{"example":{"cik":"1067983","source":"SEC EDGAR Form 13F","success":true,"filing_url":"https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0001067983&type=13F","latest_13f_date":"2024-11-14","institution_name":"BERKSHIRE HATHAWAY INC"}},"example":{"request":{"cik":"0001067983"},"response":{"cik":"1067983","source":"SEC EDGAR Form 13F","success":true,"filing_url":"https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0001067983&type=13F&dateb=&owner=include&count=5","filing_doc_url":"https://www.sec.gov/Archives/edgar/data/1067983/000119312526226661/xslForm13F_X02/primary_doc.xml","latest_13f_date":"2026-05-15","accession_number":"0001193125-26-226661","institution_name":"BERKSHIRE HATHAWAY INC"}},"exampleRequest":{"cik":"0001067983"},"tags":["x402"],"displayCostAmount":"0.005","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_7APuO6dyGWC3TiFmV2hP6","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Retrieves the latest SEC Form 13F filing date and link for any institutional investor by CIK or name","exampleAgentPrompt":"What's the latest 13F filing date and link for Bridgewater Associates on SEC EDGAR? You can search by their name or CIK.","exampleUseCases":null,"resultDescription":"Returns the institution's latest 13F filing date and a direct link to the SEC EDGAR filing, along with the institution's name and CIK identifier.","failureModes":["Institution not found by name or CIK — returns empty or error response","CIK does not correspond to a 13F filer — may return no filings","Institution has never filed a 13F — no results returned","Name search is ambiguous — may return wrong or multiple institutions","Payment failure via x402 — 402 status returned before data is served"],"whenToPreferThis":"Use this endpoint when you need to quickly look up the most recent 13F filing metadata (date and SEC link) for a specific institutional investor by name or CIK, without needing to parse full holdings data. Ideal for compliance checks, research workflows, or surfacing filing recency for any known institution.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:36:51.239Z","isFirstParty":false}