The Chemplast Sanmar IPO came to the market in August 2021 from one of India’s well-known specialty chemical manufacturers. The IPO attracted attention because the company operates in the specialty chemicals and PVC resin industry, which has strong industrial demand.
However, investors still ask an important question: Was the Chemplast Sanmar IPO good or bad for investors?
Let’s analyze the IPO in detail.

About Chemplast Sanmar
Chemplast Sanmar Limited is a Chennai-based specialty chemical company that manufactures products such as specialty paste PVC resin, chlorochemicals, and custom chemicals used in pharmaceuticals and agrochemicals.
The company supplies chemicals to industries like:
- Pharmaceuticals
- Agrochemicals
- Plastics and PVC manufacturing
- Industrial chemicals
Chemplast Sanmar is part of the Sanmar Group, one of the oldest corporate groups in South India.
Chemplast Sanmar IPO Details
Here are the key IPO details:
- IPO opening date: 10 August 2021
- IPO closing date: 12 August 2021
- Listing date: 24 August 2021
- Price band: ₹530 – ₹541 per share
- Issue size: about ₹3,850 crore
- Lot size: 27 shares
- Listing exchanges: NSE and BSE
The IPO consisted of:
- Fresh issue: ₹1,300 crore
- Offer for sale: ₹2,550 crore by promoters
The company planned to use fresh funds mainly for repaying debt and corporate purposes.
Subscription Demand
Investor response to the IPO was moderate.
The issue was subscribed about 2.17 times overall.
Subscription breakdown:
- QIB (institutional investors): ~2.7x
- Retail investors: ~2.29x
- NII investors: ~1.03x
Compared with many popular IPOs that get 20–50x subscription, this demand was considered average.
Listing Performance
The IPO did not deliver strong listing gains.
- Issue price: ₹541
- Listing price: about ₹525 on BSE
- Listing loss: roughly 3% discount on the first day.
Although the stock recovered slightly during the day, the listing performance disappointed many short-term investors.
Current Stock Performance
The stock has struggled to perform strongly after listing.
- Current share price (2026): around ₹256
- Listing price: ₹534.90
- Total decline: about 52% from listing price.
From the IPO price to current levels, the stock has delivered negative returns, with an estimated CAGR of about -15%.
This indicates that many IPO investors who held the stock long term are currently in loss.
Strengths of Chemplast Sanmar
1. Strong Chemical Industry Position
The company is a major producer of PVC resins and specialty chemicals, which are widely used in manufacturing industries.
2. Diversified Product Portfolio
Its products are used in multiple sectors including pharmaceuticals, agriculture chemicals, and industrial materials.
3. Established Corporate Group
Chemplast Sanmar belongs to the Sanmar Group, which has decades of industrial experience.
4. Specialty Chemical Sector Growth
India’s specialty chemical industry has strong long-term growth potential due to global demand and supply chain shifts.
Risks and Weaknesses
1. Weak Listing Performance
The stock listed at a discount, which was disappointing for IPO investors expecting quick gains.
2. Poor Post-IPO Returns
The share price has fallen significantly from the IPO level.
3. Low Profitability Ratios
Financial indicators show weak profitability with low ROCE and negative ROE in recent periods, indicating operational challenges.
4. Chemical Industry Cycles
Chemical companies often face:
- Raw material price fluctuations
- Global demand changes
- Environmental regulations
These factors can impact profitability.
Financial Snapshot
Some key financial indicators include:
- Market cap around ₹4,000–₹5,000 crore
- Current share price roughly ₹260–₹320 range
- Return on equity recently negative.
These numbers suggest that the company is stable but currently facing profitability challenges.
Final Verdict – Is Chemplast Sanmar IPO Good or Bad?
Short answer: The Chemplast Sanmar IPO has not been a good investment so far.
Positive Points
- Established specialty chemical company
- Diversified chemical products
- Belongs to a strong industrial group
Negative Points
- Listing loss
- Stock price far below IPO level
- Weak financial performance
Overall Rating
4/10 – Below-average IPO performance.
Short-term investors did not get listing gains, and long-term investors have also faced losses due to the sharp fall in share price since the IPO.