By Barchart

    The getETFConstituents API provides the complete list of constituents for a given ETF.

    Query Parameters

    Parameter Description Data Type
    symbol A valid ETF symbol. string

    Response Fields

    Field Description Data Type
    holdingsPercent % of ETF invested in this security double
    name The name of the constituent instrument. string
    sharesHeld Number of shares held. int
    symbol The symbol of the constituent instrument. string

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