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IPO is a non-listed company that can be listed on the stock exchange and the general investor can buy and sell shares.

IPO is noted that it is easy to get up to the first time, but it can be lost if you participate without understanding the mechanism.

In this article, we will organize what is a stock release, why companies list, and why IPO is popular with investors, the benefits and risks for beginners.

What is Public Offering?

Publication of shares is to publish corporate shares to general investors.

English is called IPO and Initial Public Offering.

In the unlisted stage, a person who has a corporate stock is limited to the founder, officer, employee, and venture capital.

However, when listed, individual investors and institutional investors can buy and sell their shares through the stock exchange.

Tokyo Stock Exchange The listed market includes Prime, Standard and Growth.

証券DAQ and New York Stock Exchange are well-known in the United States.

Why Companies Are Public

To raise growth funds for companies to share.

For example, you need the following funds:

  • New business
  • Factory construction
  • 研究開発
  • Overseas
  • Recruitment
  • M&A

Even bank loans can be funded, but loans are required to be repayment. On the other hand, financing by issuance of shares is not repayment obligation.

Of course, the accountability for the shareholder is born instead.

When listed, financial statements, investors, governance, and internal management systems are required. IPO is not just a financing, it is an event that companies will change to social public companies.

IPO Basic Flow

IPO does not start selling in the market.

In general, proceed with the following flow:

Flow内容
準備Preparing for audits, internal management systems and listed audits
Listing approvalStock Exchange Approves Listing
T conditionsThe price range for investor demand is determined
Book BuildingInvestors want to purchase
Public price decisionActual price and open price are determined
Lottery / DistributionDecide which investors can buy
ListedTrading on the market begins
First Value FormationFirst stock price is determined after listing

The price is the first day of the listing.

If the price is higher than the public price, the investor who won the IPO will be more profitable. On the other hand, if the first price is lower, the first value will be broken and the loss will be.

Why IPO Is Popular

If IPO is popular, there are cases where the first value is higher than the public price.

In particular, companies such as:

  • About AI
  • Semiconductor
  • Space and Defense
  • SaaS
  • Bio-Medical
  • A company led by famous managers
  • Small and demand-light enterprises

However, the popularity and power do not necessarily match.

IPOs that were bought only by topic can be greatly lowered if they do not have business results after listing.

IPO considers the difference between the expectations before listing and the results after listing.

Benefits of IPO

Small amount

Depending on the brand, IPO may be able to apply from a few million yen.

If the public price is 700 yen, the necessary funds is 70,000 yen.

Therefore, it becomes an investment opportunity that is easy for individual investors to participate.

Easy to profit in a short time

In IPO investment, there is a short-term strategy to win the lottery, buy at the public price, and sell at the first price on the listing date.

If you exceed the initial public price, you can determine the profit in relatively short time.

However, this is a story when the first time goes up. If the first value is broken, it will be lost in a short time.

Early participation in growth companies

IPO can invest in listed companies.

If a company grows bigger then, it may be possible to get a large return on a long-term basis.

On the other hand, companies that are listed on the market are often not stable and are not easy to see.

IPOメリットs

It is difficult to draw

Popular IPOs have high competition rates and are not easy.

You may not be able to apply for more than ten times.

In particular, IPO, a small and popular theme, is easy to apply for individual investors.

First-rate cracking risk

IPO is not always up.

The following case is easy to break.

  • Bad market environment
  • Low performance
  • Strong alertness to deficit companies
  • too large to list
  • High sales ratio
  • Strong selling pressure of existing shareholders

The idea of "safety because IPO" is dangerous.

There is a possibility that it will be greatly lowered after listing

Even if the first value is high, it may fall after that.

IPO投資家 is because it is easy to sell short-term funds, the profit of the winner, the supply and demand of institutional investors, and unlock.

If you buy after listing, you need to see the company's performance, growth, profitability, and shareholder composition, not the first value.

Points that beginners should be aware of

Don’t buy only with topical

IPO may not match the popularity and power.

While the theme of AI, space, and bio is easy to focus, deficit companies and companies with future expectations are more prone to price movement.

It is not the theme.

Is sales growing? Is the profit coming out of the structure? Is it reasonable to use funds? Is it easy to sell after listing?

I want to check here.

Decide whether short-term investment or long-term investment

IPO investment has two major styles:

StyleFeatures
First priceShort-term strategy to buy at public prices and sell at the first day of listing
Long-term ownershipStrategies to expect growth after listing

If you sell first price, supply and demand, listing scale, public price, and popularity are important.

Long-term ownership is crucial for emerging, growth, profit, management, and capital policies.

If you participate without deciding the purpose, it will be easier to judge when the first step is down.

Figure: Flow of IPO

Unlisted Companies Shareholder Listing preparation Review and price decision Investor Relations Lottery / Distribution Listed First Value Formation IPO’s corporate market debut The price may be lower than the price.

IPO is a non-listed company that can be listed on the stock exchange and the general investor can buy and sell shares.

It is an opportunity for companies to gather growth funds and increase their reputation and credibility.

It’s a chance for investors to join a growing company early. On the other hand, it is difficult to draw, and there is a risk of initial cracking and dropping after listing.

It is important to judge only by popularity.

Check the public price, listing size, performance, growth, lock-up, sales ratio, and shareholder composition, and decide whether you want to participate in short-term or long-term.

Reference

  • Date: 2026-05-26
This article is for educational and informational purposes only, based on public information. It is not a recommendation or solicitation to buy or sell any specific security or financial product. Although care is taken with accuracy, the content and future investment outcomes are not guaranteed. Final investment decisions should be made at your own judgment and responsibility.