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Get institutional 13F holdings filings

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Get institutional 13F holdings filings

Use Massive (formerly Polygon.io): its Massive Com Reference API lets you get institutional 13F holdings filings in a single step (GET /stocks/filings/vX/13-F). capabilities.work can help you get signed up and connected.

  • What stocks does a large institutional investment manager hold?
  • Which 13F reports were filed in the last quarter?
Say it to your AI assistant
  • Get 13F holdings filed by manager CIK {filer_cik}.
  • List 13F filings submitted on {filing_date}.
For your developer

GET /stocks/filings/vX/13-F in Massive Com Reference API. Full spec on APIs.io.