A Beginner's Guide to Understanding IPOs

By Michael Thornton

March 27, 2025 at 11:12 PM

An initial public offering (IPO) occurs when a private company sells shares to the public for the first time, transitioning from private to public ownership. This process marks a significant milestone in a company's growth trajectory and opens up new opportunities for capital raising.

American flags outside Stock Exchange building

American flags outside Stock Exchange building

The IPO Process

A private company first partners with an investment bank that manages the IPO process. The bank:

  • Conducts thorough financial analysis
  • Determines company valuation
  • Sets initial share price
  • Schedules the IPO date
  • Handles regulatory requirements

Before going public, companies must register with stock exchanges and the Securities and Exchange Commission (SEC), meeting strict criteria and disclosure requirements.

Understanding IPO Access

Most IPO shares are initially allocated to:

  • Institutional investors
  • Large banks
  • Major financial firms
  • High-net-worth clients

Regular retail investors typically can't purchase IPO shares directly during the initial offering. Instead, they can buy shares once they begin trading on public exchanges.

Lock-Up Periods

Company insiders are usually restricted from selling their shares for 180 days after the IPO (known as the lock-up period). Once this period expires, insiders often sell their shares, which can temporarily decrease the stock price.

Investment Considerations

When evaluating an IPO investment:

  • Research company fundamentals thoroughly
  • Consider the company's growth potential
  • Evaluate market conditions
  • Assess the competitive landscape
  • Review financial statements
  • Understand potential risks

For retail investors, waiting until after the lock-up period expires may provide better entry points, as share prices often decline when insider selling begins.

Long-term Success

IPO performance varies significantly:

  • Some companies like Apple and Amazon became tremendously successful
  • Others may struggle and trade below their IPO price
  • Success depends on company fundamentals, market conditions, and execution

The best approach for most investors is to treat IPO investments like any other stock purchase: focus on fundamentals, maintain a long-term perspective, and don't let media hype influence investment decisions.

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