top of page

Mainboard IPO vs SME IPO – Simple Explanation for Investors

  • Writer: Rajasekar Maruthasalam
    Rajasekar Maruthasalam
  • 20 hours ago
  • 2 min read

When a company wants to raise money from the public, it launches an IPO.In India, IPOs are mainly of two types:

  1. Mainboard IPO

  2. SME IPO

Let us understand both, with special focus on SME IPO.


Mainboard IPO vs SME IPO – Simple Explanation for Investors

What is a Mainboard IPO?

Mainboard IPO is for large and well-known companies.


These companies usually have:

• Big business size

• Strong brand

• Long track record


Mainboard IPOs are listed on NSE or BSE main exchange.


Main features:

• Higher issue size

• Easy buying and selling

• Better liquidity

• Lower risk compared to SME IPO


Mainboard IPOs are suitable for most retail investors.


What is an SME IPO?

SME IPO is for small and growing companies.


These companies want money to:

• Expand business

• Buy machines

• Increase working capital


SME IPOs are listed on:

• NSE SME

• BSE SME


Key Features of SME IPO-

• Small issue size, mostly below ₹100 crore

• Fixed lot size (you must apply for full lot)

• Higher investment amount per application

• Low liquidity after listing

• Market makers are present, but liquidity is still limited


Why SME IPOs Look Attractive?

Many SME IPOs show:

• High GMP

• Big listing gains

• Fast price movement


This creates excitement among investors.


But high return always comes with high risk.


Major Risks in SME IPO

• Small business risk

• Limited public information

• Difficult exit after listing

• Price manipulation risk


Liquidity risk is the biggest concern in SME IPOs.


Who Should Invest in SME IPO?

SME IPO is suitable only if:

• You understand high risk

• You invest small capital

• You can hold for long term


SME IPO is not suitable if:

• You want safety

• You need quick exit

• You invest full savings


Final Summary

SME IPOs can give high returns, but losses can also be big.


Do not invest just because of GMP or hype.


Understand the business. Know the risks. Invest with discipline.


Slow and steady investing builds real wealth.

bottom of page