You need a brokerage account, money to invest, and about 15 minutes to place your first trade

Buying an ETF is faster than buying individual stocks because you place one order instead of many. You open an account with a brokerage firm (the company that executes trades), fund it with cash, search for the ETF by its ticker symbol, and click buy. The whole process takes minutes once your account is open and funded. The longest part is usually waiting for your bank transfer to clear — typically one to three business days.

The steps are the same whether you use a full-service broker, a discount broker, or an app-based platform. The main difference is the interface: some show more research tools, some show fewer. But the core action — finding an ETF and purchasing shares — works the same way everywhere.

Key Takeaways

  • You must open a brokerage account before you can buy any ETF, and the account type (standard taxable, IRA, 401(k)) determines the tax treatment of your gains.
  • Your brokerage account needs cash in it before you trade, and bank transfers usually take one to three business days to settle.
  • Every ETF has a ticker symbol (usually three to five letters) that you use to search and buy it, and the price changes throughout each trading day.
  • Most brokerages charge no commission to buy or sell ETFs, but some charge a small fee for certain ETFs or for trading outside market hours.
  • Your order executes during market hours (9:30 a.m. to 4 p.m. Eastern Time on weekdays), and you own the shares when ready after the trade settles.

Choose a brokerage and open an account

A brokerage is a company licensed to buy and sell securities on your behalf. You can open an account with a traditional firm like Fidelity or Charles Schwab, a discount broker like E-Trade or Interactive Brokers, or a mobile app like Robinhood or Webull. Each charges different fees and offers different research tools, but all allow you to buy ETFs.

When you open an account, you will choose the account type. A standard taxable brokerage account has no contribution limits and no restrictions on when you withdraw money, but you pay capital gains tax on profits. An IRA (Individual Retirement Account) or 401(k) offers tax advantages but restricts withdrawals before age 59½. If you are just starting out and do not have a retirement account yet, a taxable account is the simplest choice.

The process takes 10 to 15 minutes. You will provide your name, address, Social Security number, employment status, and banking information. Most brokerages approve you when ready or within one business day.

Fund your account with cash

Once your account is open, you need money in it to buy ETFs. You link a bank account and transfer cash to your brokerage account. This is called funding your account.

Most brokerages accept transfers from any U.S. bank account. You initiate the transfer from your brokerage's website or app by entering your bank's routing number and your account number. The transfer usually takes one to three business days. Some brokerages offer faster transfers (same-day or next-day) if you pay a small fee or if you use their affiliated bank.

You can also fund your account by mailing a check, though this is slower. A few brokerages allow you to deposit cash at a physical branch if they have one in your area.

Find the ETF you want to buy using its ticker symbol

Every ETF has a unique ticker symbol — a short code of letters that identifies it. The Vanguard S&P 500 ETF, for example, trades under the ticker VOO. The Invesco QQQ Trust trades under QQQ. You need the ticker symbol to search for and buy an ETF.

You can find an ETF's ticker symbol by searching the fund company's website (Vanguard, Fidelity, iShares, Invesco, and others all publish their ETF lists), by searching the ETF's name on your brokerage's website, or by searching the name plus "ticker" in a search engine. Once you have the ticker, go to your brokerage account, click the search or trade box, and type the ticker.

The brokerage will show you the ETF's current price, the fund's holdings, its expense ratio (the annual cost to own it), and recent performance. Review this information before you buy. The price shown is usually delayed by 15 to 20 minutes during market hours; if you want the real-time price, you may need to click a link or refresh the page.

Place your order during market hours

Once you have found the ETF, you enter the number of shares you want to buy and place your order. The U.S. stock market is open Monday through Friday, 9:30 a.m. to 4 p.m. Eastern Time. If you place an order during these hours, it executes at or near the price you see on screen. If you place an order outside these hours (before 9:30 a.m., after 4 p.m., or on weekends), it becomes a pre-market or after-hours order and may execute at a different price or not at all.

Most brokerages offer two types of orders: a market order and a limit order. A market order buys the ETF at whatever price it is trading at right now — usually within seconds. A limit order lets you set a maximum price you are willing to pay; if the ETF does not reach that price, your order does not execute. For most people buying their first ETF, a market order during regular hours is the simplest choice.

After you click buy, the order goes to the exchange (usually the NASDAQ or NYSE), and your brokerage receives confirmation within seconds. You now own the shares.

Understand settlement and when you can sell

After you buy an ETF, the trade settles two business days later. Settlement is the final step where the cash leaves your account and the shares are officially registered in your name. Until settlement is complete, you own the shares but cannot sell them or use the proceeds from a sale.

In practice, this rarely matters. You can see your shares in your account when ready after you buy them, and you can place a sell order anytime during market hours. The settlement delay only affects you if you try to sell the same ETF within two days of buying it and then use that cash to buy something else — in that case, you may hit a rule called good-faith violation if your account has less than $25,000. To avoid this, most brokerages recommend waiting until settlement is complete before selling.

Know what fees you might pay

Most brokerages charge zero commission to buy or sell ETFs. This is standard across the industry and has been since 2019. However, a few fees can still explore depending on your brokerage and the ETF.

Some brokerages charge a small fee (usually $5 to $50) if you trade outside regular market hours. A few brokerages charge a fee for certain ETFs, usually those from smaller fund companies or those that trade on foreign exchanges. Check your brokerage's fee schedule before you open an account, or call their customer service to ask about fees for the specific ETF you want to buy.

The ETF itself charges an expense ratio — an annual fee taken from the fund's assets. This is not a fee you pay directly; it is deducted from the fund's value each year. Most ETFs charge between 0.03% and 0.50% per year. This fee is listed in the ETF's prospectus and on your brokerage's website.

Frequently Asked Questions

Do I need a minimum amount of money to open a brokerage account?

Most brokerages have no minimum to open an account, but some require a minimum deposit (often $500 to $2,500) before you can place your first trade. Check the brokerage's website or call them to confirm. If you have a small amount to invest, look for a brokerage with no minimum deposit requirement.

Can I buy a fractional share of an ETF?

Many brokerages now allow you to buy fractional shares, meaning you can invest a specific dollar amount instead of buying whole shares. For example, if an ETF costs $400 per share and you have $100, you can buy 0.25 shares. Not all brokerages offer this, so check before you open an account if this matters to you.

What happens if I place an order after the market closes?

Your order becomes an after-hours order and may execute at a different price than you expected, or it may not execute at all if there are not enough buyers or sellers. Most brokerages recommend placing orders during regular market hours (9:30 a.m. to 4 p.m. Eastern) to may support your order executes at a predictable price.

Can I set up automatic purchases of an ETF?

Yes. Most brokerages offer automatic investment plans where you can set up recurring purchases (weekly, monthly, or quarterly) of a specific ETF. This is called dollar-cost averaging and is a common way to invest regularly without having to place an order each time.

What is the difference between buying an ETF and buying a mutual fund?

ETFs and mutual funds both hold a basket of securities, but ETFs trade like stocks (you buy and sell them during market hours at changing prices) while mutual funds trade once per day at a fixed price set after the market closes. ETFs typically have lower expense ratios and are more tax-efficient. For most people, ETFs are the simpler choice.