Tempsens Instruments Day 3: GMP ₹297 (99%) & 184.22x Subscribed
Key takeaways:
- The Tempsens Instruments IPO is looking to raise ₹650 crore through a combination of a fresh issue (₹95 crore) and an OFS (₹555 crore).
- The price band is set at ₹285 to ₹300 per share, and the minimum investment is ₹15,000 per lot (50 shares) for retail investors.
- The issue received an amazing response on the last day of bidding, being oversubscribed by 184.22 times.
- The current GMP is an impressive ₹297, which translates to a listing price of ₹597 and a listing premium of almost 99%.
- Tempsens is India's largest manufacturer of temperature sensors by revenue, exports its products worldwide, and has integrated manufacturing facilities.
The three-day bidding for the initial public offering (IPO) of Udaipur-based thermal engineering and specialised cable maker Tempsens Instruments (India) Ltd. officially ended today. After a phenomenal start on the first two days, the ₹650-crore public issue received an aggressive response on the last day, closing the subscription window with an overwhelming 184.22 times overall subscription.
Sentiments in the unlisted market were highly bullish, with the current Grey Market Premium of ₹297, indicating a healthy listing gain of 99%. The public issue comprises a fresh equity issuance of ₹95 crore and an offer for sale (OFS) of ₹555 crore by the current promoters.
The company intends to use the fresh funds to meet capital expenditure needs for electrical heating and specialised cable solutions (₹18.13 crore), prepay outstanding borrowings (₹55 crore) to improve the balance sheet, and for general corporate purposes. Let’s explore in detail what happened on the last day of the Tempsens Instruments IPO.
Important dates for Tempsens Instruments IPO
The subscription window for public bidding of Tempsens Instruments IPO began on Thursday, August 20, 2026, and ended today, Monday, August 24, 2026. The share allocation of Tempsens Instruments IPO is likely to be finalised tomorrow, Tuesday, August 25, 2026. The company will initiate refunds and unblock bank mandates for investors who did not get an allotment on Thursday, August 27, 2026.
The shares will be credited directly to the demat accounts of the successful allottees on Thursday, August 27, 2026. Its shares are scheduled to list on both the Bombay Stock Exchange and the National Stock Exchange on Friday, August 28, 2026.
This IPO has offered shares in the price band of ₹285-₹300 per share with a minimum of 1 lot of 50 equity shares. The minimum amount a retail individual investor must invest is ₹15,000 (based on the upper price band). ICICI Securities Ltd. is the book-running lead manager for this issue, while Kfin Technologies Ltd. is the registrar.
About Tempsens Instruments
Tempsens Instruments (India) Ltd. was incorporated in 1990 and has grown from a regional player to a global powerhouse in thermal engineering and specialised cable manufacturing. The company is based in Udaipur, Rajasthan, and is engaged in the research, development, and manufacturing of customised temperature sensing solutions, industrial heating systems, and engineered cables.
Tempsens boasts a highly integrated, make-to-order business model, which makes it difficult for competitors to enter the market and enables it to serve complex process industries across the globe. It is the largest temperature sensor manufacturer in India by revenue and exports its niche, high-margin products to various countries worldwide.
Additionally, before the public bidding window opened, Tempsens Instruments raised ₹194.5 crore from anchor investors at the upper price band of ₹300. The anchor book saw participation from a diverse set of institutional investors, including HDFC MF, Kotak Mahindra MF, SBI Mutual Fund (MF), and many more.
Last-day subscription status and GMP
By the end of Day 3 (August 24, 2026), the overall subscription of the Tempsens Instruments IPO had surged to over 184.22 times. Non-Institutional Investors (NIIs) and Qualified Institutional Buyers (QIBs) drove the late momentum, and subscribed their quota by 314.44 times and 302.88 times, respectively.
Retail Individual Investors (RIIs) also had a massive turnout during the three-day period, with their allotted 35% quota being oversubscribed by 61.00 times. This issue also had an employee quota, which was subscribed 124.95 times.
On Day 3, the Grey Market Premium (GMP) for Tempsens Instruments was at ₹297. This current GMP, at the upper price band of ₹300, suggests an estimated listing price of ₹597 per share, delivering a massive listing pop of approximately 99% for successful allottees.
Market analysts attribute this phenomenal retail and institutional participation to the company's strong fundamentals, niche positioning in the industrial automation space and highly optimistic grey market trends. Now, everyone is waiting for the allotment finalisation and for Tempsens Instruments' shares to debut on the Indian stock exchanges on August 28, 2026.
