The stock market, explained in 3 minutes

The stock market, explained in 3 minutes

Curious about the inner workings of the stock market? 1440's got your breakdown of how it works.

A history of stock exchanges, from Venitain merchants to modern day

While the idea of stock exchanges—markets where securities can be bought and sold—is mostly synonymous with Wall Street, the New York Stock Exchange, and other modern markets, places to buy and sell financial instruments have a long history....

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.

Why does the stock market matter?

Open any newspaper, turn on your local TV news station, or listen to a daily business radio segment, and you’re bound to hear about how the stock market is performing. Netflix created a 17-minute (free) explainer that dives deep into the nitty-gritty of how we got here.

The Nasdaq is typically the world's second-largest stock exchange when measured by the total market value of the companies listed on the exchange

However, the Nasdaq sometimes surpasses the NYSE in terms of the total market cap of all the companies listed on each exchange. For instance, as of late April 2026, the Nasdaq's roughly 4,000 listed companies had a total market cap of about $44T, while the NYSE's roughly 2,300 companies' total market cap was around $38T.

A stock market timeline

The stock market has come a long way since the 1600s, when the first version of a stock exchange was created in Amsterdam. Mile markers along the way include everything from the Dow Jones Industrial Average's creation in 1896 to the stock market woes during the COVID-19 pandemic in 2020.

Stock indexes track markets through groupings of companies

A stock index measures the performance of selected companies, offering a snapshot of market trends. Examples include the Dow Jones Industrial Average, the S&P 500, and the Nasdaq Composite.

Shares are parts of a stock that represent ownership of a company

Shares are traded on the stock market. Once you buy a single share of a company, you are considered a shareholder of that company and may have certain rights as a partial owner, such as voting on business decisions.

Read about when Nasdaq partnered with the London Stock Exchange in 1992, and other key moments in Nasdaq history

The partnership became the first intercontinental linkage between capital markets, setting the stage for worldwide trading amid increasing globalization. Nasdaq separated from its parent company in 2006, becoming a fully independent licensed national securities exchange. A year later, it added the Scandinavian-based Exchange, OMX.

What is after-hours trading?

While both the New York Stock Exchange and the Nasdaq open at 9:30 am ET and close at 4 pm ET, some trading is allowed after that. After-hours trading was once only open to institutional investors and people with particularly high net worths. Now, with the advent of computers, anyone can trade stocks anywhere online, and those regulations have broadened.

40 key stock market terms, explained

Liquidity. Forex. Capitalization. Blue chip stocks. These are just a few pieces of stock market vocabulary most people who don't spend all day on a trading floor might not know. Thankfully, we found a fun infographic that makes it easier to learn what 40 key stock market terms mean and why each of them matters.

Companies sometimes decide to change which stock exchange they're listed on

A company can be asked to delist from a stock exchange by the exchange itself. In some cases, like when Shopify moved from the NYSE to the Nasdaq in 2025, the switch is made partly because the company wants to be seen as more or less of a tech company.

Spot markets are where commodities intended for relatively immediate delivery are traded

Spot markets are where physical securities are exchanged for cash. Also known as cash markets or physical markets, the trades are relatively immediate—both parties agree to an immediate transfer. Currencies and securities can also be traded on spot markets.

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.

Who are the people standing on the floor of the NYSE?

Today, not all of the trading is done on the floor of the New York Stock Exchange itself (computers help now), so it isn’t as chaotic as it once was. However, the NYSE is one of the few remaining trading floors where much active trading still happens in person.

How exchanges like the Chicago Mercantile act as trading referees

Chicago's Mercantile Exchange emphasizes futures contracts on commodities. This podcast episode breaks down how exchanges actually work, make money, and streamline the market.

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.

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.

See a real-time list of the most shorted stocks in the US

Every two weeks, the Nasdaq and New York Stock Exchange release the stocks with the most short positions. Some of the companies with the highest short positions as of early 2026 were Hims & Hers and Groupon.

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%.

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.

A direct listing is when a company goes public, listing shares on a stock exchange

A direct listing is when a company goes public, listing its shares on a stock exchange, rather than issuing new shares or raising capital. That means investment banks—traditionally serving as intermediaries—could lose out on some of the profits from these deals as more companies like Spotify opt for direct listings.

Retail investors are average joes, while institutional investors often move billions of dollars a day

Retail investors often trade 100 shares at a time, while institutional investors trade 10,000 or more. The biggest difference is that, unlike retail investors, institutional investors are professionals who are trading someone else’s money.

An initial public offering or 'IPO' is the process of a private company becoming public by putting shares of the company on the stock market for purchase.

Some private credit funds trade on the stock market

These funds, which trade at market prices, are called "public BDCs," which stands for "business development companies." For instance, the global alternative investment manager Ares Management Corp. has a public BDC.

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.

The wealthiest Americans own the vast majority of the stock market

Recent data from the Federal Reserve shows that the richest people in America own 93% of all the country's stock—the highest level ever recorded. Meanwhile, the bottom 50% of Americans held just 1% of all stocks.

Learn more about the four main market structures

In modern economic theory, there are four main market structures. Under each market structure, firms (or businesses) have differing levels of competition and reach different levels of price efficiency based on the consumer's willingness to pay for a product or service.

The US dollar is the most widely circulated currency in the world, and is involved in nearly 90% of global transactions

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.

Watch this video that uses Lego bricks to explain how venture capital works.

Netflix profits when you're not watching, and its movies are designed that way—read a detail-rich critical essay exposing lesser-known Netflix takes

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.

Warren Buffett's former professor Benjamin Graham is known as the 'father of value investing,' a strategy in which investors seek to buy stocks trading below their intrinsic worth.

The price of gas is a composite made up of several different factors, with the federal gas tax making up less than 20% of what drivers pay at the pump.

Art theft is the third-largest source of criminal revenues worldwide, thanks in part to the subjective nature of valuing a work of art.

Quincy Jones' 'Big Band Bossa Nova' helped introduce bossa nova—a jazz-influenced Brazilian genre—to the US

While atoms are normally made of protons, neutrons, and electrons, exotic ones have been built with antimatter—alternate versions of normal matter that live for fractions of a second and are about a billion times as rare.

Stars appear to twinkle because turbulence in the motion of molecules in Earth's atmosphere causes light to bend and wiggle rapidly on its way to the surface—a phenomenon called scintillation.

Hear about the 250-year history of the United States Postal Service, complete with some of its strangest deliveries, important innovations, and the figures that made it an American institution.

Most of the observable universe's volume consists of voids and supervoids—enormous regions of space with little to no galaxies, stars, or light.

When a Paris department store hesitated to sell Estée Lauder's perfume, she 'accidentally' broke a bottle, causing the smell to spread throughout the store and shoppers to start asking to buy the scent.

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.

The first steps to rebuilding your credit score include getting to know exactly what's on your credit report and figuring out how far you are from the '700 club,' or 'good score' range.

This site reaches millions of visitors who are tired of AI chatbots and seeking human connection. Pretend to be an AI chatbot and ask questions, provide answers, and draw for people in real time.

See how each of the more than two million known species relates to each other—and to common ancestors—in this zoomable tree of life.

See this overview of the firework rules across all 50 states, ranging from a complete ban on non-professional fireworks in Massachusetts to states with more lax rules like Indiana.

Bone marrow (soft tissue found inside certain bones) generates roughly 500 billion new blood cells each day

See a 3D reconstruction of Tenochtitlan, the Aztec capital that was home to an estimated population of 200,000 to 400,000.

For centuries, it was common to sleep in two shifts: a few hours at the beginning of the night, and a longer period beginning around midnight