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

Companies often use different share classes, like Class A or Class B, to structure ownership

Share classes refer to specific types of company stock that are distinguished by the rights they grant, such as voting power and dividend access.

What's the difference between a stock and a share?

While the words "stock" and "share" are often used interchangeably in casual conversation, they have different meanings. For instance, "stock" is more general, whereas "share" is more precise.

The stock market, explained in 3 minutes

The stock market consists of a set of exchanges and other venues where shares of public companies are bought and sold. The Nasdaq and the New York Stock Exchange are two of the most well-known exchanges in the US, while major exchanges also operate around the world, including in Tokyo, Shanghai, London, and São Paulo.

Stock buybacks are when a company purchases some of its own shares of stock

This reduces the number of shares on the market and, therefore, makes the remaining shares more valuable. Buybacks have received a lot of criticism in recent years for many reasons, such as how they could artificially inflate share prices.

Stock options give investors the right to buy or sell a stock at an agreed-upon price and date

There are two types of options: calls, which are bets that a stock will rise (or not rise past a certain point), and puts, bets that a stock will fall (or not fall past a specific level). While stock options give investors the right to do these trades, they do not obligate buyers to follow through with them—sellers, on the other hand, must perform the option if it is exercised

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.

The difference between stocks and bonds

While more people invest in stocks than bonds, experts say owning both can make for a healthier portfolio. Stocks are considered a riskier investment than bonds, but tend to have higher returns. While bonds might be the safer option, they won’t grow your wealth as quickly.

Going public has pros and cons for a company

An organization transfers ownership over to new shareholders—who could be anyone—following its IPO date. However, going public expands a company’s ability to increase funding and grow its business. This guide dives into the advantages and disadvantages of going public, and what those pros and cons can mean for investors.

Activist investors use large ownership positions to influence companies

By holding large ownership positions, which often come with leveraged access to a company's board or the ability to force a shareholder vote, activist shareholders can change a company's corporate governance, leadership, and overall direction. Critics argue that activist shareholders hurt companies in the long term by prioritizing short-term higher shareholder returns over sustainability and growth efforts.

Securities is a term used to describe different types of investments

Not every type of investment qualifies as a security (like property or gold). Securities fall under four main categories (equity, debt, derivative, and hybrid) that serve different functions in the market.

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.

A 'position' in financial markets refers to the amount of a security or asset that an investor owns or sells short

A "long" position gains from an increase in a security's price, whereas a "short" position profits from a price drop. This article includes a detailed explanation of the term "position" as it relates to investing and financial markets.

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.

Dividends are payments made by a corporation to its shareholders

From the Dutch East India Company paying out the first dividends over 400 years ago to the word “dividend’s” ancient Latin roots, Dividend.com has a full explainer of this investing perk and how individuals can earn income while holding dividend-paying stocks or ETFs.

Open-end and closed-end funds differ in how they create and distribute shares

Open-end funds are able to create new shares on a daily basis, while closed-end funds have a set number of shares. This impacts the way shares are traded on the open market, and the way they’re priced.

Many investment bankers work on IPOs

When a company undertakes an IPO, investment banks often buy many of the organization’s shares directly from the company, in order to sell the shares on the stock market. The bank stands to profit after marking up the shares.

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.

Retail investors are individuals who trade stock for themselves

Institutional investors, on the other hand, are investing for someone else. There are big differences between the two, one being that institutional investors can be granted certain special treatment (like being able to purchase IPOs right away).

Mutual funds are a type of shared investment strategy that pools money

Mutual funds can invest in stocks, bonds, or other types of securities. This method is a popular way for investors to diversify their portfolio with less risk, making it ideal for long-term financial goals (like retirement).

Tranches slice financial products into segments

Specifically, tranches are slices of securities (think: bonds or mortgages) divided by risk and characteristics to attract different investors with a variety of risk tolerances.

Startup founders’ equity becomes diluted as they bring in more investors

When an angel investor funds a company in exchange for equity, startups issue new shares to them, rather than giving them existing shares, and boost the company’s valuation.

The Dow’s price-weighted formula makes stock price matter more than size

Unlike most indices, which weigh companies by market value, the DJIA is price-weighted—meaning higher-priced stocks have more influence on its movements. As a result, a company’s share price matters more than its overall size.

The S&P 500 is composed of 500 companies, but has more than 500 total listings

Since some large companies have dual-class stock structures (like Alphabet and Fox Corporation), there are multiple listings on the S&P 500 for the same company. S&P Global has banned and then reversed bans on companies with dual-class structures multiple times since first allowing dual-class stocks in 2014.

Real estate investment trusts help give portfolios more exposure to real estate

Also known as a REIT, a real estate investment trust is a type of company that invests in a portfolio of real estate, such as apartment buildings or malls. Investors can buy shares of the REIT to participate in its portfolio’s gains and losses.

Meme stocks often have little underlying value but are fueled by crowd funding

"Meme stocks" is a phrase originating in the early 2020s, referring to companies with little underlying value who gain recognition through social media and whose stock price experiences rapid gains.

SpaceX's S-1 or 'prospectus' revealed many previously unknown details about the company, including its unprofitability despite doing $18.7B in revenue in 2025, exactly how many voting shares Elon Musk will have in the company (roughly 85%), and more.

Bezos owned roughly 8% of Amazon as of 2025

Three decades after founding Amazon, Jeff Bezos has built a sprawling empire of businesses and financial interests. Other large stakeholders in the company include Amazon CEO Andrew Jassy and Bezos’ ex-wife MacKenzie Scott. This article provides more details on who owns how much of Amazon.

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%.

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.

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.

Dozens of S&P 500 stocks, including Coca-Cola and Walmart—known as the dividend aristocrats—have increased dividends every year for 25 years

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

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.

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.

The United States is one of only around two dozen countries with a fully federal system of government, in which power is divided between national and state governments.

Shooting stars, or meteors, are fragments of asteroids and comets that burn up as they enter Earth's atmosphere, creating streaks in the sky called meteor showers.

How Amazon operates a 'flywheel' business model, a self-reinforcing cycle that drives continuous growth

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

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.

SpongeBob exemplifies Aristotle's philosophy for living well because he understands that happiness doesn't come from external factors like money, recognition, or power.

After 25 people used virtual reality headsets to practice flying with virtual wings—flapping their arms—their visual cortex responded to the wings almost as if they were real arms, treating them as body parts.

Corals are themselves not coral reefs—the term refers to the tiny marine invertebrates that build the rigid reef.

'Silent' fireworks have gained more interest in recent years as a quieter celebratory option.

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.

Alzheimer's can lead to brain shrinkage, with an average of around 2% of volume reduction per year

'Shogun,' a 1980s TV series, helped popularize sushi in the US by stimulating an American interest in Japanese culture.

Poison ivy's rash-causing compound is found in the plant's roots, stem, and leaves—so coming into contact with any part of the plant can lead to rashes for the 85% of people who are allergic to it.

20,000 letters to the advice columnist 'Dear Abby' provide insight into prevailing sex, religion, and LGBTQ fears, anxieties, and concerns from the 1950s onward.

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