Milestone

Tempsens Instruments opens ₹650 crore IPO at 73% grey market premium

What's the deal? Tempsens InstrumentsDealroom has a profile for this one. Try Dealroom → opened its ₹650 crore (roughly $68 million) IPO for subscription on August 20, 2026. The book-built issue includes a ₹95 crore fresh issue and a ₹555 crore offer for sale from promoters and other shareholders.

The details: Shares are priced at ₹285 to ₹300, with a minimum retail investment of ₹15,000 for 50 shares. The offering is scheduled to close on August 24, with allotment expected on August 25 and tentative listing on August 28, 2026.

Why now? Tempsens plans to use the fresh proceeds for debt repayment, capital expenditure and general corporate purposes. The offer for sale gives promoters and early shareholders an opportunity to sell part of their stakes.

The company: Incorporated in 1990, Tempsens manufactures temperature sensors, electrical heating systems and specialised cables. It serves more than 1,000 customers and exports to over 80 countries.

Early demand: On August 20, 2026, the shares traded in the grey market at a reported 73.33% premium, or ₹520, versus the ₹300 cap price. Grey-market premiums reflect unofficial sentiment and are not a reliable predictor of listing performance.

Who's involved: ICICI SecuritiesDealroom has a profile for this one. Try Dealroom → and JM FinancialDealroom has a profile for this one. Try Dealroom → are the book-running lead managers, while KFin TechnologiesDealroom has a profile for this one. Try Dealroom → is the registrar.

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Image credit: Generated with Gemini

Source: dealroom

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