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Tenneco Clean Air India IPO Day 3: Strong GMP, robust subscription. GMP, Subscription & Key Risks for Investors

Tenneco Clean Air India IPO Day 3: Strong GMP, robust subscription. Should you apply?
Venkateshwar Jambula avatar

Venkateshwar Jambula

Lead Market Researcher

4min

Published on November 14, 2025

Stocks

Tenneco Clean Air India IPO Day 3: Strong GMP, Robust Subscription. Should You Apply?

The Tenneco Clean Air India IPO, valued at Rs 3,600 crore, has entered its third and final day of bidding in India, having achieved an overall subscription of 2.93 times by the end of Day 2. The IPO is also experiencing robust interest in the grey market, with a premium of approximately 19%, suggesting a potential listing price of Rs 473 against an issue price of Rs 397.

Key Takeaways

  • The IPO saw strong overall subscription of 2.93 times by the end of Day 2, with Non-Institutional Investors (NIIs) oversubscribing by 7.18 times in the Indian market.
  • A robust Grey Market Premium (GMP) of Rs 76 (approximately 19%) suggests potential listing gains for investors.
  • The implied listing price based on GMP is around Rs 473, compared to the issue price of Rs 397 per share.
  • The offer is a pure Offer-for-Sale (OFS) worth Rs 3,600 crore, with a price band of Rs 378-397 per share.
  • The stock is scheduled to list on both the NSE and BSE on November 19.

Company Overview

Tenneco Clean Air India is currently undertaking an Initial Public Offering (IPO) valued at Rs 3,600 crore. This public offering is structured as a pure Offer-for-Sale (OFS), meaning the proceeds from the sale of shares go to selling shareholders rather than into the company's operations. The price band for the shares has been established between Rs 378 and Rs 397 per share. Upon conclusion, the company's shares are scheduled for listing on both the National Stock Exchange (NSE) and Bombay Stock Exchange (BSE) on November 19.

Market Analysis

The IPO has demonstrated significant market demand, achieving an overall subscription of 2.93 times by the close of bidding on Day 2 in the Indian market. Notably, Non-Institutional Investors (NIIs) displayed substantial interest, oversubscribing their allocated portion by 7.18 times. Qualified Institutional Buyers (QIBs) also showed robust participation, subscribing 2.34 times, while Retail Individual Investors (RIIs) subscribed 1.44 times. Adding to the positive sentiment, there is robust interest in the grey market, with a premium of Rs 76, which translates to approximately 19% over the issue price. Further reading: Understanding IPO Subscriptions

Further reading: SaaS company Excelsoft Technologies to launch Rs 500 crore IPO on November 19. Check details.

Valuation Analysis

The IPO's upper issue price is set at Rs 397 per share, within a broader price band of Rs 378-397. The current Grey Market Premium (GMP) of Rs 76 indicates a potential listing price of approximately Rs 473, based on the upper end of the issue price. It is important to note that traditional valuation metrics such as Price-to-Earnings (P/E) or Price-to-Book (P/B) ratios for Tenneco Clean Air India were not disclosed in the available material, making a detailed comparative valuation challenging based solely on this information.

Risk Assessment

Based on the provided factual materials, specific regulatory, liquidity, or execution risks directly associated with this particular IPO were not disclosed. Prospective investors are advised to conduct thorough due diligence into the company's business and industry risks.

Investment Perspective

The robust subscription rates observed across various investor categories, especially from Non-Institutional Investors (NIIs), signal considerable market confidence in this IPO. Furthermore, the notable Grey Market Premium (GMP) implies a potential for positive listing day gains for investors, reflecting speculative interest. However, investors should carefully consider the pure Offer-for-Sale (OFS) structure of the IPO and the absence of detailed financial metrics in the provided information when formulating a comprehensive investment decision. Further reading: Evaluating IPOs: Beyond Subscription Numbers

Further reading: Sedemac Mechatronics files DRHP with SEBI for 100% OFS IPO.

Execution Guardrails

  1. Market scanning: Continuously monitors regulatory filings, financial news, and sentiment to highlight actionable IPO events.
  2. AI risk and potential returns analysis: Benchmarks fundamentals, valuations, and demand indicators to quantify upside versus risk.
  3. pre-trade position sizing recommendations and entry: Applies risk limits and provides recommendations for subscriptions or allocations in line with investor preferences.
  4. Real-time monitoring and adjustments: Tracks listing updates, market tone, and liquidity to adjust positioning as signals evolve.
  5. Automated exit and performance tracking: helps you track configured exits and records outcomes for ongoing strategy refinement.

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  • PortoAI provides Indian retail investors with real-time alerts on IPO subscription statuses and Grey Market Premiums.
  • It offers AI-powered insights into market sentiment and potential listing performance for new issues.
  • PortoAI helps identify early investment signals, enabling informed decision-making for IPO applications.

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Sources

Disclaimer: Educational content, not investment advice.

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