NSE: SPLPETRO | BSE: 504340 | Sector: Chemicals | CMP: ₹702 | Market Cap: ₹13231 Cr

Supreme Petrochem: Specialty Polymer Compounder, Valuation Premium Defended

A deep-dive equity research note on Supreme Petrochem Limited (SPLPETRO) — India''s largest polystyrene and specialty polymer producer, freshly out of a blockbuster Q4 FY26 where EPS printed at ₹8.96 and OPM expanded to a record 16%. We argue the 5.56x P/B valuation is justified by 15%+ EPS CAGR over a decade, near-zero debt, and a structural shift toward specialty grades. Our 12-month target of ₹825 implies 17.5% upside from the CMP of ₹702.

1. Business Overview: Supreme Petrochem Group

Supreme Petrochem Limited (founded 1990, listed 1995) is the flagship of the Raja Sarda-controlled Supreme Group and operates one of India''s most under-followed specialty chemical franchises. Headquartered in Mumbai, Maharashtra, the company manufactures polystyrene (PS), expandable polystyrene (EPS), masterbatches, specialty polymers, and compounds used across refrigeration, packaging, automotive, consumer durables, and construction.

1.1 Corporate Profile

At CMP of ₹702, the company commands a market cap of ₹13231 Cr, ranking it among the top 20 listed chemical franchises in India by market cap. The face value of each share is ₹2.0, with the equity capital of ₹38 Cr reflecting ~19 Cr shares outstanding (post-stock-split adjustments). Promoter holding stands at a comfortable 64.24%, leaving 35.76% as the free float.

1.2 Manufacturing Footprint

The company operates four world-class manufacturing facilities — two in Maharashtra (Ambernath and Taloja), one in Gujarat, and one in Tamil Nadu (Manali). Combined installed capacity is in excess of 300,000 MTPA of polystyrene and expandable polystyrene, making SPLPETRO the largest polystyrene producer in India and among the top 5 in Asia. The specialty polymer and masterbatch plants at Taloja and Ambernath serve the engineering plastics and colour compounding markets.

1.3 Product Mix & Revenue Diversification

The revenue mix is anchored by polystyrene (PS + EPS) contributing ~75% of consolidated sales, with the balance from specialty polymers, masterbatches, and trading. In FY26 (TTM), total sales printed at ₹5,406 Cr — a 5-year revenue CAGR of ~12%. The shift in mix toward specialty grades (which command 20-30% higher realisations) is the single most important variable in the bull case.

1.4 End-Market Exposure

Refrigerators and appliances consume ~35% of output (insulation panels use EPS, liners use HIPS), packaging takes ~25%, consumer durables ~15%, automotive ~10%, and construction/insulation ~15%. The diversification across end-uses has historically cushioned SPLPETRO during commodity down-cycles, as insulation demand is counter-cyclical to consumer goods.

2. Latest Quarter Deep Dive: Q4 FY26

The just-concluded Q4 FY26 (Mar 2026) was a blockbuster print. Consolidated sales of ₹1,606 Cr grew ~25% QoQ, operating profit of ₹255 Cr more than tripled, and net profit of ₹169 Cr (an EPS of ₹8.96) represented a ~5.5x jump versus the weak base of Q3 FY26s ₹31 Cr net profit. The OPM of 16% is the highest quarterly margin in the company''s history.

2.1 Quarterly P&L (Consolidated, FY26)

2.2 Quarter-on-Quarter Walk

The path to ₹1,606 Cr in Q4 FY26 came on the back of volume growth, better realisations, and improved mix. Sales grew 25% from Q3 FY26s ₹1,281 Cr, while OPM expanded from 6% → 16% — a 1,000 bps sequential jump, driven by ~150 bps of price realisations, ~500 bps of cost pass-through, and ~350 bps of operating leverage on the EPS, masterbatch, and specialty polymer lines.

2.3 What Drove the Beat

Three factors explain the Q4 FY26 blockbuster: (1) Styrene monomer spreads widened by ~$150/MT QoQ as Asian supply tightened post the Chinese Lunar New Year, allowing SPLPETRO to pass on input costs; (2) Specialty polymer volumes grew ~40% YoY on new client wins in automotive and electrical; (3) Repairs and maintenance at one of the EPS plants in Q3 normalised, removing a ~50 bps drag on OPM.

2.4 FY26 Annual P&L (Consolidated, TTM)

For full-year FY26, SPLPETRO delivered: Sales of ₹5,406 Cr, Operating Profit of ₹521 Cr, OPM of 10%, and Net Profit of ₹330 Cr (EPS of ₹17.51). This is a record EPS in the company''s 35-year history, and represents a ~5.5x increase from the FY10 baseline of ₹3.12.

3. Five-Year Financial Performance

SPLPETROs 5-year journey (FY21-FY26) has been a masterclass in specialty polymer compounding. While the commodity polystyrene business grew in line with nominal GDP, the specialty polymer and masterbatch business has compounded at 20%+, transforming both the revenue mix and the margin profile. The ROCE has stabilised at 14.2% on a zero-debt balance sheet, with ROE also at 14.2% (the gap closed thanks to lower leverage).

3.1 Historical Profit & Loss (FY06-FY10 + FY26 TTM)

3.2 Balance Sheet Trajectory (5-Year + TTM)

3.3 Cash Flow Statement (5-Year + TTM)

3.4 Working Capital Efficiency

3.5 Key 5-Year Ratios Summary

3.6 Stock Price CAGR Across Cycles

4. Industry & Competition: Polymer Peer Comparison

The Indian polymer industry is a ₹3.5 lakh Cr market growing at 10-12% CAGR, with polystyrene representing ~₹20,000 Cr and specialty polymers a ₹40,000 Cr market growing at 15%. The industry structure is fragmented with the top 5 players controlling ~65% of capacity. SPLPETRO is the largest domestic player in polystyrene, with ~30% domestic market share.

4.1 Peer Comparison Table

4.2 Polystyrene Market Structure

4.3 Industry Tailwinds

Five structural tailwinds support a 15%+ long-term growth thesis for SPLPETRO: (1) Refrigerator penetration in India at 35% vs global average of 70%, implying a 2x growth runway; (2) EPS insulation demand from Pradhan Mantri Awas Yojana and Smart Cities; (3) Specialty polymer import substitution of ~$1.2 Bn annually; (4) Automotive lightweighting mandates increasing HIPS usage; (5) China +1 sourcing driving export opportunity for specialty grades.

5. DCF Valuation

We value SPLPETRO using a 10-year DCF with explicit forecasts for FY27-FY32 and a ****terminal growth rate of 5%. Our WACC is 11.5% (cost of equity 12.5% with risk-free rate ****6.8%, equity risk premium ****6.0%**, beta 0.95, cost of debt 8.0% at negligible weight).

5.1 DCF Assumptions

5.2 Explicit Forecast (FY27-FY32)

5.3 DCF Cash Flow Build

5.4 Sensitivity Analysis (Target Price, ₹)

6. Analyst Consensus

SPLPETRO is covered by 7-8 sell-side analysts, with a consensus BUY rating. The consensus 12-month target is in the ₹780-820 band, implying 11-17% upside from CMP of ₹702. Our ₹825 target sits at the upper end of this range.

6.1 Analyst Ratings Distribution

6.2 Target Price Range

6.3 EPS Estimates by Brokerage

7. Shareholding Pattern

The shareholding pattern of SPLPETRO is dominated by the promoter group at 64.24%, leaving only 35.76% as free float. The FII holding has grown from 2.00% → 3.69% over the past 8 quarters, while DII holding has expanded from 2.33% → 4.24%. The Government holds a token 0.09%, and the public float stands at 27.74%.

7.1 Quarterly Shareholding Trend

7.2 Shareholder Count Trend

7.3 Promoter Background

The promoter group is led by the Sarda family through Raja Sarda HUF and related entities. The founding family has consistently held above 60% since IPO in 1995, indicating strong long-term commitment. The pledge status is nil — none of the promoter shares are encumbered, providing zero governance risk on the free-float.

8. Key Risks

While our base case is BUY, we flag six key risks that could derail the thesis. The 5.56x P/B valuation already prices in execution; any disappointment on margins or volumes could trigger a 15-20% multiple compression.

8.1 Risk Matrix

8.2 Detailed Risk Discussion

Styrene monomer is the #1 raw material for polystyrene and represents 65-70% of the cost stack. A 20% spike in styrene prices without commensurate polystyrene price hikes would compress OPM by 500-600 bps. While SPLPETRO has demonstrated ~70% pass-through historically, a 3-6 month lag exposes earnings.

8.3 Customer Concentration Risk

8.4 Regulatory & ESG Risks

Styrene is classified as a possible carcinogen by IARC, and the Indian government has been tightening emissions norms under the OCEMS framework. SPLPETRO has invested ₹80 Cr over 3 years in emission control, but a sudden tightening could trigger ₹100-150 Cr of incremental capex over FY27-FY29.

9. Investment Thesis

We initiate coverage on Supreme Petrochem with a BUY rating and a 12-month target of ₹825 (17.5% upside). The thesis rests on six pillars: (1) largest domestic polystyrene franchise with 30% market share; (2) specialty polymer shift lifting OPM to 12-13% by FY29; (3) zero-debt balance sheet enabling organic + inorganic growth; (4) 15%+ EPS CAGR over FY26-FY32; (5) 5.56x P/B justified by 14%+ ROCE and specialty mix expansion; (6) China +1 tailwind unlocking **export revenue.

9.1 Six-Pillar Investment Thesis

9.2 Catalysts (Next 12 Months)

9.3 Bull / Base / Bear Case

9.4 Final Recommendation

With a BUY rating and a 12-month price target of ₹825, we believe SPLPETRO offers an attractive risk-reward at current levels. The 5.56x P/B is rich in absolute terms but is more than supported by (i) 14.2% ROCE on zero debt, (ii) a clear runway to 15%+ EPS CAGR over the next 3 years, (iii) the specialty polymer narrative that the Street is only beginning to underwrite, and (iv) the optionality from **China +1 export demand. Long-term investors should use the recent -7% 1-year underperformance as an entry point. We assign a **Conviction Score of 8/10.

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