Mainboard IPO GMP Today 2026

Updated

Live grey market premium for Mainboard IPOs in India. Track upcoming, open, closed, and recently listed IPOs with real-time GMP, estimated listing price, and subscription data.

Company GMP Price Band Open Close Sub GMP Updated
Turtlemint Fintech

Upcoming Mainboard 		+₹6 (+4.0%)
Est: ₹158 		₹144 – 152 Jun 19 Jun 23 — 16 Jun, 08:15 pm
Advit Jewels

Upcoming Mainboard 		+₹80 (+58.0%)
Est: ₹218 		₹130 – 138 Jun 23 Jun 25 — 16 Jun, 11:44 am

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What is IPO GMP (Grey Market Premium)?

GMP (Grey Market Premium) is the unofficial premium at which IPO shares trade in the grey market before listing on BSE or NSE. A positive GMP suggests the IPO may list at a premium, while a negative GMP indicates a potential discount. For example, if an IPO has an issue price of Rs 200 and a GMP of Rs 50, the expected listing price is Rs 250 — a 25% premium.

Mainboard IPO GMP — How to Read It

Mainboard IPO GMP is generally more stable and liquid than SME GMP because the grey market for large BSE/NSE issues has many more participants. Historically, Mainboard GMP tracks the actual listing price within a 10–20% band in normal market conditions, making it a more dependable sentiment gauge. Mainboard issues have lower retail lot sizes (around Rs 14,000–15,000) and SEBI-mandated category reservations (QIB up to 50%, retail minimum 35%), so watch QIB subscription alongside GMP — strong institutional demand late in the bidding window is the most reliable confirmation that a healthy GMP will hold up on listing day.

How to Read the GMP Table

The table above shows live GMP data for all active IPOs in India — including upcoming, open, closed, and recently listed IPOs. Each row shows the current grey market premium in rupees, the percentage premium over issue price, and the estimated listing price. The subscription column (Sub) shows the total subscription multiple for open and closed IPOs. Click on any IPO row to view the full GMP history chart and detailed analysis.

Why Track IPO GMP?

Tracking GMP helps investors gauge market sentiment before an IPO lists. A rising GMP trend over the subscription period usually indicates strong demand, while a declining GMP may signal weakening interest. However, GMP is unofficial — not regulated by SEBI — and should be used alongside subscription data, company financials, and valuations for informed decision-making. Use our IPO detail pages to see the complete picture for each IPO.

GMP vs Actual Listing Performance

GMP is a useful sentiment indicator but not a guarantee. Some IPOs with high GMP have listed below expectations, and vice versa. GMP tends to be more reliable closer to the listing date and when backed by strong institutional (QIB) subscription. Check our Performance Tracker to see how past IPOs actually performed versus their GMP predictions.

Frequently Asked Questions about IPO GMP

Live IPO GMP (Grey Market Premium) is the real-time unofficial premium at which IPO shares trade in the grey market before listing. A positive GMP suggests listing at a premium, while negative GMP indicates a discount.

IPO GMP data on IPO Cracker is updated multiple times daily. The grey market premium can change rapidly based on market conditions and demand for IPO shares.

GMP provides a market sentiment indicator but is not a guaranteed predictor of listing price. It is based on unofficial grey market activity and can change significantly before the actual listing date. GMP is most accurate when close to the listing date and supported by strong subscription numbers.

A negative GMP means grey market traders expect the IPO to list below its issue price. For example, a GMP of -Rs 20 on an IPO with issue price Rs 100 means the expected listing price is Rs 80. This usually indicates weak market sentiment or overvaluation concerns.

GMP is not calculated by a formula — it is determined by supply and demand among unofficial grey market traders. When more people want to buy IPO shares before listing, the premium goes up. When sellers outnumber buyers, GMP drops. The expected listing price is simply Issue Price + GMP.

No. GMP is just one factor to consider. You should also evaluate the company's financials, valuation, subscription status, and industry peers. A high GMP with poor fundamentals can still result in losses after listing. Use GMP as a sentiment check, not as the sole decision factor.