ETFs were first created as an alternative to mutual funds, combining the diversification benefits of a mutual fund with the ability to trade throughout the day on a stock exchange.

ETFs are rising in popularity

While less than half of retail investors hold ETFs in their portfolio, this figure is up dramatically in recent years, and experts forecast continued adoption as more options hit the market and total ETF assets under management continue to grow.

The pros of exchange-traded funds include ease of access through brokerage apps and retirement savings accounts

One unexpected perk is that ETFs are typically associated with lower capital gains tax requirements. Read this list to learn more about the benefits of investing in ETFs.

ETFs and mutual funds both pool money into a basket of investments—but the key difference between them is that mutual funds trade just once per day after the market closes, while ETFs trade like stocks throughout the day at fluctuating prices.

BlackRock says investor demand and improvements in underlying fund technology have supercharged ETF availability in 2025

Investors are likely most familiar with ETFs that invest in an index or other grouping of stocks. However, BlackRock breaks down a wide variety of options, including commodity ETFs, currency ETFs, and bond ETFs.

Mutual funds were first created and sold in the US in 1924.

Explore a giant ETF database

Given that there are more than 3,000 ETFs trading in the US, the list of options for individual investors may be overwhelming. VettaFi provides a database that allows potential investors to sort funds by sector, region, strategy, fund issuers, and more. It tracks nearly 100 funds focused on general technology but just one that focuses on copper mining.

ETFs and mutual funds are both taxed on capital gains and on dividends.

A bond ETF lets someone invest in multiple bonds through one single fund

There are risks, there are also major perks to buying a bond ETF, like the ability to purchase bonds on the stock market.

There are more than 300 different thematic ETFs

Exchange-traded funds seem to offer something for everyone. As tracked by ETF.com, there are 338 thematic ETFs, offering exposure to “baskets” of stocks covering global infrastructure, genomics, cannabis, and more.

Index funds are typically structured as either mutual funds or exchange-traded funds, but investors can manually recreate an index through 'direct indexing.'

Electronic trading transformed investing, ushering in a new era for retail investors in which average Americans could research stocks online and then use early platforms like StreetSmart and E-Trade to conduct their transactions

In the early 1990s, stock brokerages knew that online trading would be a great equalizer, creating opportunities for more individuals to buy and sell stocks.

Leveraged ETFs made headlines in 2026 as a boom in single-stock leveraged products tied to AI companies drove volatility and record retail demand.

Key moments in fintech history include the transatlantic cable’s invention and E-Trade’s founding

Founded in 1982, E-Trade was the first-ever online brokerage, pioneering a method of investing that is common today. Its story is part of a timeline that the New York Times put together of key moments in early fintech history.

The SEC recently approved bitcoin ETFs in landmark investing decision

In January 2024, the US Securities and Exchange Commission made history when it decided to allow fund issuers to launch bitcoin ETFs. This new class of exchange-traded fund tracks spot bitcoin prices, essentially allowing investors to hold bitcoin without actually having to buy the crypto.

Biotech ETFs allow investors to gain exposure to multiple promising companies in the industry

Biotech ETFs offer a diversified alternative to purchasing an individual biotech stock and gambling on whether an individual company’s clinical trial yields the next blockbuster cancer treatment or an absolute flop. This list of the top biotech ETFs in 2025 can help you learn more about them.

Crypto ETFs are driving cryptocurrency adoption

In 2024, the SEC approved ETFs that track the price of bitcoin called spot bitcoin ETFs. These funds have since significantly increased investment inflows into cryptocurrency markets.

Test your ETF knowledge

A 10-question quiz from the SEC allows investors to test their basic knowledge about exchange-traded funds and their investing counterparts, mutual funds. Here’s a sample question: Is the past performance of a fund a good indicator of future results? (Hint, the answer is no).

Explore a list of the world’s weirdest and wildest ETFs

Whether you’re leaping straight into the future and looking for stocks picked by AI, a sci-fi aficionado who wants to invest in space travel, or a drama enthusiast looking to make money on stock market volatility, the ETF market’s weird corners have something for you.

Vanguard Group founder Jack Bogle created the first index fund, the Vanguard 500, in 1976—but the fund didn't take off until the 1990s.

See the top 100 ETFs by trading volume

This list grabs the top 100 by trading volume, or the average number of shares that have traded hands over a 3-month period. Top of the list is a semiconductor-focused fund from Direxion, followed by other tech-centric offerings.

Meet the ‘SPY kids’ tied to Wall Street’s first ETF

When SPY became the first ETF to launch in 1993, regulators wanted its issuers to set a termination date. After initially saying the fund would cease to exist in 25 years, its issuers came up with a different strategy. They named 11 children born between 1990 and 1993 and declared that the fund would cease to exist in 2118, or 20 years after the last of the 11 “SPY kids” died. The kicker? According to Bloomberg, none of the children knew they were connected to the fate of this giant fund.

Retail investors can get exposure to commodities via various financial vehicles

While retail investors likely won't go out and purchase a bushel of commodity wheat to trade, they can get exposure to the commodities market via commodity ETFs sold on traditional stock exchanges like the NYSE and Nasdaq and other financial vehicles. There are benefits to adding commodities to a retail investor portfolio (such as a hedge against inflation and a typically low correlation with more traditional asset prices), experts caution that commodities are usually volatile investments.

Investing in mutual funds can give you access to a wide range of securities, such as stocks and bonds, with just a single investment.

Retail investing by the numbers

When average Americans began pouring into the stock market, Wall Street wasn’t sure if its new guests were there to stay. But at the end of 2023, Public confidently declared that retail investors “weren’t going anywhere” after 30 million new individuals began buying and selling stock. Download the report to learn more here.

Buffered ETFs are designed to protect investors from market downside while still providing exposure to upside

Investors typically hold them for a defined period before they “reset.” During periods of market volatility, buffered ETFs can seem particularly appealing.

Explore a step-by-step guide for getting started as a retail investor

Instead of purchasing individual stocks and bonds, new investors may want to start in funds that track an index—like the S&P 500—or that hold a group of themed stocks.

The SPDR S&P 500 ETF is one of the most highly traded funds on the market

State Street, a popular ETF issuer, is responsible for the SPDR S&P 500 ETF. This fund trades under the SPY ticker, and State Street maintains a web page with key facts and figures on SPY. For instance, its expense ratio is 0.0945%, or $9.45 on an initial $10K investment.

The first US stock exchange dates back to the 1790s in Philadelphia

Only two years after that stock exchange in Philadelphia started, the largest stock exchange in the US to date was created: the New York Stock Exchange.

There are monthly dividend ETFs that pay you to hold them

Traditional dividend stocks and funds pay out quarterly, or four times a year. A select group of stocks and funds pay out monthly, putting cash in investors’ hands 12 times a year. These monthly dividend funds are popular because their regular payouts can help keep budgets on track.

The total cost of owning an ETF is the sum of the holding costs and the transaction costs

Holding costs include things like the expense ratio, or the annual fee that a fund issuer charges. Transaction costs include things like brokerage commissions, or the fee that a broker charges to enact a trade. However, in recent years, most brokers have essentially eliminated commissions on ETF trading.

Read how Vanguard's founder used the S&P 500 to revolutionize retail investing

John Bogle, the founder of The Vanguard Group, created a fund that tracked the S&P 500 in 1976. That fund created an unprecedented opportunity for individual retail investors, brought down fees across the board, and popularized the belief that passive, low-cost index fund investments would outperform actively managed portfolios long-term.

Look inside a retail investor's portfolio

Online investing platform eToro conducted a survey of retail investors in June 2024. It explored what assets they held and what types of stocks they liked to purchase. The most commonly held asset was cash, with 76% of retail investors holding cash in their portfolios. The next most popular asset was domestic stocks, with 49% of investors.

About 30% of financial advisors opted for fixed and indexed annuities in 2023

An infographic that shows the most common types of investments used by financial advisors with their clients in 2023 also found that nine in 10 advisors used ETFs, and three-quarters invested in cash and cash equivalents.

Explore a list of the world's largest mutual funds.

The process of electronic funds transfer was approved in the US in 1978

An electronic funds transfer is the transfering of money from one bank account to another via computer-based systems. When it was first introduced, it was revolutionary. A video from 1980 aimed to explain the value of electronic funds transfer to consumers at the time.

Retail investors cannot directly invest in private credit funds—but other financial vehicles can offer exposure to the industry

For example, as some US regulations have loosened in recent years, retail investors have begun to get exposure to the private credit market via ETFs that invest in publicly traded financial vehicles with private credit exposure, such as BDCs.

The Nasdaq was founded in 1971, marking the debut of electronic trading

The Nasdaq stock exchange arguably invented electronic trading, making it a key part of fintech history. It's often used as a benchmark for how the tech industry is performing.

Mutual funds are categorized as stock, bond, money market, and target-date funds.

What’s up with the new Texas Stock Exchange?

The two biggest stock exchanges in the U.S. are both based in New York—the New York Stock Exchange and the Nasdaq. But a potential new “Texas Stock Exchange”—which would be based in, you guessed it, Texas—could change that. To find out more about the project, backed by enormous companies such as BlackRock and Citadel, watch this video.

An expense ratio represents the cost to own an ETF over the course of the year

For instance, an expense ratio of 0.5% would add a cost of $50 on an investment of $10K. And while expense ratios have on average decreased in recent years, a particularly hefty fee can still eat into total profits.

Explore an alternative investments timeline

From what’s known as the first leveraged buyout, when JPMorgan acquired the Carnegie Steel Company, to the creation of the first-ever hedge fund, alternative investments have a long history.

Mutual fund investors typically must pay a variety of different types of taxes associated with their investment, unless the funds are within tax-advantaged accounts like a 401(k) or IRA.

Mutual funds pool money to create larger investment opportunities with higher returns for anyone who initially invests in the fund.

How COVID-19 brought new investors into the market

With fees removed from the equation and more time at home thanks to pandemic-related lockdowns, Americans who had never bought or sold stocks before started participating in the market. Charles Schwab dubs this cohort “Generation Investor” and notes individuals from all age ranges took part in this phenomenon. Study up here.

The number of publicly traded companies has decreased in recent years.

In 1996, more than 7,300 companies traded publicly on US stock markets, but that number has recently dropped to 4,300. Economists point to two reasons: First, going public requires full disclosure of operations, exposing it to scrutiny from investors, competitors, and analysts. Second, the IPO process is expensive and time-consuming.

People often invest in alternative investments to diversify their portfolios

Because alternatives often have little correlation with traditional investments like stocks and bonds, adding them to a traditional portfolio can reduce its overall risk exposure.

There are three main ways to start investing in the bond market

Invest in the boind market through a brokerage, mutual fund or ETF, or the US government. Each has different steps and terms to follow, from starting rates to opening specific accounts. Some bonds are relatively easy to purchase, but the process differs depending on the type of bond you want.

Mutual funds invest in multiple different companies with money from many investors, while an individual stock represents ownership in a single company and is bought by individual investors.

Retail investors are getting burned by long/short strategies

In the US, many retail investors lack the SEC-mandated status (a high enough net worth, income, and other factors) to directly invest in hedge funds. The regulator considers hedge funds too risky for the masses. Hedge fund-like strategies have emerged as a workaround, despite potential pitfalls.

Roth IRAs were first introduced in the Taxpayer Relief Act of 1997

The Roth IRA is one of the most popular retirement accounts in the US. Nearly a quarter of Americans contributed to a Roth IRA in 2023. But this type of financial account hasn’t been around for that long.