An initial public offering is how a private company becomes public.

This milestone requires plenty of preparation, starting with the SEC's S-1 registration, revealing key details about the company's finances and strategy. Investment bankers set valuations, secure long-term investors, and finalize share pricing before the public launch. IPOs provide companies with significant capital, but also demand transparency and invite public scrutiny.

Companies go public via an initial public offering (IPO) to raise large amounts of capital, helping them expand, invest in new ventures, hire more staff, or pay off debts.

The cryptocurrency equivalent of going public

An initial coin offering (ICO) is cryptocurrency's version of an initial public offering (IPO). Similar to the way a company offers shares on the stock market for the first time, ICOs occur when a cryptocurrency company seeks to raise funding for a new coin, app, or service. If you're entering the field, get the details on how it all works.

Ride along on one coffee company's journey through the stock market to better understand how a company goes from private to public.

It's difficult for individual investors to purchase IPO shares

Although the process of going public means the general public can invest in a company, the initial investment period is different. Before individual investors get in on the action, investment bankers sell the shares to larger financial institutions who can afford the asking price and risk associated with an IPO.

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.

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.

IPOs that failed

Plenty of private companies fail once they try to go public. Failing can mean shares sell for less than their initial asking price on its IPO date, or it can look like a company pulling out of the IPO process at the last minute. Some companies with failed IPOs include Pets.com, Etsy, and Robinhood. Learn more about these companies and others here.

An S-1 reveals financial and other details to the public, often for the first time, when filing for an IPO

To file for an IPO, a company must file a registration form called an S-1 or prospectus with the US Securities and Exchange Commission. S-1s detail a company's current business model, competitive landscape, and other financial information.

Companies pay multiple fees as part of the IPO process

When a company decides to approach IPO, it typically hires investment bankers—who earn about 7% of the IPO’s gross proceeds—to help set the organization’s target valuation range and schedule an IPO date. But that isn't the only fee associated with the IPO process.

Robinhood's mission of democratizing finance included its IPO

In 2021, investing app Robinhood went public—and decided to go about its IPO process differently. Unlike other companies, it opened up its IPO for the general public to purchase right away. A podcast episode explains what made Robinhood's IPO so unique prior to its launch date.

Read about the day Palantir went public in 2020

After more than 15 years in business, Palantir held its initial public offering (IPO) via a direct listing—meaning the company didn't rely on underwriters to assess the initial trading price or stock value. Palantir's stock ended the day trading 31% higher than the reference price.

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.

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.

Book building is widely considered the most efficient way to price securities

During the book-building process, bankers determine an IPO’s price per share, requesting bids from fund managers and other institutional investors for the number of shares they want and how much they’d be willing to pay for them.

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.

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

A prospectus typically contains information about the company's operations, including details about its management team and their compensation, financial statements, how it intends to use any capital raised by the IPO, and more. While these documents can be dense and lengthy, experts say that some of the most important sections of a prospectus for investors to look at include the risk factors section and the use of proceeds section.

Special-purpose acquisition companies let companies skirt the IPO process

A video explains how private companies have taken advantage of this loophole, why investing in these companies isn’t always a good idea, and how blank-check companies (as they’re commonly called) work.

Some companies like to make their IPO day antics unique.

An article details some of the wildest bell-ringing day stunts in recent history, from Clifford the Big Red Dog ringing the opening bell to one company's employees roasting marshmallows in a campfire on Wall Street as it went public.

The first-ever IPO was issued by the Dutch East India Co., a spice company.

It first offered shares to the public in the 1600s on the Amsterdam Stock Exchange to help finance its passages. The Dutch East India Co. succeeded in part due to its monopolistic hold over the East Indies at the time.

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).

Just because a big name company is going public doesn’t guarantee a successful stock

A reporter dove into how highly anticipated IPOs can still be risky, and why retail investors should be wary of investing right away.

Nike went public in 1980, and the first share sold at $22

Nike stock plummeted in the four years that followed the company’s initial public offering (IPO). The company’s deal with Michael Jordan in 1984 ultimately revived investor confidence.

Peloton's founder once said the company 'sells happiness' before a disappointing initial public offering

Ahead of the company's IPO, Peloton founder John Foley told investors that "on the most basic level, Peloton sells happiness." However, the inspirational sentiment didn't stick with investors—the company closed the day of its IPO with stocks trading down 11% from the IPO price. (Some users may experience a paywall.)

See the 25 largest initial public offerings in US history.

These 25 companies—which include UPS, Uber Technologies, AT&T, and The Kraft Heinz Co.—had some of the biggest IPO drops in US history. However, not all these drops led to long-term (or even immediate) success.

Google had a quirky, auction-based IPO.

In its sixth year, Google's shareholders reached a size where regulators would require the company to publicly report its financials. This prompted the company to go public through an unconventional style: the Dutch auction. The company auctioned its shares starting from a high price and dropping to a lower level.

SPACs, explained

Special purpose acquisition companies make it easy for mature unicorns (companies valued at over $1B) to receive growth capital by going public. This process effectively skips the work of a traditional initial public offering, and its time-intensive investor negotiations. Typically, a well-known investor with expertise in a certain industry sponsors a SPAC with the intent to acquire a startup. Learn how it works and the risks involved here.

2023's worst performing US IPOs

While an IPO is a huge milestone, it isn't always a total success in the long-term. This data visualization shows some of the worst-performing IPOs of 2023, based on their percentage returns at the end of the year, It includes an NFT gaming company and a Chinese EV battery company.

The world’s first publicly traded company was the United East India Co.

In an effort to best Spain and gain access to valuable trade in Asia, the Dutch Republic launched the VOC, or the United East India Co. The company held an initial public offering in 1602, allowing “subscribers” to choose how much they wanted to invest in the new venture. It was open to all residents of the republic, making this the first opportunity for retail investors in the world.

The 'big bang' of the dot-com era: Netscape's stock price doubled on the day of its initial public offering

The company behind the browser that revolutionized search went public on August 9, 1995. Just before the IPO, the company increased its initial opening price from $14 to $28. On the day the company went public, shares traded as high as $71 before closing at $58.25. The company's market capitalization exceeded $2B. The eye-popping IPO is largely considered the beginning of the dot-com bubble.

Airbnb’s S-1 in 2020 revealed how it weathered the pandemic and its financials

An S-1 or prospectus is a registration form filed with the US Securities and Exchange Commission when a company wants to go public. They can be pretty juicy documents, as S-1s can reveal previously private details about companies to the public, often for the first time.

Private equity firms often use leveraged buyouts to acquire new companies

In a leveraged buyout or "LBO," private equity funds finance acquisitions with debt secured by the target company's assets and cash flows. The PE firm aims to improve operations and leverage the company's profile to pay down debt, thereby increasing equity value.

Private equity IRR is the internal rate of return on a PE investment or fund

It's typically expressed as an annualized percentage that incorporates both the size and timing of cash flows between investors and the fund. It's the discount rate that makes the net present value of all cash flows equal zero. Many private equity funds target a net IRR in the mid‑teens to low‑20s percent range, with an 8% "hurdle" or preferred return as a minimum before carried interest or "carry" is paid.

Learn about the essential Securities and Exchange Commission filing types, including S-1, 10K, 10Q, and 8-K.

'Payment in kind' is a compensation method that uses alternatives to cash

Companies can make payments using goods, services, or additional securities instead of cash, helping companies preserve their cash flow. Public BDCs receive roughly 8% of their investment income via PIK.

Startups fundraise in 'rounds' as they prove out their business and scale

When startups take on outside funding, those investments are divided into different "rounds." These rounds are catered to different stages in a startup's life cycle—a startup often needs different types of investors and amounts of funding at different stages of the business. For instance, a pre-seed investment round can include investments ranging from about $25K to $500K, whereas a Series D investment can be hundreds of millions of dollars.

More than 650 companies went public in the US in 1996

As the dot-com bubble reached its peak, most dot-com companies went public with little proof of being profitable and were often overvalued. In 1999, the Nasdaq's price-to-earnings ratio (a tool used to determine a stock's value that divides its price by earnings) hit 90.2, signaling that many companies were operating at a net loss. Startups promised investors that more time and money would help scale their businesses and become profitable.

Companies sometimes issue corporate bonds to raise capital

These bonds offer investors regular interest payments in addition to the return of the principal amount at maturity. They allow companies to raise capital without losing ownership.

Bumble went public with an IPO in 2021

That year, Bumble Founder Whitney Wolfe Herd became the youngest female CEO to ever take a company public. The company pivoted during the 2020 COVID-19 pandemic lockdowns, focusing its marketing strategy on promoting social-distanced dating and its video chat features.