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Heurist Mesh SEC 13F Institutional Holders
x402
Heurist Mesh SEC 13F Institutional Holders is a paid API for AI agents from mesh.heurist.xyz, paid per call via x402, $0.002/call, status unknown (last checked 2026-09-16).
Returns the top institutional holders of a given issuer from the latest SEC 13F filing dataset, ranked by reported position value.
Price / call$0.002
Success—
StatusUnknown
How this service works
Return the top institutional holders of an issuer from the latest SEC 13F dataset, ranked by reported position value. Use this for institutional ownership questions.
Output
A ranked list of the top institutional holders of the specified issuer, drawn from the most recent SEC 13F dataset. Each entry typically includes the institution name and the reported position value, sorted from largest to smallest position.
Example use cases
Institutional ownership research for analyst
“Can you pull the top institutional holders of Tesla from the latest SEC 13F filings and rank them by how much they hold?”
Due diligence on shareholder base
“I'm doing due diligence on Apple — who are the largest institutional investors according to the most recent 13F data?”
Monitoring fund exposure to a stock
“Which hedge funds and asset managers have the biggest reported positions in Microsoft based on the latest SEC 13F filings?”
Technical details
Endpoint
POSThttps://mesh.heurist.xyz/x402/agents/SecEdgarAgent/institutional_holdersWhen to prefer
Use this endpoint when you need authoritative, SEC-sourced institutional ownership data ranked by position size for a specific issuer. Prefer this over social or market-data sources when regulatory filing accuracy and official 13F data is required. Best suited for equity research, due diligence, or investment analysis workflows where knowing the largest institutional stakeholders matters.
Side effects
- Unknown or unrecognized issuer name returns empty or no results
- Ticker not found in 13F dataset if company is too small or not widely held
- Stale data if the latest 13F filing period has not yet been processed
- Ambiguous company names may return results for the wrong issuer
- Network or payment authorization failure returns HTTP 402 or 5xx error
Tags
x402
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