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Plain-English definition

What is Exchange-traded fund (ETF)?

An exchange-traded fund is a pooled investment whose units trade on a stock exchange during market hours.

Reviewed by Kshitij Jain, Principal Officer · SEBI Investment Adviser INA000022172 · Updated 24 October 2026

How Exchange-traded fund (ETF) works

Many ETFs track an index, commodity or basket, but the exchange price can differ from underlying NAV. Investors may face brokerage, bid-ask spread, demat charges and trading liquidity in addition to the fund expense.

A rupee example

If an ETF's indicative underlying value is ₹100 but the best seller asks ₹100.40, buying immediately embeds a ₹0.40 trading premium per unit.

The example isolates one idea so the arithmetic is visible. Real outcomes can include taxes, fees, cash-flow timing and market movement that the simplified example does not model.

Why it matters for your family

Families should compare the index and tracking first, then trading spread and convenience. A low expense ratio can be offset by poor liquidity for small or urgent trades.

Questions people ask

What does Exchange-traded fund (ETF) mean?
An exchange-traded fund is a pooled investment whose units trade on a stock exchange during market hours.
Why does Exchange-traded fund (ETF) matter for a family?
Families should compare the index and tracking first, then trading spread and convenience. A low expense ratio can be offset by poor liquidity for small or urgent trades.
Where can I verify information about Exchange-traded fund (ETF)?
Start with SEBI Investor, linked on this page, and the current official document for the product or tax year involved.

This page is general education, not personalised investment or tax advice. Rules can change; verify current official documents before acting. Investment in securities markets is subject to market risk.