What an ETF is and isn't

An ETF (exchange-traded fund) is a basket of stocks, bonds, or other securities bundled together and sold as a single investment you can buy and sell like a stock. Whether it's a good choice for you depends on your goals, how much time you have, and how comfortable you are with the possibility of losing money.

ETFs are not a path to quick wealth, and they are not may provide to make money. The value of an ETF rises and falls with the value of what's inside it. If you buy an ETF tracking the S&P 500 and the stock market drops 20 percent, your ETF drops 20 percent too. You can lose your entire investment if the market crashes and you need to sell when ready.

What ETFs do offer is a way to own many companies or bonds at once without buying each one separately. Instead of buying 500 individual stocks, you buy one ETF that holds all 500. That simplicity and low cost is why many people use them.

Key Takeaways

  • ETFs let you own many investments in one purchase, but the value can drop significantly and you can lose money.
  • ETFs typically charge lower fees than actively managed mutual funds, which means more of your money stays invested.
  • An ETF is a reasonable choice if you plan to hold it for years and can tolerate seeing your balance go down temporarily.
  • If you need the money within a few years or cannot handle watching your investment lose value, ETFs may not fit your situation.
  • Your age, income stability, and other savings matter more than whether ETFs themselves are "good" — they are a tool that works for some people and not others.

When ETFs fit into a financial plan

ETFs work well for people who have money they won't need for at least five to ten years. If you have a steady job, an emergency fund with three to six months of expenses, and some extra money left over, an ETF can be a place to put that extra money to work.

They also make sense if you want to own a piece of the stock market without spending hours researching individual companies. A single ETF can give you exposure to hundreds of companies across different industries, which spreads your risk. If one company fails, it's a small part of your total investment.

ETFs are particularly common in retirement accounts like 401(k)s and IRAs because the tax treatment is favorable and the fees are usually low. If your employer offers a 401(k) match, putting money there first — even in an ETF — is usually smarter than buying ETFs in a regular brokerage account, because the match is information programs.

The cost advantage of ETFs

One concrete reason people choose ETFs is cost. An actively managed mutual fund — where a manager picks stocks trying to beat the market — typically charges between 0.5 and 2 percent per year in fees. An ETF tracking an index like the S&P 500 might charge 0.03 to 0.20 percent per year.

That difference sounds small, but over decades it compounds. If you invest $10,000 and it grows at 7 percent per year, a 1.5 percent fee versus a 0.10 percent fee means you end up with significantly less money at retirement. The lower fee is one reason index-tracking ETFs have become popular.

You also pay a commission when you buy or sell an ETF through a broker, though many brokers now charge zero commission for ETF trades. Check your broker's fee schedule before you open an account.

The risk you need to understand

The biggest risk with ETFs is that the market goes down and you panic-sell at the worst time. If you buy an ETF in January and the market drops 30 percent by March, your investment is worth 30 percent less. If you sell then, you lock in that loss. If you hold on, you might recover that loss over the next few years — but only if you don't need the money and can stomach watching it decline.

This is why financial advisors say not to invest money in the stock market if you'll need it within five years. A market downturn could happen right after you buy, and you'd be forced to sell at a loss.

Another risk is that you pick the wrong ETF. An ETF tracking emerging markets behaves very differently from an ETF tracking U.S. Treasury bonds. If you don't understand what's inside the ETF, you might end up with more risk than you intended. Read the fund's prospectus or fact sheet before you buy.

ETFs compared to other ways to invest

If you're deciding between ETFs and individual stocks, ETFs are generally less risky because you own many companies instead of betting on one. But individual stocks can grow faster if you pick winners — and they can crash faster if you pick losers.

If you're deciding between ETFs and bonds, that depends on your timeline and risk tolerance. Bonds are less volatile but typically grow slower. Many people own both: bonds for stability and ETFs for growth.

If you're deciding between ETFs and keeping money in a savings account, a savings account is safer but earns almost no interest. An ETF can grow faster over time, but you can lose money in the short term. The right choice depends on when you need the money.

How to think about whether ETFs are right for you

Ask yourself these questions: Do I have money I won't need for at least five years? Can I handle seeing my balance drop 20 or 30 percent without selling? Do I understand what's inside the ETF I'm considering? Am I comfortable with the fees?

If you answered yes to all four, an ETF is probably a reasonable tool for you. If you answered no to any of them, it might not be. There's no shame in keeping money in a savings account or CD if that matches your situation better.

Also consider your overall financial picture. If you have high-interest debt like credit card balances, paying that off usually makes more sense than investing in an ETF, because the may provide return from eliminating debt is higher than the uncertain return from the market.

Getting started if you decide to invest

If you decide an ETF fits your plan, you'll need a brokerage account. Many brokers — Fidelity, Vanguard, Charles Schwab, and others — let you open an account online in minutes. You'll need to fund the account by linking a bank account or transferring money.

Once your account is funded, you search for an ETF by its ticker symbol (a short code like SPY or VOO), see what it holds, check its fees, and place an order to buy shares. The order executes during market hours, usually within seconds.

Start small if you're new to this. Buy a small amount, watch how it behaves, and get comfortable with the process before investing a large sum. Many people start with a broad index ETF like one tracking the S&P 500, because it's straightforward and low-cost.

Frequently Asked Questions

Can I lose all my money in an ETF?

Yes, though it's rare. If the ETF holds individual stocks and all those companies fail, the ETF becomes worthless. More commonly, you lose money if the market drops and you sell at the wrong time. An ETF tracking a broad index like the S&P 500 is less likely to go to zero than an ETF focused on one industry or one country.

Do I need a lot of money to start investing in ETFs?

No. Many brokers let you buy a single share of an ETF, which might cost $50 to $200 depending on the ETF. You can start with whatever amount you can afford and add more over time. Some brokers also offer automatic investing plans where a small amount is deducted from your bank account each month.

What's the difference between an ETF and a mutual fund?

Both are baskets of investments, but ETFs trade like stocks during market hours and usually have lower fees. Mutual funds are priced once per day after the market closes. For most people, ETFs are simpler and cheaper, which is why they've become more popular.

Should I invest in ETFs if I have a 401(k)?

If your employer matches contributions to your 401(k), put money there first to get the match — it's information programs. After that, whether you invest more in the 401(k) or in a separate ETF account depends on the investment options available in your 401(k) and your tax situation. A financial advisor can help you decide.

How do I know which ETF to buy?

Start by deciding what you want to own: U.S. stocks, international stocks, bonds, or a mix. Then look for a low-cost ETF that tracks that category. Compare the expense ratio (the annual fee) and check what's inside the fund. Many people start with a straightforward three-fund portfolio: a U.S. stock ETF, an international stock ETF, and a bond ETF.