
Capital Goods / Construction Materials · NSE / BSE
Interarch Building Limited, established in 1983, is a leading name in India’s pre-engineered steel construction industry, providing end-to-end solutions from design and engineering to manufacturing and project management. With an annual installed capacity of 141,000 metric tonnes as of March 2023, it holds a 6.1% market share in operating income among integrated PEB providers. The company offers PEB Contracts and Sales, including metal ceilings, corrugated roofing, and steel structures, serving major clients like Grasim Industries and InstaKart Services. Operating four ISO 9001:2015 certified facilities in Uttarakhand, Interarch also has sales offices in cities like Chandigarh, Lucknow, and Coimbatore. Its expert team includes 111 structural engineers with an average of 8 years of experience as of September 2023.
Price Band
₹850 – ₹900
Issue Size
₹600 Cr
Lot Size
16 shares
GMP
+37.3%
Est. Listing
₹1236
at current GMP
Subscribed
93.81x
overall
Open
19 Aug 2024
Close
21 Aug 2024
Allotment
22 Aug 2024
Refund
23 Aug 2024
Demat Credit
24 Aug 2024
Listing
26 Aug 2024
Last updated: 19 Oct 2026
Current Premium
Issue Price (Upper)
₹900
Band: ₹850 – ₹900
Estimated Listing Price
₹1236
Upper price + GMP
Lot Size
16 shares
Min investment ₹14,400
Estimated Profit / Lot
₹5,376
16 × ₹336
Grey Market Premium trend
+₹336
▲ 0 today
Updated less than a minute ago
| Date | GMP (₹) | GMP % | Est. Listing |
|---|---|---|---|
| 31 Oct 2026 | +₹336 | 37.3% | ₹1236 |
| 30 Oct 2026 | +₹336 | 37.3% | ₹1236 |
| 29 Oct 2026 | +₹302 | 33.6% | ₹1202 |
GMP is unofficial market data. Not a guarantee of listing performance.
Interarch Building Products Limited is bringing an initial public offering (IPO) in the Capital Goods / Construction Materials sector with an aggregate issue size of ₹600.29 Crores. The shares are offered at a price band of ₹850 to ₹900 per equity share on NSE and BSE. Currently, grey market participants and retail investors are watching the bidding trend, premium movement, and anchor book demand with keen interest.
Prospective investors can apply in the retail quota with a minimum of 1 lot comprising 16 shares (approx. ₹14,400 minimum investment). High net-worth individuals (HNI/NII) can bid in the sHNI (₹2 Lakh to ₹10 Lakh) or bHNI (above ₹10 Lakh) categories for enhanced quota allocation.
Allotment reconciliation will be managed by Link Intime India Private Limited. Eligible allottees will receive credit of equity shares into their Demat accounts by 2024-08-24, while un-allotted funds or UPI block mandates will be released on 2024-08-23.
The latest grey market premium for Interarch Building Products Limited IPO is ₹336, which indicates an expected listing price of ₹1236.
Kostak rate is the profit amount an investor earns by selling their entire IPO application in the grey market before allotment is finalized.
No. GMP is an unofficial indicator discovered between dealers outside of SEBI-regulated exchanges. Actual listing price is determined by demand-supply discovery on NSE/BSE during the pre-open auction.