The Tempsens Instruments IPO GMP is ₹170 as of August 19, 2026, according to the latest available grey market update. The GMP has moved higher over the past few sessions, indicating positive sentiment in the unofficial market ahead of the IPO opening. However, investors should remember that GMP is unofficial and can change quickly.
Tempsens Instruments India Limited is set to launch its mainboard IPO on August 20, 2026. The issue will remain open until August 24, 2026, with a price band of ₹285 to ₹300 per share. The company plans to raise approximately ₹650 crore through the public issue.
In this article, we cover the latest Tempsens Instruments IPO GMP, GMP trend, expected listing calculation, IPO details, important dates, business overview, and factors investors should consider before applying.
Tempsens Instruments IPO GMP Today
As of August 19, 2026, the Tempsens Instruments IPO GMP is ₹170 per share.
Based on the upper IPO price band of ₹300, a GMP of ₹170 implies an estimated market price of around ₹470 per share. This represents a premium of approximately 56.67% over the upper end of the IPO price band.
However, this should not be treated as the actual listing price. Grey market premiums are unofficial indicators and can rise or fall before the shares begin trading on the stock exchanges
Tempsens Instruments IPO GMP Trend
| Date | IPO GMP | Approx. Premium on ₹300 |
| August 17, 2026 | ₹135 | 45.00% |
| August 18, 2026 | ₹154 | 51.33% |
| August 19, 2026 | ₹170 | 56.67% |
The GMP increased from ₹135 on August 17 to ₹170 on August 19. That is a rise of ₹35 in two sessions. The trend suggests that grey market sentiment has strengthened ahead of the IPO opening.
Tempsens Instruments IPO Expected Listing Price
If the current GMP of ₹170 remains unchanged and the IPO is priced at the upper band of ₹300, the estimated listing price based on GMP would be around ₹470 per share.
| Particulars | Amount |
| IPO Upper Price Band | ₹300 |
| Current GMP | ₹170 |
| Indicative Price | ₹470 |
| Indicative Premium | 56.67% |
Tempsens Instruments IPO Details
| IPO Details | Information |
| Company | Tempsens Instruments (India) Limited |
| IPO Type | Mainboard |
| IPO Open Date | August 20, 2026 |
| IPO Close Date | August 24, 2026 |
| Price Band | ₹285 to ₹300 |
| Face Value | ₹4 per share |
| Lot Size | 50 shares |
| Minimum Investment | ₹15,000 |
| Issue Size | Approximately ₹650 crore |
| Fresh Issue | Approximately ₹95 crore |
| Offer for Sale | Approximately 1.85 crore shares |
| Listing | BSE and NSE |
| Issue Type | Book Building |
Tempsens Instruments IPO Important Dates
The IPO is scheduled to open on August 20 and close on August 24, 2026. The basis of allotment is expected to be finalized on August 25, followed by refunds and demat credit on August 26. The proposed listing date is August 27, 2026.
| Event | Date |
| IPO Open Date | August 20, 2026 |
| IPO Close Date | August 24, 2026 |
| Basis of Allotment | August 25, 2026 |
| Refunds | August 26, 2026 |
| Credit to Demat Account | August 26, 2026 |
| IPO Listing Date | August 27, 2026 |
Business Overview
Tempsens Instruments (India) Limited operates in the industrial temperature measurement and thermal engineering space. The company manufactures temperature sensing products and provides solutions used across multiple industrial applications.
Its product portfolio includes temperature sensing solutions, electrical heating solutions and specialized cables. Its products serve industries such as steel, cement, petrochemicals, power generation, automotive and glass.
According to the company’s DRHP, Tempsens faces risks including fluctuations in expenses, competitive pressures and uncertainty around future market prices. The prospectus also notes that the IPO price may not necessarily indicate the eventual market price after listing.
The company has also expanded its capabilities through acquisitions. In April 2026, Tempsens announced the acquisition of a majority stake in Techin Gauges India Private Limited, subsequently renamed Tempsens Measurement and Control Private Limited.
Tempsens Instruments IPO GMP vs IPO Price
The IPO price band is ₹285 to ₹300 per share, while the latest reported GMP is ₹170.
At the upper price band, the GMP represents a premium of:
₹170 ÷ ₹300 × 100 = 56.67%
At the lower price band of ₹285, the same ₹170 GMP would represent approximately 59.65%.
This difference is important because GMP percentages can vary depending on whether the calculation uses the lower or upper end of the IPO price band.
What Investors Should Know About Tempsens Instruments IPO GMP
The latest GMP may look attractive, but investors should consider more than the grey market premium.
First, GMP is not an official exchange price. It can change significantly before listing.
Second, the estimated listing price derived from GMP is not guaranteed. Actual listing performance depends on demand for the shares and prevailing market conditions.
Third, investors should review the company’s financial performance, business model, valuation, risk factors and IPO objectives before making any decision.
The company’s DRHP specifically cautions that the offer price may not be indicative of the market price after listing.
Tempsens Instruments IPO GMP: Kostak Rate and Subject to Sauda
Kostak rates and Subject to Sauda are separate concepts associated with the unofficial IPO grey market.
A Kostak rate refers to the premium associated with an IPO application in an off-market transaction. A Subject to Sauda arrangement is linked to an agreed premium subject to the allotment of shares.
These transactions are outside the official IPO application and stock exchange mechanisms. Investors should therefore understand the risks and should not confuse these unofficial rates with the IPO’s official price.
At present, publicly available information does not provide a reliable official source for a confirmed Kostak or Subject to Sauda rate for Tempsens Instruments. These figures can also change frequently
FAQs-
The latest available Tempsens Instruments IPO GMP is ₹170 per share as of August 19, 2026. The GMP is unofficial and may change before listing.
Based on a GMP of ₹170 and the upper IPO price band of ₹300, the indicative price is around ₹470 per share. This is only a GMP-based estimate and is not a guaranteed listing price.
The IPO price band has been fixed at ₹285 to ₹300 per share.
The minimum lot size is 50 shares. At the upper price band of ₹300, one lot requires an investment of ₹15,000.
The Tempsens Instruments IPO is scheduled to open on August 20, 2026, and close on August 24, 2026. The proposed listing date is August 27, 2026.
Final Takeaway
The Tempsens Instruments IPO GMP stands at ₹170 as of August 19, 2026, showing a strong rise from ₹135 on August 17. At the upper IPO price band of ₹300, the current GMP indicates an estimated price of ₹470, or a premium of about 56.67%.
Nevertheless, GMP should be viewed only as an indicator of unofficial market sentiment. It can change rapidly and does not guarantee the actual listing price.
With the IPO scheduled to open on August 20, investors should also examine the company’s financials, valuation, business prospects, risks and the details provided in the offer documents before making an investment decision.
Disclaimer: IPO GMP figures are based on unofficial grey market information and are provided for educational and informational purposes only. GMP can change at any time and should not be considered a guarantee of listing gains or investment returns. Investors should read the official offer documents and consider their own financial circumstances before making any investment decision. IPOTrackers.com does not provide investment advice.
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