Explore a giant ETF database

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.

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.

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.

While the first exchange-traded fund (a 'basket' of different assets that can be bought and sold on a stock exchange) in the US only launched in 1993, the global ETF market has grown to more than $10T in the short time since.

The first US ETF was launched in 1993

Exchange-traded funds are relatively new inventions, and they've grown significantly in popularity during their few decades of existence. They were first created as an alternative to mutual funds. A colorful visualization depicts the entire history of ETFs.

ETFs vs. mutual funds: Which are better investments?

Exchange-traded funds and mutual funds have many similarities. They both invest in multiple companies under one fund and trade using the same securities (such as stocks and bonds). However, they have distinct differences—such as fees and management style—that can impact your bank account in the long term.

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.

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.

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).

The Vanguard Total Stock Market Index, was worth roughly $1.47T as of February 2024

That fund (and the other seven largest mutual funds by assets) is an index fund, meaning it invests in a specific set of preset securities.

Compare different mutual funds

Figure out what type of mutual fund is right for you with this tool. Use the search bar to find info on any mutual fund. If you’re deciding between multiple funds, you can select them all to get a comparative analysis on rates, fees, and returns.

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.

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.

Visualizing the world's $261T in investable assets

Nearly half of the world's portfolio of stocks and bonds originate in the US. Roughly 1% of all investable assets are in the form of cryptocurrency.

Alternative investments can be sorted into seven major categories, according to some experts

These categories include real estate, private equity, private debt, hedge funds, collectibles, and more.

Cathie Wood is one of the most famous modern figures in ETF investing

Cathie Wood is the fund manager and stock picker behind Ark Invest and its flagship Ark Innovation ETF. Her strategy centers around disruptive technology, and she’s made bold bets on cryptocurrency and companies like Tesla, Robinhood, and Nvidia. Wood has a loyal following of retail investors who watch her daily trades religiously.

Find out how companies decide which stock exchange to list on

Tech companies often prefer to list on the tech-focused Nasdaq, whereas more traditional organizations opt for the New York Stock Exchange. Sometimes the choice is made partly based on the services an exchange offers a company.

Explore an interactive database of critical minerals and their uses

Columbia University's Critical Materials Monitor identifies 56 elements required for the clean energy transition. The tool provides details on the reserves, production, and trade of each element, alongside what materials are needed for each technology (desktop only).

The Forbes Midas List is an annual ranking of the world's top 100 venture capitalists

To qualify, investors are ranked by portfolio companies that have gone public or been acquired for at least $200M in the past five years, or that have at least doubled their private valuation to $400M or more over the same period.

Want to begin trading in cryptocurrency? Check out these exchanges

Explore the current cryptocurrency market. CoinMarketCap tracks 242 spot exchanges where various cryptocurrencies are traded. Newbie and experienced traders will find timely exchange ranks and scores charted according to traffic, liquidity, and trading volumes. CoinMarketCap promises legitimacy in all trading volumes reported.

Visualizing the financial troubles of FTX at the time of its bankruptcy

Just before Sam Bankman-Fried declared FTX bankrupt in November of 2022, he sought to raise funds quickly to try to save the cryptocurrency exchange. As part of that attempt, he sent around a glimpse of the exchange's current balance sheet, which showed the company had liabilities of $9 billion with only $900 million in liquid assets. Check out the visualization here.

Facts and figures on the largest credit unions

As of early 2024, credit unions had $2.31T in assets under management and were growing exponentially. Some of the biggest players limit access to military personnel, residents of specific states, and those with active religious affiliations. If you want to bank with some of the top names in the US, this list will help you check to see if you qualify.

Hedge funds, the private investment firms that trade a wide swath of financial assets, make money by imposing steep fees on investors and from the fund's investment performance.

Explore data on every US county with this interactive

The Community Explorer is an interactive tool that brings the power of big data and machine learning to the equity-related policy discussion. Search by economic profile and county and see the country from a different lens.

Smaller companies’ IPO information can be hard to track down

This calendar keeps you updated on the current IPO dates and pricing from different companies. You can search for upcoming and future IPO dates and see which companies withdrew from the IPO process.

How ‘vulture’ hedge funds make money

Some hedge funds specialize in snapping up distressed assets, like failing newspaper chains, and further stripping down their operational expenses in a bid to make a profit from the initial capital outlay. Delve into how one secretive firm known for the practice operates—and what’s at stake for the broader economy.

See a database of large companies owned by private equity firms

The Private Equity Stakeholder Project tracked more than 200 companies owned by private equity with more than 7,000 employees. Companies on the list include J. Crew, Jersey Mike's Subs, Barnes and Noble, Panera Bread, and Tropical Smoothie Cafe.

Venture capital is a form of funding provided to early-stage companies with high growth potential, typically in exchange for an equity (or ownership) stake

The Nasdaq's 'Magnificent 7' companies are responsible for roughly 40% of the Nasdaq 100 index's gains, while the remaining 93 companies account for the other 60%.

Learn how to read a prospectus, the juicy document that any company must file with the SEC before going public.

Watch how deep-sea mining equipment collects and processes polymetallic nodules—metal-rich, potato-shaped rocks—from the ocean floor and creates environmentally damaging plumes of sediments.

Explore our favorite visualization of the immense scale of space, from an astronaut to the size of the observable universe

Calculate how much of your tax dollars go to each federal program based on your income, filing status, and number of children

In 2025, four executives from large tech companies were given positions in the US Army Reserves—including Palantir Chief Technology Officer Shyam Sankar, which reinforced Palantir's ties with the US military and its role as a leading defense partner.

Explore an interactive map built from more than 100,000 survey responses on where people find joy in their lives

Explore an interactive map of battles from the American Revolution, along with detailed summaries of each engagement

A century of Billboard issues documenting the evolution of popular music.

As of 2025, the most cited papers in science include a review of graphene, methods to improve image recognition, streamlining electron density calculations, and optimizing protein studies.

Memecoins are a type of cryptocurrency—a form of digital currency with a wide variety of uses—created around popular 'memes,' or viral internet jokes.

Discover the catastrophic consequences of a failure of the US electrical grid—something that is more likely than many Americans think.

Explore a list of the 100 best novels of all time, compiled by some of the world's best living writers, including Salman Rushdie, Stephen King, and Jennifer Egan.

How fusion—which releases energy when two lighter atoms combine to form a heavier atom—differs from fission

A 2019 Facebook event called on attendees to "Storm Area 51, They Can't Stop All of Us," resulting in countless memes, the creation of a music festival, and eventually the arrests of those who did try to approach the area.

Search a massive database of over 4 decades of clues from the TV quiz show 'Jeopardy!'

See a ranking of the best (and worst) Federal Reserve Chairs since 1914 out of the 16 men and women who have held the office since.

Three Ebola species are responsible for most large outbreaks of the disease, yet the only approved Ebola vaccine is known to work against just one of them.

Some Pokémon have been named after real and fictional organisms, while some real-world species have been named after Pokémon, such as Chilicola charizard and Binburrum zapdos.

Fear or disgust related to clusters of holes and cracks, called trypophobia, may stem from evolutionary processes to help us avoid pathogens.

Objects can be 3D printed with light by projecting 2D computerized tomography (CT) scans onto rotating cylinders of resin, which solidify upon exposure.

See how Budweiser's famous Clydesdales spend their days at Warm Springs Ranch, where roughly 70 to 80 of the beer brand's giant horses can be found at any given time.