At a glance
An initial public offering (IPO) is the first time a company sells its shares to the public and lists them on a stock exchange (NSE and BSE in India). The shares on offer can be new shares, which raise money for the company, existing shares sold by current owners, or a mix. SEBI regulates IPOs under its Issue of Capital and Disclosure Requirements (ICDR) Regulations, 2018.
Key facts
- Regulator: SEBI, under the SEBI (ICDR) Regulations, 2018
- Fresh issue: new shares; money goes to the company
- Offer for sale (OFS): existing shareholders sell; money goes to them, not the company
- Pricing methods: book building (price band) or fixed price
- Price band: cap can be at most 120% of the floor price
- Bidding period: at least 3 working days
- Listing timeline: T+3 (three working days after issue closes), mandatory since 1 December 2023
- Payment: ASBA (Application Supported by Blocked Amount); UPI mandate allowed for individual bids up to ₹5 lakh
- Largest Indian IPO: Jio Platforms, ₹30,213 crore (October 2026)
- Previous record: Hyundai Motor India, ₹27,870 crore (October 2024)
How it works
Steps. The company appoints merchant bankers, files a Draft Red Herring Prospectus (DRHP) with SEBI, gets SEBI's observations, files the Red Herring Prospectus (RHP) with the Registrar of Companies, announces a price band, takes bids, fixes the final price, allots shares and lists.
Book-built issue: who gets what (company meeting profitability conditions).
| Category | Share of the issue |
|---|---|
| Qualified Institutional Buyers (QIBs) | Not more than 50% |
| Non-Institutional Investors (NIIs, over ₹2 lakh) | Not less than 15% |
| Retail Individual Investors (up to ₹2 lakh) | Not less than 35% |
Companies that do not meet the profitability track record must give at least 75% to QIBs, with retail capped at 10%.
Anchor investors. Up to 60% of the QIB portion can go to anchor investors, who bid one working day before the issue opens with a minimum application of ₹10 crore. Half their shares are locked in for 30 days and the rest for 90 days. Since late 2025, 40% of the anchor book is reserved: one-third of it for domestic mutual funds and the rest for life insurers and pension funds.
Largest Indian IPOs.
| Company | Size (₹ crore) | Year |
|---|---|---|
| Jio Platforms | 30,213 | 2026 |
| Hyundai Motor India | 27,870 | 2024 |
| LIC | 20,557 | 2022 |
| Paytm (One97) | 18,300 | 2021 |
Recent developments
- 28 Oct 2026 (scheduled): Jio Platforms to list on NSE and BSE after a ₹30,213 crore all-fresh-issue IPO (price band ₹1,065–1,119; bidding 21–23 October), the largest in India.
- 19 Oct 2026: Jio Platforms raised about ₹8,110 crore from 212 anchor investors.
- Nov 2025: SEBI amended ICDR anchor rules, reserving part of the anchor book for life insurers and pension funds alongside mutual funds.
Exam traps
- In an OFS the company receives nothing; only a fresh issue adds to its capital.
- Retail investors can bid up to ₹2 lakh; above that they count as NIIs (HNIs).
- T+3 is the time from issue closure to listing, not the bidding period.
- A "red herring" prospectus has no final price; the final prospectus does.
- An IPO is the first public issue; a later public issue by a listed company is an FPO.
Quick check
- Q: Under which SEBI regulations are IPOs governed? A: ICDR Regulations, 2018.
- Q: What is India's largest IPO? A: Jio Platforms, ₹30,213 crore (2026).
- Q: What is the maximum share of the QIB portion that can go to anchor investors? A: 60%.
Further reading
Sources
- https://www.chittorgarh.com/ipo/jio-platforms-ipo/
- https://inc42.com/buzz/jio-platforms-raises-over-₹8100-cr-from-anchor-investors/
- https://www.angelone.in/news/ipos/reliance-s-jio-platforms-ipo-opens-for-subscription-today-october-21-2026-key-details
- https://www.business-standard.com/amp/markets/capital-market-news/sebi-amends-icdr-norms-to-broaden-institutional-investors-participation-in-ipos-125110700535_1.html
- https://webiis08.mondaq.com/india/financial-services/1714846/sebi-amends-the-icdr-regulations
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