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What is an IPO? Initial Public Offering Guide

An initial public offering (IPO) occurs when a private company offers shares to the public for the first time. This allows the company to raise capital from a broader range of investors. The IPO process involves investment banks that underwrite the offering, helping the company determine the initial share price and manage the distribution of shares. For investors, IPOs can present opportunities for early investment in potentially high-growth companies, but they also come with risks due to limited historical data and market volatility. Companies like META, UBER, and ABNB were once private and then completed an IPO to become publicly traded.

Quick Answer An initial public offering (IPO) represents a company's first sale of stock to the public, allowing it to raise capital for growth and other initiatives. Investment banks play a crucial role in underwriting the IPO, helping to determine the offering price and manage share distribution.
Examples3Screens60Average score85.33Updated2026-04-10Prices as ofOct 26, 2026 session

Figures come from Financial Modeling Prep (FMP). If FMP has no figure for a ticker, a price or fundamental may come from a Yahoo Finance fallback, or a price from an Alpaca fallback. SEC EDGAR is used only for filing links and company identity details (legal name, address), never for figures.

MoonshotScore V2 rates eligible US-listed companies from 0 to 100 against their sector peers on five pillars: Business Quality (weight 26), Financial Safety (weight 20), Valuation (weight 18), Growth Durability (weight 16) and Momentum (weight 12). It reads no news-sentiment or analyst data, and it is not a probability of future returns.

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Understanding Initial Public Offerings

An initial public offering (IPO) is a pivotal event in a company's life cycle, marking its transition from private ownership to public trading. This process allows the company to raise capital by selling shares to the public, enabling further expansion, debt reduction, or other strategic initiatives. For investors, IPOs offer the chance to invest in a company early in its public life, potentially benefiting from future growth. However, IPOs also carry risks, including valuation uncertainties and market volatility.

Worked Example: These Figures Today

The companies used as examples above, with the current figures behind them. Illustrations of the metric — not a ranking, not a shortlist, and not a recommendation.

Example companies for this topic, listed in the order the guide introduces them — prices, day change and market cap as of the Oct 26, 2026 trading session (FMP quote); P/E and MoonshotScore from our latest stored data. Source: Financial Modeling Prep, Yahoo Finance.
Ticker Company Price Change Market Cap MoonshotScore
META Meta Platforms, Inc. $630.56 -1.88% $1.6T 90
UBER Uber Technologies, Inc. $66.13 -0.85% $135.1B 75
ABNB Airbnb, Inc. $171.05 -0.56% $102.4B 91

Notable IPOs

Several well-known companies have gone through the IPO process to become publicly traded entities. Here are a few examples: META (formerly Facebook): One of the largest social media companies in the world, META's IPO was highly anticipated and closely watched. UBER: Revolutionizing the transportation industry, UBER's IPO was a significant event in the tech sector. ABNB: Transforming the hospitality industry, ABNB's IPO allowed public investors to participate in the growth of the home-sharing platform.
“MoonshotScore rates a US-listed stock 0 to 100 using five sector-relative pillars. Higher means stronger numbers across business quality, safety, valuation, growth and momentum. Eligible common stocks and ADRs only; funds, ETFs, warrants, units, SPACs, preferreds, and notes carry none. It is built for education and deeper due diligence, not financial advice.”
— Stock Expert AI published methodology (how MoonshotScore works)

Questions worth resolving before acting on the screen

What are the potential benefits of investing in an IPO?

Investing in an IPO can provide the opportunity to get in on the ground floor of a potentially high-growth company. Early investors may benefit from significant returns if the company performs well in the public market.

What are the risks associated with IPOs?

IPOs can be risky due to limited historical data, valuation uncertainties, and market volatility. The initial price may not accurately reflect the company's true value, and investor sentiment can significantly impact the stock's performance.

How is the initial price of an IPO determined?

The initial price of an IPO is determined by the company and its underwriters based on factors such as financial performance, market conditions, and investor demand. The process involves extensive analysis and negotiation to arrive at a price that attracts investors while providing sufficient capital for the company.

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Stock Expert AI provides data and analysis tools for educational purposes. This is not financial advice. Past performance does not guarantee future results. Always consult a qualified financial advisor before making investment decisions. Figures come from Financial Modeling Prep (FMP). If FMP has no figure for a ticker, a price or fundamental may come from a Yahoo Finance fallback, or a price from an Alpaca fallback. SEC EDGAR is used only for filing links and company identity details (legal name, address), never for figures.