
Consumer Discretionary · NSE / BSE
Founded in 2018, Tenneco Clean Air India Limited is a subsidiary of Tenneco Inc., a global company known for its clean air and powertrain products used in automobiles. The company operates under the Clean Air division, focusing on emission control systems for both light and commercial vehicles. In India, it provides advanced exhaust and after-treatment solutions such as catalytic converters, diesel particulate filters, mufflers, and exhaust pipes to help manufacturers comply with Bharat Stage VI emission standards. Tenneco Clean Air has 12 manufacturing facilities across seven states and one union territory, supporting OEMs and Tier 1 customers. Its operations include two main divisions: Clean Air & Powertrain Solutions, and Advanced Ride Technologies, which produces shock absorbers, struts, and suspension systems. As of March 31, 2025, the company had 145 employees working in design, engineering, and R&D, with a strong focus on sustainability and innovation.
Price Band
₹378 – ₹397
Issue Size
₹3600 Cr
Lot Size
37 shares
GMP
+25.2%
Est. Listing
₹497
at current GMP
Subscribed
61.79x
overall
Open
12 Nov 2025
Close
14 Nov 2025
Allotment
17 Nov 2025
Refund
18 Nov 2025
Demat Credit
19 Nov 2025
Listing
19 Nov 2025
Designated Registrar: Link Intime India Private Limited
Allotment Date
17 Nov 2025
Basis finalization
Refunds Initiate
18 Nov 2025
Mandate release
Demat Credit
19 Nov 2025
Shares in demat
Listing Debut
19 Nov 2025
Trading begins
Tenneco Clean Air India Limited is bringing an initial public offering (IPO) in the Consumer Discretionary sector with an aggregate issue size of ₹3,600 Crores. The shares are offered at a price band of ₹378 to ₹397 per equity share on NSE and BSE. Currently, investors are tracking the grey market premium (GMP) and institutional subscription multiples closely across BSE and NSE portals.
The public offer consists of a fresh issue and offer-for-sale structured under SEBI regulations. Bidding is open to Qualified Institutional Buyers (QIB), Non-Institutional Bidders (NII/HNI), and Retail Individual Investors (RII). Applications can be submitted online using ASBA or UPI mandate through certified stock brokers and net banking portals.
Following the close of bidding on 2025-11-14, the basis of allotment is scheduled to be finalized on 2025-11-17. Investors can verify their application status online by submitting their PAN card number, Application Number, or DP Client ID on the registrar's official portal (Link Intime India Private Limited) or the BSE allotment checking window.
Allotment records are updated in batches. If the status is not yet available, please wait a few hours until the basis of allotment is fully finalized.
Since funds are blocked under ASBA/UPI, the bank will automatically release the blocked hold on your funds upon receipt of revocation instructions from the sponsor bank.