From the pre-market placement at 9 AM to the regular trading bell at 10 AM. Everything you need to know about the listing day schedule on BSE & NSE.

Ceremonial Bell Ringing Ceremony
Timeline
Process in India
Listing Price & IEP
Price Comparison
FAQ
When a company goes from privately held to publicly traded on the stock exchange, it launches an IPO or initial public offering. After shares are successfully allotted to the investors, the IPO gets listed on stock exchanges like NSE and/or BSE.
The IPO listing starts at 9 AM with a ceremony. Here’s what the trading session timeline looks like on a listing day.
| Trading Phase | Time Duration | Activity Details |
|---|---|---|
| Pre-market open/pre-open order placement session | 9:00 AM to 9:45 AM | In the pre-market session, limit orders can be placed. The Indicative Equilibrium price (IEP) changes continuously depending on orders. Investors can modify, cancel, or reorder. |
| Order matching and execution session | 9:45 AM to 9:55 AM | According to the final Indicative Equilibrium price, the exchange will calculate the opening price of the newly listed stock. |
| Buffer session | 9:55 AM to 10:00 AM | A 5-minute transition phase to ensure the market can smoothly switch to regular trading. |
| Regular trading begins | At 10 AM | The “bell ringing” marks the beginning of the regular trading session. Investors can now actively trade. |
The journey from a private entity to a publicly traded enterprise.
The company appoints investment bankers, auditors, and legal advisors to create a prospectus and set the price band.
Preparation of the Draft Red Herring Prospectus (DRHP) and filing it with SEBI and stock exchanges.
Conducting advertising campaigns and press releases to promote the IPO to potential investors.
SEBI reviews the DRHP. Once approved, it becomes the Red Herring Prospectus (RHP).
Pricing is determined through fixed-price (set prior) or book-building (determined via bids during offer period).
Anchor investors bid one day before the public open to gauge sentiment and build trust.
Final updated version (RHP) is submitted with all final details.
The IPO opens for retail investors, QIBs, and NIIs for usually 3-5 working days.
Finalization of allocation on a lottery basis. Refunds for non-allottees within 7-10 days.
Final listing on BSE/NSE for active trading by the general public.
After the Indicative Equilibrium price (IEP) fluctuations in the pre-market, the final price on which the IPO gets listed is known as the IPO listing price.
Indicative Equilibrium Price (IEP) is the price at which maximum buy and sell orders match during the pre-market session. It is calculated based on market demand and supply and changes continuously until the final price is fixed at the end of the session.
| IPO Issue Price | IPO Listing Price |
|---|---|
IPO Issue Price is the price at which shares are offered to the public. It is either determined through a fixed-price method or a book-building method. | IPO Listing Price is the price at which the IPO gets listed on stock exchanges (NSE/BSE) at the end of the pre-market session. |