ETF API
The ETF API provides detailed information about Exchange-Traded Funds including their holdings, expense ratios, assets under management, and other key metrics.
/v1/etf GET
https://api.api-ninjas.com/v1/etf
Returns comprehensive information about any ETF by its ticker. For live pricing data, please use the Stock Price API with the same ticker.
Parameters
- tickerrequired- ETF ticker symbol (e.g., - QQQ,- SPY,- VTI).
Headers
- X-Api-Keyrequired- API Key associated with your account. 
Response
- etf_ticker- ETF ticker symbol. 
- etf_name- ETF name. 
- isin- International Securities Identification Number (ISIN) of the ETF. 
- cusip- Nine-character Committee on Uniform Security Identification Procedures (CUSIP) identifier for the ETF. 
- country- Country of the ETF issuer. 
- expense_ratiopremium only- Annual expense ratio of the ETF as a percentage. For example, 0.2% would be - 0.2.
- aumpremium only- Assets under management of the ETF in USD. 
- num_holdings- Number of holdings in the ETF. 
- holdings- Array of top holdings in the ETF, each with ticker, name, and percentage weight. Free users only get access to the first 3 holdings. Premium users get access to all holdings. 
Sample Request Live Demo!
https://api.api-ninjas.com/v1/etf?ticker=QQQHeaders
X-Api-KeyLog in or sign up to get your API KeySample Response
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{
  "etf_ticker": "QQQ",
  "etf_name": "Invesco QQQ Trust",
  "isin": "US46090E1038",
  "cusip": "46090E103",
  "country": "US",
  "expense_ratio": 0.2,
  "aum": 305184502800,
  "num_holdings": 101,
  "holdings": [
    {
      "ticker": "MSFT",
      "num_shares": 61773595,
      "weight": 0.08689999999999999,
      "value": 27752405289.7,
      "last_updated": 1747184735
    },
    {
      "ticker": "AAPL",
      "num_shares": 124827810,
      "weight": 0.08239,
      "value": 26312454069.9,
      "last_updated": 1747184735
    },
    {
      "ticker": "NVDA",
      "num_shares": 202754805,
      "weight": 0.07809,
      "value": 24938841015,
      "last_updated": 1747184735
    },
    "..."
  ]
}Code Examples
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curl -X GET "https://api.api-ninjas.com/v1/etf?ticker=SPY" \
  -H "X-Api-Key: YOUR_API_KEY"If your programming language is not listed in the Code Example above, you can still make API calls by using a HTTP request library written in your programming language and following the above documentation.