Skip to main content

​
GET /v1/owners/13d-13g

List beneficial ownership reports across the SEC-native 13D and 13G filing families
Use this endpoint from server-side applications, SDKs, or agent workflows.

​
Response metadata

  • requestId
  • traceparent
  • provenance
  • freshness
  • materialization

​
Example request

curl -X GET \
  -H "x-api-key: $SECAPI_API_KEY" \
  -H "secapi-version: 2026-03-19" \
  "https://api.secapi.ai/v1/owners/13d-13g"

​
Example response

{
  "object": "list",
  "data": [
    {
      "object": "beneficial_ownership_report",
      "id": "benown_aapl_0000320193-25-000079",
      "createdAt": "2026-03-18T16:00:00.000Z",
      "livemode": false,
      "entityId": "ent_aapl",
      "ticker": "AAPL",
      "issuerName": "Apple Inc.",
      "filerName": "Example Capital Management, L.P.",
      "form": "SC 13D/A",
      "filingFamily": "13D",
      "isAmendment": true,
      "ownershipChangeType": "amendment",
      "filingDate": "2025-10-31",
      "accessionNumber": "0000320193-25-000079",
      "eventDate": "2025-10-30",
      "sharesBeneficiallyOwned": 12500000,
      "ownershipPercent": 5.4,
      "sourceOfFunds": "WC",
      "purposeSummary": "The filer reported updated beneficial ownership following open-market purchases and ongoing engagement with the issuer.",
      "summaryMd": "## Beneficial ownership update for Apple Inc.\n\nExample Capital Management, L.P. disclosed beneficial ownership of 12.5 million shares, or 5.4% of the class, via an amended Schedule 13D filing.",
      "provenance": {
        "source": "sec",
        "accessionNumber": "0000320193-25-000079",
        "filingUrl": "https://www.sec.gov/Archives/edgar/data/320193/000032019325000079/aapl-20251031xsc13da.htm",
        "retrievedAt": "2026-03-18T16:00:00.000Z",
        "parserVersion": "2026-03-18.1",
        "rawSourceKey": "0000320193-25-000079"
      },
      "freshness": {
        "status": "fresh",
        "asOf": "2026-03-18T16:00:00.000Z",
        "sourcePublishedAt": "2025-10-31T00:00:00.000Z",
        "lagMs": 0
      },
      "materialization": {
        "parserVersion": "2026-03-18.1",
        "materializationVersion": "2026-03-18.1"
      }
    }
  ],
  "hasMore": true,
  "nextCursor": "cursor_example_13d13g_next",
  "requestId": "req_example_123",
  "traceparent": "00-4bf92f3577b34da6a3ce929d0e0e4736-00f067aa0ba902b7-01"
}

​
Give this prompt to your agent

Copy this SEC API prompt for your agent.

​
Errors and partial results

  • Treat non-2xx responses as API errors and log the response body for debugging
  • Log requestId and traceparent so SEC API support can trace the request
  • if provenance or freshness metadata is present, return it unchanged so trust is not lost in the handoff