Arrays Data Api Etf Fundamentals

Arrays Data API — ETF Fundamentals

Domain: etf_fundamentals. ETF holdings, info, country/sector weightings, and fund flow.

Base URL and auth

• Base: ARRAYS_API_BASE_URL env var (default https://data-tools.prd.space.id)
• Auth: Send X-API-Key: header on every request. Read the key from env ARRAYS_API_KEY or .env file.

Path prefix and endpoints

• Prefix: /api/v1/etf/
• Paths (all GET):
• holdings — ETF holdings (top constituents)
• info — ETF basic information
• country-weightings — allocation by country
• sector-weightings — allocation by sector
• flow — ETF fund flow / in/outflow data

Endpoints

| Method | Path | File | Description | |--------|------|------|-------------| | GET | info | info | ETF Info | | GET | holdings | holdings | ETF Holdings | | GET | country-weightings | country-weightings | ETF Country Weightings | | GET | sector-weightings | sector-weightings | ETF Sector Weightings | | GET | flow | flow | ETF Fund Flow / In/Outflow |

> For detailed parameters, response fields, and examples for a specific endpoint, read references/.md in this skill directory.

Full spec

Per-endpoint request/response schema: GET {BASE}/docs/output/{spec_file}.json (see parent reference.md).

Example

const base = process.env.ARRAYS_API_BASE_URL || 'https://data-tools.prd.space.id';
const apiKey = process.env.ARRAYS_API_KEY;
const res = await fetch(`${base}/api/v1/etf/holdings?symbol=SPY`, {
  headers: { 'X-API-Key': apiKey },
});
const data = await res.json();

Source & license

This open-source skill is cataloged on AgentStack and links to its original source — we do not rehost the code.

• Author: ArraysData
• Source: ArraysData/arrays-skills
• License: MIT

Install and usage instructions live in the source repository linked above.