Bitcoin ETFs explained: how they work and how they differ from owning bitcoin

For years, Americans who wanted exposure to bitcoin had to open an account on a crypto exchange, figure out wallets, and accept the risks of holding the coins themselves. That changed on January 10, 2024, when the Securities and Exchange Commission approved the first spot bitcoin exchange traded products for listing and trading on US stock exchanges. This guide covers bitcoin ETFs explained in plain terms: what they hold, how they work, what they cost, and the tradeoffs compared with owning bitcoin directly.

It is not investment advice, and it makes no prediction about where prices are headed.

Bitcoin ETFs explained: the basic idea

An exchange traded fund, or ETF, is a fund whose shares trade on a stock exchange like an ordinary stock. You buy and sell shares through a regular brokerage account. The fund itself owns some underlying asset, and the share price is designed to track the value of that asset.

A spot bitcoin ETF holds actual bitcoin. When you buy a share, you get exposure to bitcoin's price movements without holding any coins, managing private keys or using a crypto exchange.

That is different from earlier bitcoin funds in the US, which tracked bitcoin futures contracts rather than the coin itself. Futures based funds can drift away from the spot price over time because of the cost of rolling contracts forward.

If you want a refresher on the asset underneath, read our plain English guide to Bitcoin.

What the SEC approved in January 2024

On January 10, 2024, the SEC issued an order approving rule changes that allowed 11 spot bitcoin products to list on three exchanges: NYSE Arca, Nasdaq and Cboe BZX. The products named in the order included funds from Grayscale, Bitwise, Hashdex, iShares, Valkyrie, ARK 21Shares, Invesco Galaxy, VanEck, WisdomTree, Fidelity and Franklin.

In a statement the same day, then SEC Chair Gary Gensler stressed that the approval did not mean the agency endorsed bitcoin. He said investors should remain cautious about the many risks tied to bitcoin and crypto linked products, and noted that the decision did not signal a willingness to approve listing standards for crypto assets that are securities.

That framing is worth keeping in mind. The SEC approved a wrapper that lets bitcoin trade inside the regulated stock market. It did not vouch for bitcoin as an investment.

How a spot bitcoin ETF works behind the scenes

Several parties keep the fund running:

• The sponsor creates and manages the fund and charges a yearly fee.
• A custodian holds the fund's bitcoin, typically in secure storage designed to keep private keys offline.
• Authorized participants, usually large trading firms, create new shares or redeem existing ones in big blocks. That process helps keep the ETF's share price close to the value of the bitcoin it holds.
• The exchange lists the shares so ordinary investors can trade them during market hours.

As an investor, you only see the last step. You place an order in your brokerage app, and the shares appear in your account next to any stocks or index funds you own.

Costs to check before buying

Every ETF charges an expense ratio, a yearly fee taken as a percentage of your investment. Fees differ from fund to fund and can change, so compare them on each fund's own website and in its prospectus rather than relying on old headlines.

Other costs to look at:

• Trading spreads. The gap between the buy and sell price. Heavily traded funds usually have narrower spreads.
• Tracking difference. How closely the fund's return matches bitcoin's price after fees.
• Brokerage commissions, if your broker charges them.

ETF versus owning bitcoin directly

Neither option is better for everyone. They solve different problems.

Reasons people choose an ETF

• Familiar account. Shares sit in a normal brokerage or, where allowed, a retirement account.
• No key management. You cannot lose a recovery phrase you never had. Our crypto wallet guide explains what self custody involves.
• Simpler paperwork. Gains and losses are reported by your broker like any other security.
• Regulated market structure. The shares trade on US securities exchanges with established surveillance rules.

Reasons people hold bitcoin directly

• Direct ownership. You can move, spend or self custody the coins. ETF shares cannot be sent to a bitcoin address.
• Around the clock trading. Bitcoin trades all day, every day. ETF shares trade only when the stock market is open.
• No ongoing fund fee. You avoid the expense ratio, though exchanges charge their own fees.

Risks that apply either way

• Price volatility. Bitcoin's price can fall sharply and quickly. An ETF does not cushion that.
• Concentration. A bitcoin fund holds one asset, so it is far less diversified than a broad stock index fund.
• Custody and operational risk. With an ETF you rely on the sponsor and custodian. With direct ownership you rely on yourself or an exchange.

Taxes on bitcoin ETFs

Because a spot bitcoin ETF is a security held in a brokerage account, selling shares generally produces a capital gain or loss reported through your broker, much like selling a stock. Holding bitcoin directly follows the IRS rules for digital assets, which our crypto taxes guide covers. Retirement accounts have their own rules. A tax professional can tell you how either choice affects your situation.

Questions to ask before you buy any bitcoin fund

1. Does this fund hold spot bitcoin or futures contracts?
2. What is the expense ratio, and has it changed?
3. Who is the custodian, and what does the prospectus say about how the bitcoin is stored?
4. How heavily does the fund trade, and how wide is the typical spread?
5. How much of your total savings would this represent, and could you handle a large drop?

Be wary of anyone promising guaranteed returns from bitcoin funds or offering to "manage" your ETF through a crypto app. Impersonation of well known fund brands is a common trick, and our guide to spotting crypto scams covers the warning signs. For more on the rules shaping these products, follow our crypto coverage.

Frequently asked questions

When were spot bitcoin ETFs approved in the US?

The SEC approved the listing and trading of spot bitcoin exchange traded products on January 10, 2024. The order covered 11 products across NYSE Arca, Nasdaq and Cboe BZX.

Does a bitcoin ETF actually own bitcoin?

A spot bitcoin ETF holds bitcoin through a custodian. Older bitcoin futures funds held futures contracts instead, which can perform differently from the coin itself.

Did the SEC endorse bitcoin by approving these funds?

No. In his January 10, 2024 statement, then Chair Gary Gensler said the approval did not endorse bitcoin and urged investors to remain cautious about the risks of bitcoin and crypto linked products.

Can I move my ETF shares into a crypto wallet?

No. ETF shares are securities held at your brokerage. You get price exposure to bitcoin, but you cannot withdraw coins from the fund to a personal wallet.