Mainboard IPO Calendar 2026: GMP, Subscription, Allotment & Listing Details

A Quick Overview

The Mainboard IPO Calendar 2026 provides the latest information on Mainboard IPOs, including opening and closing dates, price bands, issue sizes, GMP, subscription status, allotment dates, listing dates, and listing performance.

This page helps investors track upcoming and recently listed Mainboard IPOs in one place and compare their subscription demand, grey market premium, allotment schedule, and listing performance.

Mainboard IPO Calendar August 2026

The Mainboard IPO Calendar 2026 includes upcoming, ongoing, closed, and recently listed Mainboard IPOs.

*The source provides this   IPO schedule and status information. 

Looking beyond Mainboard IPOs? You can also track upcoming and ongoing IPOs through our IPO Calendar, which provides a broader view of IPO activity.

Mainboard IPO GMP August 2026

Mainboard IPO GMP details for 2026 are provided in the table below:  

*Grey Market Premium (GMP) is an unofficial indicator that reflects the premium at which an IPO may trade in the grey market before listing. GMP is not an official exchange price and can change based on market sentiment.

Want to explore larger IPO opportunities? Check the  SME IPO Calendar for upcoming issues, key dates and important updates.

Mainboard IPO Subscription Status

The subscription status shows the demand received for a Mainboard IPO compared with the number of shares offered. For example, a 5x subscription means bids were received for five times the shares available.

Mainboard IPO Allotment Status

The source provides the Mainboard IPO allotment schedule and status.

*After a Mainboard IPO closes, the basis of allotment is finalised before shares are credited to eligible investors and subsequently listed.

Mainboard IPO Listing & Performance

This section tracks Mainboard IPOs based on their issue price, listing price, current price and gain/loss.

The listing and performance figures are based on the Mainboard listing data provided in the source.

Mainboard IPO Summary

The Mainboard IPO Calendar 2026 brings together important information about Mainboard IPOs, including issue dates, price bands, issue sizes, GMP, subscription levels, allotment dates, and listing performance.

Investors can use these details to track Mainboard IPO activity and compare different issues. However, GMP is unofficial, and past or estimated listing performance does not guarantee future returns.

FAQs

1. What is the August 2026 Mainboard IPO Calendar?

The August 2026 Mainboard IPO Calendar is a schedule of Mainboard IPOs opening, closing or listing during August 2026. It includes important details such as opening and closing dates, price bands, issue sizes, GMP, subscription, allotment and listing information.

2. Which Mainboard IPOs are upcoming in August 2026?

The upcoming Mainboard IPOs listed in the source include Annu Projects, Symbiotec Pharmalab, Hy-Tech Engineers, Augmont Enterprises, Skyways Air and Gaja Alternative Asset Management, among others.

3. Which Mainboard IPOs are open in August 2026?

According to the provided data, Tempsens Instruments (India) Ltd. and Gaja Alternative Asset Management are shown as open in the Mainboard IPO calendar.

4. What is Mainboard IPO GMP?

Mainboard IPO GMP, or Grey Market Premium, is an unofficial premium at which an IPO's shares may trade in the grey market before listing. It can indicate market sentiment but is not an official exchange price.

5. Which Mainboard IPO has the highest GMP in August 2026?

Based on the GMP data in the provided source, Augmont Enterprises Ltd. has a GMP of ₹285, while Tempsens Instruments has a GMP of ₹250. The source also shows the highest estimated listing gain percentage for Tempsens Instruments at 83.33%.

6. Which Mainboard IPO has the highest subscription?

Based on the subscription figures in the source, Sunshine Pictures IPO recorded the highest overall subscription among the listed Mainboard IPOs at 105.81x, followed by Behari Lal Engineering at 75.95x.

7. What does Mainboard IPO subscription mean?

IPO subscription shows how many times the shares offered by an IPO have been bid for. For example, a 10x subscription means bids were received for 10 times the shares available.

8. How can I check Mainboard IPO allotment status?

Once the basis of allotment is finalised, investors can generally check their IPO allotment through the IPO registrar or relevant stock exchange platform using the required application details.

9. What is Mainboard IPO listing gain?

Mainboard IPO listing gain is the percentage difference between the IPO issue price and its listing price.For example, if a Mainboard IPO is issued at ₹100 and lists at ₹120, the listing gain is 20%.

10. Which Mainboard IPOs are scheduled to list in August 2026?

The source lists several Mainboard IPOs with August listing dates, including Dhoot Transmission and Molbio Diagnostics on 17 August, Milky Mist Dairy Food on 18 August, and Shiprocket and Behari Lal Engineering on 19 August 2026.

Disclaimer: IPO dates, GMP, subscription figures, allotment details and listing performance are subject to change. GMP is unofficial and does not guarantee listing gains or returns. Investors should independently verify information from official sources and review all applicable risks before making any investment decision.
 

Author: Diwakar Kumar Singh

Diwakar Kumar Singh is a BFSI specialist and finance writer with over 7 years of hands-on experience in financial research, content creation, and analysis.

A Gold Medalist in MBA (Marketing) from IMT, he combines deep analytical skills with practical insights gained from evaluating companies, IPOs, unlisted shares, financial ratios, and investment opportunities. Diwakar has personally analysed hundreds of financial instruments and market scenarios, which he uses to break down complex topics into clear, actionable advice.

He has authored numerous in-depth finance articles, published multiple books internationally, and contributed to research publications. His work focuses on helping everyday investors and readers make better-informed financial decisions through well-researched, evidence-based explanations that are always grounded in real-world application rather than theory alone.