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Funds: ready-made basketsrisk 3 of 5: medium, moves with markets

Stock index ETF

Rules, protection and tax below are for Australia.

What it is

An ETF that holds every company in an index, in the same proportions, and trades on the exchange like a share. There is no manager choosing stocks, just a rule, which is why the ongoing charge can be a tenth of an active fund's.

This is the instrument behind most of the honest advice you will ever read: buy the whole market cheaply, add to it regularly, and hold for decades. It captures the long-run growth of business without betting on which businesses.

It is still shares. A world index has fallen by half in a bad crash and taken years to recover. The reason it works is that people who kept adding through those years ended up well ahead; the reason it fails is that people sell at the bottom.

How it works

  1. The fund buys the index's constituents and issues shares that trade on the exchange all day.
  2. Large investors keep the price close to the holdings' value by creating or redeeming blocks of shares.
  3. The ongoing charge, typically 0.05 to 0.3 percent a year, is taken from the fund's assets.
  4. Dividends from the companies are paid out or reinvested, depending on the share class.

The honest pros and cons

For

  • The cheapest way to own hundreds or thousands of companies at once.
  • No manager risk: you get the market's return minus a tiny fee.
  • Trades any time the exchange is open, with a small spread.
  • Ideal for regular monthly investing.

Against

  • Falls as hard as the market it copies; a 30 to 50 percent drawdown is normal once a decade.
  • Which index matters: a home-country index is far less spread than a world one.
  • Foreign-listed funds can bring currency risk and withholding tax.
  • Some ETFs use derivatives to copy the index; check it holds the real shares if that matters to you.

Getting it in Australia

Stock index ETF available

ASX-listed ETFs are bought through any broker, with flat brokerage from a few dollars, so buying less often costs less. Australian share ETFs pass on franking credits, which refund company tax already paid. Superannuation funds offer index options at low fees, and salary sacrifice contributions are taxed at 15 percent instead of your marginal rate.

  • Account type: Ordinary brokerage account (dividends come with franking credits for company tax already paid; half of a capital gain is taxable if the asset was held over 12 months)
  • Your protection: ETF units are held on the CHESS register in your name, so they remain yours if the broker fails; no scheme pays compensation for market falls (source, checked 2026-09-17)
  • Tax here: distributions are taxed yearly at your marginal rate with franking credits offsetting; gains on units held over 12 months get a 50 percent discount; inside super earnings are taxed at 15 percent (source, checked 2026-09-17)

How to start

  1. Check the index options inside your super fund first; salary sacrifice is the cheapest way in.
  2. Open a CHESS-sponsored broker account and pick a world or Australian index ETF.
  3. Buy monthly or quarterly depending on the brokerage, and reinvest distributions.

Wherever you are

  1. Pick the index first: world or global funds spread furthest; single-country funds bet on one economy.
  2. Compare the ongoing charge and the fund's size; large, cheap and physically backed is the usual choice.
  3. Buy through your broker inside a tax shelter, set up a monthly purchase, and stop checking the price.

Try it

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Getting it from another country

Via United States allowed· available there

Most Australian brokers offer US market access; the W-8BEN form they file cuts US dividend withholding to 15 percent under the treaty.

What you gain

  • Access to companies and cheap funds the ASX does not have.
  • Spreads a portfolio beyond one small, bank-and-miner-heavy market.
  • US trading costs are among the lowest anywhere.

What you give up

  • Currency risk: the Australian dollar moves a lot against the US dollar.
  • 15 percent US withholding tax on dividends, and no franking credits on foreign shares.
  • Conversion spreads at each transfer.
  • Foreign income and gains are reported to the ATO in Australian dollars at the rate on each date.
  • Tax: foreign income and gains are taxed in Australia; a foreign income tax offset can claim the US withholding already paid (source, checked 2026-09-11)

Currency reality check

The same AUD 1,000 left for 10 years, at each country's savings rate:

Kept in AUD at about 2.2% a year

AUD 1,241

Sent to USD at about 2.5% a year, the account would show

USD 924 the tempting number

Brought back to AUD after the exchange rate moved 3.5%

AUD 1,323 what you can actually spend

Before tax, before fees, and before the risk that the exchange rate does something quite different next time. A higher rate abroad is only a higher return once it has survived the conversion back.

Go deeper

Also called

index tracker, tracker fund, world ETF, S&P 500 ETF, passive fund

Often confused with

  • Domestic shares: Part ownership of a company listed in your own country.
  • Mutual fund: A pool of many investors' money run by a manager who buys a basket of assets for a yearly fee.
  • Leveraged or inverse ETF: A fund that multiplies or reverses an index's daily move; over time the multiplication compounds losses fast.

Learn more, for free

  • Moneysmart by Australian Securities and Investments Commission · free, no sales funnel
Stock index ETF in Australia · wealth-coop