Public Agent Card

TickerInside ETF Holdings

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About this agent

What US ETFs and US mutual funds hold, with the date and source of every holding: a fund's holdings, which ETFs hold a stock, the overlap of two ETFs, what a portfolio of ETFs holds underneath, and what ETFs bought or sold on the latest close. Read from the issuers' own files and SEC filings. No key, CC BY 4.0. Measurement, not investment advice.

LocalMark's observation

LocalMark first listed this public Agent Card on 17 Oct 2026, 00:16 UTC. Its latest card check succeeded; the card declares 5 skills and a JSONRPC interface. LocalMark has not run a task against this agent.

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Declared skills 5

  • ETF flows: money in and out, and what ETFs bought and sold

    On the latest market close, how much money went into and out of the US ETFs read daily from their issuers' files, and with an ETF's ticker its own net creations and redemptions over the last 20 closes; with a stock's ticker, the net change in shares the ETFs held, its value, the ETFs that added and trimmed, and index entries and exits.

    etf flowsfund flowsinflowsoutflowsbuyingsellingindex changes
  • Overlap of two ETFs

    How much two US ETFs overlap by weight, each one's share held in common, the companies in both, the correlation of their weekly returns over up to three years, and each one's cost and risk.

    etfoverlapcompareduplicatecorrelation
  • What a US ETF or mutual fund holds

    Every holding of a US ETF or of a large US mutual fund, largest first, with its weight, the date of the file and its source: the issuer's own holdings file, read every weekday, or the fund's SEC Form N-PORT. Also sectors, countries, cost and size.

    etfetf holdingsmutual fund holdingsportfoliosec n-port
  • What a portfolio of ETFs holds underneath

    The companies inside a portfolio of US ETFs, each with its share of the whole and the ETFs it comes through, and the top 10 weight. Amounts or percentages per ETF; amounts are not stored.

    portfoliolook-throughx-rayconcentrationetf
  • Which ETFs hold a stock

    The US ETFs that hold a stock, with the stock's weight in each, the largest holders by dollars, and the dates of the files behind the count.

    etfstockholdersexposureownership