Tempsens Instruments IPO Closes Today: Live Day 3 Subscription Status, GMP & Allotment Timeline

1. Final-Day IPO at a Glance: Key Issue Specifications

Tempsens Instruments (India) Limited, a premier Indian manufacturer of specialized temperature measurement sensors, heating equipment, and instrumentation cables, is conducting the final hours of its book-building process. For foundational context on the company's business model and anchor book, see our detailed Tempsens Instruments IPO opening-day analysis.

2. Tempsens Instruments IPO Subscription Status: Official Exchange Data

According to cumulative electronic bidding records compiled from the National Stock Exchange of India (NSE) and BSE Limited, the public issue witnessed aggressive demand acceleration during the first two bidding days, positioning Day 3 for final institutional book building.

3. Application Lot Sizes & Investment Thresholds

Investors applying in the retail category must bid for a minimum of 1 lot (50 shares), amounting to ₹15,000 at the upper price cap of ₹300 per share. Retail investors can apply for up to 13 lots (650 shares), maintaining total application value within the statutory ₹2,00,000 threshold. Applications above ₹2,00,000 fall under the Non-Institutional Investor (NII) categories.

4. ₹650 Crore Issue Structure: Fresh Issue vs. Offer for Sale

According to the Red Herring Prospectus filed with SEBI, the total public offering of ₹650.00 crore is structured into two distinct capital components:

• Fresh Issue (₹95.00 Crore): Tempsens Instruments is issuing up to 31,66,666 fresh equity shares. The net proceeds from this primary issuance flow directly to the company’s treasury to fund capital expenditure, operational scaling, and debt reduction.
• Offer for Sale (₹555.00 Crore): Promoter and individual selling shareholders are offloading up to 1,85,00,000 equity shares. The company will receive no proceeds from the OFS portion, with funds going entirely to the selling shareholders after deducting proportionate issue expenses.

5. Business Overview: Precision Thermal Engineering Specialist

Headquartered in Udaipur, Rajasthan, Tempsens Instruments (India) Limited is a prominent designer and manufacturer of specialized thermal engineering equipment, industrial temperature sensors (such as high-precision thermocouples, resistance temperature detectors [RTDs], and thermowells), industrial electrical heating systems, and specialized instrumentation cables.

The company maintains integrated manufacturing and advanced calibration laboratories accredited under national and international standards (including NABL in India and DKD in Germany). Through its German operating subsidiary (Tempsens Instruments GmbH) and dedicated global distribution networks, the company delivers engineering solutions across more than 70 countries to mission-critical sectors including power generation, metallurgy, glass, oil and gas, petrochemicals, pharmaceuticals, aerospace, defense, and semiconductor electronics.

6. Objects of the Issue: Deployment of Fresh Capital

The net proceeds derived from the ₹95.00 crore Fresh Issue (net of issue-related expenses) are designated for the following corporate objectives, as stated in the RHP:

1. Capital Expenditure for Capacity Expansion: Setting up new specialized manufacturing and testing lines at its Udaipur facilities to expand production capacity for high-temperature sensors and mineral-insulated cables.
2. Repayment / Prepayment of Borrowings: Debt reduction to optimize finance costs and strengthen balance sheet leverage.
3. R&D and Testing Infrastructure: Upgrading precision calibration laboratories to meet expanding European and North American industrial compliance benchmarks.
4. General Corporate Purposes: Supporting ongoing working capital and general operational requirements.

7. Restated Consolidated Financial Track Record

According to the restated consolidated financial statements incorporated within the RHP, Tempsens Instruments has demonstrated consistent revenue growth and stable operational margins across the evaluated financial years:

8. Competitive Strengths & Key RHP Risk Disclosures

Prospective investors should weigh the business strengths against the material risk factors outlined in the offer documents:

9. Grey Market Premium (GMP) Tracking & Statutory Reality Check

In unofficial market tracking across unlisted dealing desks, Grey Market Premium (GMP) indications for the Tempsens Instruments IPO have been recorded across a wide range.

Investors are reminded that Grey Market Premium is an unregulated, unofficial indicator operating completely outside the oversight of SEBI, BSE, and NSE. GMP reflects OTC sentiment among unlisted traders and carries no guarantee of actual listing price performance. Prospective applicants must base investment decisions solely on the fundamentals, valuations, and risk factors disclosed in the official Red Herring Prospectus. To understand how grey market mechanisms operate, read our educational Guide to IPO Grey Market Premium (GMP).

10. Official Timetable: Allotment, Refund & Listing Dates

Following the conclusion of bidding today at 5:00 PM IST, the public issue proceeds into the allotment reconciliation phase under the T+3 settlement cycle. Below is the verified schedule:

11. Step-by-Step: How to Check Tempsens Instruments Allotment Status

Once the Basis of Allotment is finalized by the company and stock exchanges on Tuesday, 25 August 2026, applicants can verify their allotment status through the designated registrar or stock exchange portals. For broader instructions, see our Comprehensive IPO Allotment Guide.

12. Key Action Items Before 5:00 PM IST Bidding Close

Investors planning to participate before the electronic subscription window concludes must note the following procedural checkpoints:

• UPI Mandate Authorization Cutoff: Retail and HNI investors bidding via UPI ASBA must authorize their bank mandate requests through their UPI mobile application before 5:00 PM IST on Monday, 24 August 2026.
• Sufficient Account Balance: Ensure adequate unencumbered funds are available in your linked bank account to avoid mandate authorization failures.
• Cut-off Price Bidding for Retail: Retail applicants should select the "Cut-off Price" checkbox to ensure their application remains valid at the final discovered issue price (₹300).

13. Frequently Asked Questions (FAQs)

14. Primary Sources & Regulatory Filing References

• SEBI Public Issues Repository: Red Herring Prospectus (RHP) of Tempsens Instruments (India) Limited filed with SEBI and Stock Exchanges (August 2026), accessible at SEBI Public Issues Filings.
• Exchange Bidding Records: Cumulative electronic bidding records published on the BSE Public Issues Notice Board and NSE Issue Information Portal.
• Designated Registrar: KFin Technologies Limited official public issue portal at https://kosmic.kfintech.com/ipostatus/.
• Corporate Issuer: Tempsens Instruments (India) Limited official disclosures at https://www.tempsens.com.