{"uid":"cap_eXCx3SvLvYunyna7LMTVp","slug":"institutional-13f-filing-data-endpoint-ec6dec32","name":"Institutional 13F Filing Data Endpoint","description":"Deterministic B2A/A2A/MCP/x402/MPP/L402 execution and intelligence node at https://mcp-gateway.agentdiet.dev settling in USDC on Base.","url":"https://mcp-gateway.agentdiet.dev/v1/institutional-13f?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","POST"],"type":"string"},"queryParams":{"type":"object","properties":{"ticker":{"type":"string"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"data":{},"status":"ok","roi_proof":{"compression_ratio_pct":91.4}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_ueiXS4U5NbaC3ViLbpxza","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Retrieves SEC 13F institutional holdings data for a given ticker symbol via the AgentDiet MCP gateway, paid per-call in USDC on Base.","exampleAgentPrompt":"Can you pull the SEC 13F institutional holdings data for NVDA so I can see which major institutions are currently holding that stock?","exampleUseCases":[{"title":"Institutional ownership research for a stock","prompt":"I'm researching TSLA — can you fetch the latest 13F institutional holdings data so I can see which hedge funds and institutions are currently holding it?"},{"title":"Portfolio due diligence on institutional backing","prompt":"Before I invest in AAPL, can you look up the 13F filing data to show me the major institutional holders and their positions?"},{"title":"Competitive analysis of institutional sentiment","prompt":"Can you get me the 13F institutional holdings data for MSFT and AMD so I can compare which funds are backing each company?"}],"resultDescription":"Returns a JSON object with a 'data' field containing the 13F institutional holdings information for the requested ticker, a 'status' field indicating success, and an 'roi_proof' object containing a compression_ratio_pct metric (e.g. 91.4%). Payment is settled in USDC on Base at $0.01 per call.","failureModes":["Invalid or unrecognized ticker symbol returns empty or error data","Missing required 'input' object in request body causes schema validation failure","Ticker not covered in 13F dataset returns empty data object","Payment failure on Base network prevents endpoint access","Rate limiting or gateway errors from MCP broker layer","Malformed query parameters result in bad request response"],"whenToPreferThis":"Choose this endpoint when you need SEC 13F institutional holdings data for a specific stock ticker and are operating in an x402/USDC micropayment environment on Base. It is well-suited for AI agents that need fast, per-call access to institutional ownership data without a subscription, particularly when integrating with MCP or x402-compatible agent workflows.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-22T12:42:00.852Z","isFirstParty":false,"canonicalSlug":"institutional-13f-filing-data-endpoint-ec6dec32"}