N
The Global Insight

What does an underwriter in an IPO do?

Author

John Hall

Updated on February 11, 2026

IPO underwriters are financial specialists who work closely with the issuing body to determine the initial offering price of the securities, buy the securities from the issuer, and sell the securities to investors via the underwriter’s distribution network.

How are underwriters paid IPO?

In a bought deal, the underwriter purchases the entire IPO issue and then resells it to its clients, who may be primarily big institutional investors. The underwriter’s compensation is the difference between the price the underwriter pays for the shares and the price it gets when it resells them.

Is a guarantee for sale of shares during an IPO?

No, applying for shares in an IPO or actually bidding for shares in an IPO doesn’t give any guarantee to get the shares. Once IPO closes, registrar of the issue collect all the bidding information and prepares a ‘Basis of Allotment’.

What happens to my stock in an IPO?

Existing shareholders can sell their shares in the IPO if their shares are included in and registered as part of the offering. Most large IPOs include only new shares that the company sells in order to raise capital. The shares being traded on the first day are generally only shares that were sold in the IPO.

Do you need an underwriter to go public?

When a company wants to go public, the first thing it does is hire an investment bank. In a “best efforts” agreement, however, the underwriter sells securities for the company but doesn’t guarantee the amount raised. Also, investment banks are hesitant to shoulder all the risk of an offering.

Who assumes the risk in an IPO?

Most underwriters target institutional or wealthy investors in IPO distributions. Underwriters believe that institutional and wealthy investors are better able to buy large blocks of IPO shares, assume the financial risk, and hold the investment for the long term.

How do I buy pre IPO stock?

In the unlisted market, Client Master Report (CMR) Copy is the most important document which is required to buy unlisted and Pre IPO shares. It contains DP ID, Client ID, PAN number, Bank Number, etc. This can be easily obtained by sending an email to the broker and the same is delivered within 2-3 hrs.