Tenneco Clean Air India IPO
Auto Components - Listed on 19 November 2025
Tenneco Clean Air India IPO listing summary
Tenneco Clean Air India (Auto Components) closed its IPO window in 2025 and listed on NSE and BSE on 19 November 2025 at an upper band issue price of Rs 397, opening at Rs 505 for a listing gain of +27.2% and closing day one at Rs 490.8 (+23.6% on closing basis). The IPO was subscribed 58.83x overall - QIB 166.42x, HNI/NII 40.74x, Retail 5.11x. The total issue size was Rs 3,600 Cr (Fresh Issue Rs 0 Cr, OFS Rs 3600 Cr). IPO GMP data, subscription trends across Day 1 - Day 3 and Nifty performance around the listing window are detailed below.
Listing day performance
Subscription breakdown
Final (Day 3) subscription
Number of times each investor category subscribed by close of Day 3.
Day-wise overall subscription
How overall subscription built up across the three-day issue window.
Tenneco Clean Air India IPO GMP history
Grey market premium (GMP) tracked day-by-day across the IPO window. Absolute GMP is the premium in rupees over the upper issue price; GMP % is that premium as a percent of the issue price.
| Day | GMP (Rs) | GMP % |
|---|---|---|
| Day 1 | Rs 65 | +16.37% |
| Day 2 | Rs 58 | +14.61% |
| Day 3 | Rs 58 | +14.61% |
| Day 4 | Rs 85 | +21.41% |
| Day 5 | Rs 75 | +18.89% |
GMP Prediction vs IPOGyani AI Prediction
Comparison between market-based GMP prediction and IPOGyani's AI-powered listing gain prediction.
Issue & financials
Market context at listing
How the broader market moved around the Tenneco Clean Air India IPO window. Helpful for isolating how much of the listing gain came from company fundamentals vs. market tailwind.
Tenneco Clean Air India IPO - FAQs
What was the listing gain of Tenneco Clean Air India IPO?
Tenneco Clean Air India IPO listed at +27.2% versus the upper issue price of Rs 397 on 19 November 2025.
How many times was Tenneco Clean Air India IPO subscribed?
Tenneco Clean Air India IPO was subscribed 58.83x overall. QIB portion was subscribed 166.42x, HNI / NII 40.74x and Retail 5.11x.
What was the IPO GMP for Tenneco Clean Air India?
IPO GMP started at Rs 65 on Day 1 and moved to Rs 75 by the close of the issue window. See the day-by-day GMP table above for the full trajectory.