SEC Institutional Holdings

finance

Serving

SEC 13F institutional positions by filer and quarter: issuer, CUSIP, USD value, and share count. POST /v1/sec with a filer {company_ticker} (or CIK) and get the holdings as one JSON object. Deterministic per filing cycle. Pay per request in USDC; no account, no API key.

Endpoint: POST https://test.agent.pocket.network/v1/sec-holdings
Price per call: $0.005 USD
Networks payable on: Base Sepolia (eip155:84532)
Protocol: rest

Calling it

The first call returns 402 Payment Required with the terms. Sign for those terms and retry the same request with the payment attached.

Example request

Derived from the published request schema.

curl -X POST https://test.agent.pocket.network/v1/sec-holdings \
  -H 'content-type: application/json' \
  -d '{"company_ticker":"BLK","cik":"string"}'

Example response

This service declares its response shape in prose rather than as fields, so there is nothing more specific to sample.

{}

Try it

Make one real paid call from your own wallet — about $0.005 on Base Sepolia (eip155:84532). The wallet signs; nothing here holds a key. You'll see exactly what the service answers.

No browser wallet found. Install MetaMask or Coinbase Wallet to try a call here.

EndpointRequest body

Supported methods

Methods the registry lists for this service. The portal forwards any call as sent; the supplier decides what it answers, and a delivered answer is settled.

Methods SEC Institutional Holdings accepts, and whether each reads or writes.
Method	Effect
`GET /v1/health`	read
`GET /v1/version`	read
`POST /v1/sec`	read
`POST /v1/tool`	read

Schemas

Published by the service itself. The example above is generated from these.

Request schema

{
  "type": "object",
  "description": "A 13F filer to look up. On the MCP relay route POST /v1/tool these fields are wrapped under an `arguments` object; the direct route takes them at the top level.",
  "properties": {
    "company_ticker": {
      "type": "string",
      "description": "Ticker of the institutional filer, e.g. BLK."
    },
    "cik": {
      "type": "string",
      "description": "Filer CIK (alternative to ticker)."
    }
  },
  "required": [
    "company_ticker"
  ]
}

Response schema

{
  "type": "object",
  "description": "For POST /v1/sec, a JSON object whose `holdings` array lists issuer, cusip, USD value, and shares. The exact shape is the service's own and is not pinned here; errors return a JSON object with an `error` field, and the GET routes return their own small JSON documents."
}

Request body used in the example: { "company_ticker": "BLK", "cik": "string" }