The simple version
An ETF is a fund that holds a collection of investments and can usually be bought and sold like a stock.
Example
Instead of buying shares in 100 different companies yourself, one ETF might hold those companies together in a single fund.
Real-life examples
What this can look like in everyday life
The playlist comparison
One stock is like choosing one song. A broad ETF is more like choosing a playlist containing hundreds of songs: one disappointment matters less to the whole collection.
Broad versus narrow
An ETF covering companies around the world is very different from one holding only a handful of gaming or clean-energy companies. Both are baskets, but the second basket is more concentrated.
Why this matters
- ETFs can make diversification much easier.
- Many ETFs have relatively low costs compared with actively managed funds.
- They can give investors exposure to broad markets, sectors, bonds or other assets.
What can go wrong?
- An ETF can still fall in value.
- Some ETFs are much riskier or more concentrated than others.
- Fees, structure and the assets inside the ETF still matter.
Remember this
An ETF is a basket of investments. Buying one can give you exposure to many assets through a single investment.